static void ltm_sframe(void)
{
uint8_t lt_flightmode;
uint8_t lt_statemode;
if (FLIGHT_MODE(PASSTHRU_MODE))
lt_flightmode = 0;
else if (FLIGHT_MODE(GPS_HOME_MODE))
lt_flightmode = 13;
else if (FLIGHT_MODE(GPS_HOLD_MODE))
lt_flightmode = 9;
else if (FLIGHT_MODE(HEADFREE_MODE))
lt_flightmode = 4;
else if (FLIGHT_MODE(BARO_MODE))
lt_flightmode = 8;
else if (FLIGHT_MODE(ANGLE_MODE))
lt_flightmode = 2;
else if (FLIGHT_MODE(HORIZON_MODE))
lt_flightmode = 3;
else
lt_flightmode = 1; // Rate mode
lt_statemode = (ARMING_FLAG(ARMED)) ? 1 : 0;
if (failsafeIsActive())
lt_statemode |= 2;
ltm_initialise_packet('S');
ltm_serialise_16(vbat * 100); //vbat converted to mv
ltm_serialise_16(0); // current, not implemented
ltm_serialise_8((uint8_t)((rssi * 254) / 1023)); // scaled RSSI (uchar)
ltm_serialise_8(0); // no airspeed
ltm_serialise_8((lt_flightmode << 2) | lt_statemode);
ltm_finalise();
}
void ltm_sframe(sbuf_t *dst)
{
uint8_t lt_flightmode;
if (FLIGHT_MODE(PASSTHRU_MODE))
lt_flightmode = 0;
else if (FLIGHT_MODE(NAV_WP_MODE))
lt_flightmode = 10;
else if (FLIGHT_MODE(NAV_RTH_MODE))
lt_flightmode = 13;
else if (FLIGHT_MODE(NAV_POSHOLD_MODE))
lt_flightmode = 9;
else if (FLIGHT_MODE(HEADFREE_MODE) || FLIGHT_MODE(MAG_MODE))
lt_flightmode = 11;
else if (FLIGHT_MODE(NAV_ALTHOLD_MODE))
lt_flightmode = 8;
else if (FLIGHT_MODE(ANGLE_MODE))
lt_flightmode = 2;
else if (FLIGHT_MODE(HORIZON_MODE))
lt_flightmode = 3;
else
lt_flightmode = 1; // Rate mode
uint8_t lt_statemode = (ARMING_FLAG(ARMED)) ? 1 : 0;
if (failsafeIsActive())
lt_statemode |= 2;
sbufWriteU8(dst, 'S');
ltm_serialise_16(dst, vbat * 100); //vbat converted to mv
ltm_serialise_16(dst, (uint16_t)constrain(mAhDrawn, 0, 0xFFFF)); // current mAh (65535 mAh max)
ltm_serialise_8(dst, (uint8_t)((rssi * 254) / 1023)); // scaled RSSI (uchar)
ltm_serialise_8(dst, 0); // no airspeed
ltm_serialise_8(dst, (lt_flightmode << 2) | lt_statemode);
}
static void applyMixToMotors(float motorMix[MAX_SUPPORTED_MOTORS])
{
// Now add in the desired throttle, but keep in a range that doesn't clip adjusted
// roll/pitch/yaw. This could move throttle down, but also up for those low throttle flips.
for (int i = 0; i < motorCount; i++) {
float motorOutput = motorOutputMin + (motorOutputRange * (motorOutputMixSign * motorMix[i] + throttle * currentMixer[i].throttle));
#ifdef USE_SERVOS
if (mixerIsTricopter()) {
motorOutput += mixerTricopterMotorCorrection(i);
}
#endif
if (failsafeIsActive()) {
if (isMotorProtocolDshot()) {
motorOutput = (motorOutput < motorRangeMin) ? disarmMotorOutput : motorOutput; // Prevent getting into special reserved range
}
motorOutput = constrain(motorOutput, disarmMotorOutput, motorRangeMax);
} else {
motorOutput = constrain(motorOutput, motorRangeMin, motorRangeMax);
}
// Motor stop handling
if (feature(FEATURE_MOTOR_STOP) && ARMING_FLAG(ARMED) && !feature(FEATURE_3D) && !isAirmodeActive()) {
if (((rcData[THROTTLE]) < rxConfig()->mincheck)) {
motorOutput = disarmMotorOutput;
}
}
motor[i] = motorOutput;
}
// Disarmed mode
if (!ARMING_FLAG(ARMED)) {
for (int i = 0; i < motorCount; i++) {
motor[i] = motor_disarmed[i];
}
}
}
void applyLedWarningLayer(uint8_t updateNow)
{
const ledConfig_t *ledConfig;
uint8_t ledIndex;
static uint8_t warningFlashCounter = 0;
if (updateNow && warningFlashCounter == 0) {
warningFlags = WARNING_FLAG_NONE;
if (feature(FEATURE_VBAT) && getBatteryState() != BATTERY_OK) {
warningFlags |= WARNING_FLAG_LOW_BATTERY;
}
if (feature(FEATURE_FAILSAFE) && failsafeIsActive()) {
warningFlags |= WARNING_FLAG_FAILSAFE;
}
if (!ARMING_FLAG(ARMED) && !ARMING_FLAG(OK_TO_ARM)) {
warningFlags |= WARNING_FLAG_ARMING_DISABLED;
}
}
if (warningFlags || warningFlashCounter > 0) {
const hsvColor_t *warningColor = &hsv_black;
if ((warningFlashCounter & 1) == 0) {
if (warningFlashCounter < 4 && (warningFlags & WARNING_FLAG_ARMING_DISABLED)) {
warningColor = &hsv_green;
}
if (warningFlashCounter >= 4 && warningFlashCounter < 12 && (warningFlags & WARNING_FLAG_LOW_BATTERY)) {
warningColor = &hsv_red;
}
if (warningFlashCounter >= 12 && warningFlashCounter < 16 && (warningFlags & WARNING_FLAG_FAILSAFE)) {
warningColor = &hsv_yellow;
}
} else {
if (warningFlashCounter >= 12 && warningFlashCounter < 16 && (warningFlags & WARNING_FLAG_FAILSAFE)) {
warningColor = &hsv_blue;
}
}
for (ledIndex = 0; ledIndex < ledCount; ledIndex++) {
ledConfig = &ledConfigs[ledIndex];
if (!(ledConfig->flags & LED_FUNCTION_WARNING)) {
continue;
}
setLedHsv(ledIndex, warningColor);
}
}
if (updateNow && (warningFlags || warningFlashCounter)) {
warningFlashCounter++;
if (warningFlashCounter == 20) {
warningFlashCounter = 0;
}
}
}
static void applyLedWarningLayer(bool updateNow, timeUs_t *timer)
{
static uint8_t warningFlashCounter = 0;
static uint8_t warningFlags = 0; // non-zero during blinks
if (updateNow) {
// keep counter running, so it stays in sync with blink
warningFlashCounter++;
warningFlashCounter &= 0xF;
if (warningFlashCounter == 0) { // update when old flags was processed
warningFlags = 0;
if (batteryConfig()->voltageMeterSource != VOLTAGE_METER_NONE && getBatteryState() != BATTERY_OK)
warningFlags |= 1 << WARNING_LOW_BATTERY;
if (failsafeIsActive())
warningFlags |= 1 << WARNING_FAILSAFE;
if (!ARMING_FLAG(ARMED) && isArmingDisabled())
warningFlags |= 1 << WARNING_ARMING_DISABLED;
}
*timer += HZ_TO_US(10);
}
const hsvColor_t *warningColor = NULL;
if (warningFlags) {
bool colorOn = (warningFlashCounter % 2) == 0; // w_w_
warningFlags_e warningId = warningFlashCounter / 4;
if (warningFlags & (1 << warningId)) {
switch (warningId) {
case WARNING_ARMING_DISABLED:
warningColor = colorOn ? &HSV(GREEN) : &HSV(BLACK);
break;
case WARNING_LOW_BATTERY:
warningColor = colorOn ? &HSV(RED) : &HSV(BLACK);
break;
case WARNING_FAILSAFE:
warningColor = colorOn ? &HSV(YELLOW) : &HSV(BLUE);
break;
default:;
}
}
} else {
if (isBeeperOn()) {
warningColor = &HSV(ORANGE);
}
}
if (warningColor) {
applyLedHsv(LED_MOV_OVERLAY(LED_FLAG_OVERLAY(LED_OVERLAY_WARNING)), warningColor);
}
}
static void applyLedWarningLayer(bool updateNow, uint32_t *timer)
{
static uint8_t warningFlashCounter = 0;
static uint8_t warningFlags = 0; // non-zero during blinks
if (updateNow) {
// keep counter running, so it stays in sync with blink
warningFlashCounter++;
warningFlashCounter &= 0xF;
if (warningFlashCounter == 0) { // update when old flags was processed
warningFlags = 0;
if (feature(FEATURE_VBAT) && getBatteryState() != BATTERY_OK)
warningFlags |= 1 << WARNING_LOW_BATTERY;
if (feature(FEATURE_FAILSAFE) && failsafeIsActive())
warningFlags |= 1 << WARNING_FAILSAFE;
if (!ARMING_FLAG(ARMED) && !ARMING_FLAG(OK_TO_ARM))
warningFlags |= 1 << WARNING_ARMING_DISABLED;
}
*timer += LED_STRIP_HZ(10);
}
if (warningFlags) {
const hsvColor_t *warningColor = NULL;
bool colorOn = (warningFlashCounter % 2) == 0; // w_w_
warningFlags_e warningId = warningFlashCounter / 4;
if (warningFlags & (1 << warningId)) {
switch (warningId) {
case WARNING_ARMING_DISABLED:
warningColor = colorOn ? &HSV(GREEN) : &HSV(BLACK);
break;
case WARNING_LOW_BATTERY:
warningColor = colorOn ? &HSV(RED) : &HSV(BLACK);
break;
case WARNING_FAILSAFE:
warningColor = colorOn ? &HSV(YELLOW) : &HSV(BLUE);
break;
default:;
}
}
if (warningColor)
applyLedHsv(LED_MOV_OVERLAY(LED_FLAG_OVERLAY(LED_OVERLAY_WARNING)), warningColor);
}
}
static void updateRcCommands(void)
{
// PITCH & ROLL only dynamic PID adjustment, depending on throttle value
int32_t prop;
if (rcData[THROTTLE] < currentControlRateProfile->tpa_breakpoint) {
prop = 100;
} else {
if (rcData[THROTTLE] < 2000) {
prop = 100 - (uint16_t)currentControlRateProfile->dynThrPID * (rcData[THROTTLE] - currentControlRateProfile->tpa_breakpoint) / (2000 - currentControlRateProfile->tpa_breakpoint);
} else {
prop = 100 - currentControlRateProfile->dynThrPID;
}
}
for (int axis = 0; axis < 3; axis++) {
// non coupled PID reduction scaler used in PID controller 1 and PID controller 2.
PIDweight[axis] = prop;
int32_t tmp = MIN(ABS(rcData[axis] - masterConfig.rxConfig.midrc), 500);
if (axis == ROLL || axis == PITCH) {
if (tmp > masterConfig.rcControlsConfig.deadband) {
tmp -= masterConfig.rcControlsConfig.deadband;
} else {
tmp = 0;
}
rcCommand[axis] = tmp;
} else if (axis == YAW) {
if (tmp > masterConfig.rcControlsConfig.yaw_deadband) {
tmp -= masterConfig.rcControlsConfig.yaw_deadband;
} else {
tmp = 0;
}
rcCommand[axis] = tmp * -masterConfig.yaw_control_direction;
}
if (rcData[axis] < masterConfig.rxConfig.midrc) {
rcCommand[axis] = -rcCommand[axis];
}
}
int32_t tmp;
if (feature(FEATURE_3D)) {
tmp = constrain(rcData[THROTTLE], PWM_RANGE_MIN, PWM_RANGE_MAX);
tmp = (uint32_t)(tmp - PWM_RANGE_MIN);
} else {
tmp = constrain(rcData[THROTTLE], masterConfig.rxConfig.mincheck, PWM_RANGE_MAX);
tmp = (uint32_t)(tmp - masterConfig.rxConfig.mincheck) * PWM_RANGE_MIN / (PWM_RANGE_MAX - masterConfig.rxConfig.mincheck);
}
rcCommand[THROTTLE] = rcLookupThrottle(tmp);
if (feature(FEATURE_3D) && IS_RC_MODE_ACTIVE(BOX3DDISABLESWITCH) && !failsafeIsActive()) {
fix12_t throttleScaler = qConstruct(rcCommand[THROTTLE] - 1000, 1000);
rcCommand[THROTTLE] = masterConfig.rxConfig.midrc + qMultiply(throttleScaler, PWM_RANGE_MAX - masterConfig.rxConfig.midrc);
}
if (FLIGHT_MODE(HEADFREE_MODE)) {
const float radDiff = degreesToRadians(DECIDEGREES_TO_DEGREES(attitude.values.yaw) - headFreeModeHold);
const float cosDiff = cos_approx(radDiff);
const float sinDiff = sin_approx(radDiff);
const int16_t rcCommand_PITCH = rcCommand[PITCH] * cosDiff + rcCommand[ROLL] * sinDiff;
rcCommand[ROLL] = rcCommand[ROLL] * cosDiff - rcCommand[PITCH] * sinDiff;
rcCommand[PITCH] = rcCommand_PITCH;
}
}
void mixTable(pidProfile_t *pidProfile)
{
uint32_t i = 0;
float vbatCompensationFactor = 1;
// Scale roll/pitch/yaw uniformly to fit within throttle range
// Initial mixer concept by bdoiron74 reused and optimized for Air Mode
float motorMix[MAX_SUPPORTED_MOTORS], motorMixMax = 0, motorMixMin = 0;
float throttleRange = 0, throttle = 0;
float motorOutputRange, motorMixRange;
uint16_t motorOutputMin, motorOutputMax;
static uint16_t throttlePrevious = 0; // Store the last throttle direction for deadband transitions
// Find min and max throttle based on condition.
if (feature(FEATURE_3D)) {
if (!ARMING_FLAG(ARMED)) throttlePrevious = rxConfig->midrc; // When disarmed set to mid_rc. It always results in positive direction after arming.
if ((rcCommand[THROTTLE] <= (rxConfig->midrc - flight3DConfig->deadband3d_throttle))) { // Out of band handling
motorOutputMax = deadbandMotor3dLow;
motorOutputMin = minMotorOutputNormal;
throttlePrevious = rcCommand[THROTTLE];
throttle = rcCommand[THROTTLE] + flight3DConfig->deadband3d_throttle;
} else if (rcCommand[THROTTLE] >= (rxConfig->midrc + flight3DConfig->deadband3d_throttle)) { // Positive handling
motorOutputMax = maxMotorOutputNormal;
motorOutputMin = deadbandMotor3dHigh;
throttlePrevious = rcCommand[THROTTLE];
throttle = rcCommand[THROTTLE] - flight3DConfig->deadband3d_throttle;
} else if ((throttlePrevious <= (rxConfig->midrc - flight3DConfig->deadband3d_throttle))) { // Deadband handling from negative to positive
throttle = deadbandMotor3dLow;
motorOutputMin = motorOutputMax = minMotorOutputNormal;
} else { // Deadband handling from positive to negative
motorOutputMax = maxMotorOutputNormal;
throttle = motorOutputMin = deadbandMotor3dHigh;
}
} else {
throttle = rcCommand[THROTTLE];
motorOutputMin = minMotorOutputNormal;
motorOutputMax = maxMotorOutputNormal;
}
motorOutputRange = motorOutputMax - motorOutputMin;
throttle = constrainf((throttle - rxConfig->mincheck) / rcCommandThrottleRange, 0.0f, 1.0f);
throttleRange = motorOutputMax - motorOutputMin;
float scaledAxisPIDf[3];
// Limit the PIDsum
for (int axis = 0; axis < 3; axis++)
scaledAxisPIDf[axis] = constrainf(axisPIDf[axis] / PID_MIXER_SCALING, -pidProfile->pidSumLimit, pidProfile->pidSumLimit);
// Calculate voltage compensation
if (batteryConfig && pidProfile->vbatPidCompensation) vbatCompensationFactor = calculateVbatPidCompensation();
// Find roll/pitch/yaw desired output
for (i = 0; i < motorCount; i++) {
motorMix[i] =
scaledAxisPIDf[PITCH] * currentMixer[i].pitch +
scaledAxisPIDf[ROLL] * currentMixer[i].roll +
-mixerConfig->yaw_motor_direction * scaledAxisPIDf[YAW] * currentMixer[i].yaw;
if (vbatCompensationFactor > 1.0f) motorMix[i] *= vbatCompensationFactor; // Add voltage compensation
if (motorMix[i] > motorMixMax) motorMixMax = motorMix[i];
if (motorMix[i] < motorMixMin) motorMixMin = motorMix[i];
}
motorMixRange = motorMixMax - motorMixMin;
if (motorMixRange > 1.0f) {
for (i = 0; i < motorCount; i++) {
motorMix[i] /= motorMixRange;
}
// Get the maximum correction by setting offset to center
throttle = 0.5f;
} else {
float throttleLimitOffset = motorMixRange / 2.0f;
throttle = constrainf(throttle, 0.0f + throttleLimitOffset, 1.0f - throttleLimitOffset);
}
// Now add in the desired throttle, but keep in a range that doesn't clip adjusted
// roll/pitch/yaw. This could move throttle down, but also up for those low throttle flips.
for (i = 0; i < motorCount; i++) {
motor[i] = lrintf( motorOutputMin + (motorOutputRange * (motorMix[i] + (throttle * currentMixer[i].throttle))) );
if (failsafeIsActive()) {
if (isMotorProtocolDshot())
motor[i] = (motor[i] < motorOutputMin) ? disarmMotorOutput : motor[i]; // Prevent getting into special reserved range
motor[i] = constrain(motor[i], disarmMotorOutput, motorOutputMax);
} else {
motor[i] = constrain(motor[i], motorOutputMin, motorOutputMax);
}
// Motor stop handling
if (feature(FEATURE_MOTOR_STOP) && ARMING_FLAG(ARMED) && !feature(FEATURE_3D) && !isAirmodeActive()) {
if (((rcData[THROTTLE]) < rxConfig->mincheck)) {
motor[i] = disarmMotorOutput;
}
}
}
// Anti Desync feature for ESC's. Limit rapid throttle changes
if (motorConfig->maxEscThrottleJumpMs) {
const int16_t maxThrottleStep = constrain(motorConfig->maxEscThrottleJumpMs / (1000 / targetPidLooptime), 2, 10000);
// Only makes sense when it's within the range
if (maxThrottleStep < throttleRange) {
static int16_t motorPrevious[MAX_SUPPORTED_MOTORS];
motor[i] = constrain(motor[i], motorOutputMin, motorPrevious[i] + maxThrottleStep); // Only limit accelerating situation
motorPrevious[i] = motor[i];
}
}
// Disarmed mode
if (!ARMING_FLAG(ARMED)) {
for (i = 0; i < motorCount; i++) {
motor[i] = motor_disarmed[i];
}
}
}
void processRx(void)
{
static bool armedBeeperOn = false;
calculateRxChannelsAndUpdateFailsafe(currentTime);
// in 3D mode, we need to be able to disarm by switch at any time
if (feature(FEATURE_3D)) {
if (!IS_RC_MODE_ACTIVE(BOXARM))
mwDisarm();
}
updateRSSI(currentTime);
if (feature(FEATURE_FAILSAFE)) {
if (currentTime > FAILSAFE_POWER_ON_DELAY_US && !failsafeIsMonitoring()) {
failsafeStartMonitoring();
}
failsafeUpdateState();
}
throttleStatus_e throttleStatus = calculateThrottleStatus(&masterConfig.rxConfig, masterConfig.flight3DConfig.deadband3d_throttle);
// When armed and motors aren't spinning, do beeps and then disarm
// board after delay so users without buzzer won't lose fingers.
// mixTable constrains motor commands, so checking throttleStatus is enough
if (ARMING_FLAG(ARMED)
&& feature(FEATURE_MOTOR_STOP)
&& !STATE(FIXED_WING)
) {
if (isUsingSticksForArming()) {
if (throttleStatus == THROTTLE_LOW) {
if (masterConfig.auto_disarm_delay != 0
&& (int32_t)(disarmAt - millis()) < 0
) {
// auto-disarm configured and delay is over
mwDisarm();
armedBeeperOn = false;
} else {
// still armed; do warning beeps while armed
beeper(BEEPER_ARMED);
armedBeeperOn = true;
}
} else {
// throttle is not low
if (masterConfig.auto_disarm_delay != 0) {
// extend disarm time
disarmAt = millis() + masterConfig.auto_disarm_delay * 1000;
}
if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
} else {
// arming is via AUX switch; beep while throttle low
if (throttleStatus == THROTTLE_LOW) {
beeper(BEEPER_ARMED);
armedBeeperOn = true;
} else if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
}
processRcStickPositions(&masterConfig.rxConfig, throttleStatus, masterConfig.disarm_kill_switch, masterConfig.fixed_wing_auto_arm);
updateActivatedModes(currentProfile->modeActivationConditions, currentProfile->modeActivationOperator);
if (!cliMode) {
updateAdjustmentStates(currentProfile->adjustmentRanges);
processRcAdjustments(currentControlRateProfile, &masterConfig.rxConfig);
}
bool canUseHorizonMode = true;
if ((IS_RC_MODE_ACTIVE(BOXANGLE) || (feature(FEATURE_FAILSAFE) && failsafeIsActive()) || naivationRequiresAngleMode()) && sensors(SENSOR_ACC)) {
// bumpless transfer to Level mode
canUseHorizonMode = false;
if (!FLIGHT_MODE(ANGLE_MODE)) {
ENABLE_FLIGHT_MODE(ANGLE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(ANGLE_MODE); // failsafe support
}
if (IS_RC_MODE_ACTIVE(BOXHORIZON) && canUseHorizonMode) {
DISABLE_FLIGHT_MODE(ANGLE_MODE);
if (!FLIGHT_MODE(HORIZON_MODE)) {
ENABLE_FLIGHT_MODE(HORIZON_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HORIZON_MODE);
}
if (FLIGHT_MODE(ANGLE_MODE) || FLIGHT_MODE(HORIZON_MODE)) {
LED1_ON;
} else {
LED1_OFF;
}
/* Heading lock mode */
if (IS_RC_MODE_ACTIVE(BOXHEADINGLOCK)) {
if (!FLIGHT_MODE(HEADING_LOCK)) {
ENABLE_FLIGHT_MODE(HEADING_LOCK);
}
} else {
DISABLE_FLIGHT_MODE(HEADING_LOCK);
}
/* Flaperon mode */
if (IS_RC_MODE_ACTIVE(BOXFLAPERON) && STATE(FLAPERON_AVAILABLE)) {
if (!FLIGHT_MODE(FLAPERON)) {
ENABLE_FLIGHT_MODE(FLAPERON);
}
} else {
DISABLE_FLIGHT_MODE(FLAPERON);
}
/* Turn assistant mode */
if (IS_RC_MODE_ACTIVE(BOXTURNASSIST)) {
if (!FLIGHT_MODE(TURN_ASSISTANT)) {
ENABLE_FLIGHT_MODE(TURN_ASSISTANT);
}
} else {
DISABLE_FLIGHT_MODE(TURN_ASSISTANT);
}
#if defined(MAG)
if (sensors(SENSOR_ACC) || sensors(SENSOR_MAG)) {
if (IS_RC_MODE_ACTIVE(BOXMAG)) {
if (!FLIGHT_MODE(MAG_MODE)) {
resetMagHoldHeading(DECIDEGREES_TO_DEGREES(attitude.values.yaw));
ENABLE_FLIGHT_MODE(MAG_MODE);
}
} else {
DISABLE_FLIGHT_MODE(MAG_MODE);
}
if (IS_RC_MODE_ACTIVE(BOXHEADFREE)) {
if (!FLIGHT_MODE(HEADFREE_MODE)) {
ENABLE_FLIGHT_MODE(HEADFREE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
if (IS_RC_MODE_ACTIVE(BOXHEADADJ)) {
headFreeModeHold = DECIDEGREES_TO_DEGREES(attitude.values.yaw); // acquire new heading
}
}
#endif
// Navigation may override PASSTHRU_MODE
if (IS_RC_MODE_ACTIVE(BOXPASSTHRU) && !naivationRequiresAngleMode()) {
ENABLE_FLIGHT_MODE(PASSTHRU_MODE);
} else {
DISABLE_FLIGHT_MODE(PASSTHRU_MODE);
}
/* In airmode Iterm should be prevented to grow when Low thottle and Roll + Pitch Centered.
This is needed to prevent Iterm winding on the ground, but keep full stabilisation on 0 throttle while in air
Low Throttle + roll and Pitch centered is assuming the copter is on the ground. Done to prevent complex air/ground detections */
if (FLIGHT_MODE(PASSTHRU_MODE) || !ARMING_FLAG(ARMED)) {
/* In PASSTHRU mode we reset integrators prevent I-term wind-up (PID output is not used in PASSTHRU) */
pidResetErrorAccumulators();
}
else {
if (throttleStatus == THROTTLE_LOW) {
if (IS_RC_MODE_ACTIVE(BOXAIRMODE) && !failsafeIsActive() && ARMING_FLAG(ARMED)) {
rollPitchStatus_e rollPitchStatus = calculateRollPitchCenterStatus(&masterConfig.rxConfig);
// ANTI_WINDUP at centred stick with MOTOR_STOP is needed on MRs and not needed on FWs
if ((rollPitchStatus == CENTERED) || (feature(FEATURE_MOTOR_STOP) && !STATE(FIXED_WING))) {
ENABLE_STATE(ANTI_WINDUP);
}
else {
DISABLE_STATE(ANTI_WINDUP);
}
}
else {
DISABLE_STATE(ANTI_WINDUP);
pidResetErrorAccumulators();
}
}
else {
DISABLE_STATE(ANTI_WINDUP);
}
}
if (masterConfig.mixerMode == MIXER_FLYING_WING || masterConfig.mixerMode == MIXER_AIRPLANE || masterConfig.mixerMode == MIXER_CUSTOM_AIRPLANE) {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
#ifdef TELEMETRY
if (feature(FEATURE_TELEMETRY)) {
if ((!masterConfig.telemetryConfig.telemetry_switch && ARMING_FLAG(ARMED)) ||
(masterConfig.telemetryConfig.telemetry_switch && IS_RC_MODE_ACTIVE(BOXTELEMETRY))) {
releaseSharedTelemetryPorts();
} else {
// the telemetry state must be checked immediately so that shared serial ports are released.
telemetryCheckState();
mspSerialAllocatePorts();
}
}
#endif
}
/*
* processRx called from taskUpdateRxMain
*/
bool processRx(timeUs_t currentTimeUs)
{
static bool armedBeeperOn = false;
if (!calculateRxChannelsAndUpdateFailsafe(currentTimeUs)) {
return false;
}
// in 3D mode, we need to be able to disarm by switch at any time
if (feature(FEATURE_3D)) {
if (!IS_RC_MODE_ACTIVE(BOXARM))
disarm();
}
updateRSSI(currentTimeUs);
if (currentTimeUs > FAILSAFE_POWER_ON_DELAY_US && !failsafeIsMonitoring()) {
failsafeStartMonitoring();
}
failsafeUpdateState();
const throttleStatus_e throttleStatus = calculateThrottleStatus();
const uint8_t throttlePercent = calculateThrottlePercent();
if (isAirmodeActive() && ARMING_FLAG(ARMED)) {
if (throttlePercent >= rxConfig()->airModeActivateThreshold) {
airmodeIsActivated = true; // Prevent Iterm from being reset
}
} else {
airmodeIsActivated = false;
}
/* In airmode Iterm should be prevented to grow when Low thottle and Roll + Pitch Centered.
This is needed to prevent Iterm winding on the ground, but keep full stabilisation on 0 throttle while in air */
if (throttleStatus == THROTTLE_LOW && !airmodeIsActivated) {
pidResetITerm();
if (currentPidProfile->pidAtMinThrottle)
pidStabilisationState(PID_STABILISATION_ON);
else
pidStabilisationState(PID_STABILISATION_OFF);
} else {
pidStabilisationState(PID_STABILISATION_ON);
}
#ifdef USE_RUNAWAY_TAKEOFF
// If runaway_takeoff_prevention is enabled, accumulate the amount of time that throttle
// is above runaway_takeoff_deactivate_throttle with the any of the R/P/Y sticks deflected
// to at least runaway_takeoff_stick_percent percent while the pidSum on all axis is kept low.
// Once the amount of accumulated time exceeds runaway_takeoff_deactivate_delay then disable
// prevention for the remainder of the battery.
if (ARMING_FLAG(ARMED)
&& pidConfig()->runaway_takeoff_prevention
&& !runawayTakeoffCheckDisabled
&& !flipOverAfterCrashMode
&& !runawayTakeoffTemporarilyDisabled
&& !STATE(FIXED_WING)) {
// Determine if we're in "flight"
// - motors running
// - throttle over runaway_takeoff_deactivate_throttle_percent
// - sticks are active and have deflection greater than runaway_takeoff_deactivate_stick_percent
// - pidSum on all axis is less then runaway_takeoff_deactivate_pidlimit
bool inStableFlight = false;
if (!feature(FEATURE_MOTOR_STOP) || isAirmodeActive() || (throttleStatus != THROTTLE_LOW)) { // are motors running?
const uint8_t lowThrottleLimit = pidConfig()->runaway_takeoff_deactivate_throttle;
const uint8_t midThrottleLimit = constrain(lowThrottleLimit * 2, lowThrottleLimit * 2, RUNAWAY_TAKEOFF_HIGH_THROTTLE_PERCENT);
if ((((throttlePercent >= lowThrottleLimit) && areSticksActive(RUNAWAY_TAKEOFF_DEACTIVATE_STICK_PERCENT)) || (throttlePercent >= midThrottleLimit))
&& (fabsf(pidData[FD_PITCH].Sum) < RUNAWAY_TAKEOFF_DEACTIVATE_PIDSUM_LIMIT)
&& (fabsf(pidData[FD_ROLL].Sum) < RUNAWAY_TAKEOFF_DEACTIVATE_PIDSUM_LIMIT)
&& (fabsf(pidData[FD_YAW].Sum) < RUNAWAY_TAKEOFF_DEACTIVATE_PIDSUM_LIMIT)) {
inStableFlight = true;
if (runawayTakeoffDeactivateUs == 0) {
runawayTakeoffDeactivateUs = currentTimeUs;
}
}
}
// If we're in flight, then accumulate the time and deactivate once it exceeds runaway_takeoff_deactivate_delay milliseconds
if (inStableFlight) {
if (runawayTakeoffDeactivateUs == 0) {
runawayTakeoffDeactivateUs = currentTimeUs;
}
uint16_t deactivateDelay = pidConfig()->runaway_takeoff_deactivate_delay;
// at high throttle levels reduce deactivation delay by 50%
if (throttlePercent >= RUNAWAY_TAKEOFF_HIGH_THROTTLE_PERCENT) {
deactivateDelay = deactivateDelay / 2;
}
if ((cmpTimeUs(currentTimeUs, runawayTakeoffDeactivateUs) + runawayTakeoffAccumulatedUs) > deactivateDelay * 1000) {
runawayTakeoffCheckDisabled = true;
}
} else {
if (runawayTakeoffDeactivateUs != 0) {
runawayTakeoffAccumulatedUs += cmpTimeUs(currentTimeUs, runawayTakeoffDeactivateUs);
}
runawayTakeoffDeactivateUs = 0;
}
if (runawayTakeoffDeactivateUs == 0) {
DEBUG_SET(DEBUG_RUNAWAY_TAKEOFF, DEBUG_RUNAWAY_TAKEOFF_DEACTIVATING_DELAY, DEBUG_RUNAWAY_TAKEOFF_FALSE);
DEBUG_SET(DEBUG_RUNAWAY_TAKEOFF, DEBUG_RUNAWAY_TAKEOFF_DEACTIVATING_TIME, runawayTakeoffAccumulatedUs / 1000);
} else {
DEBUG_SET(DEBUG_RUNAWAY_TAKEOFF, DEBUG_RUNAWAY_TAKEOFF_DEACTIVATING_DELAY, DEBUG_RUNAWAY_TAKEOFF_TRUE);
DEBUG_SET(DEBUG_RUNAWAY_TAKEOFF, DEBUG_RUNAWAY_TAKEOFF_DEACTIVATING_TIME, (cmpTimeUs(currentTimeUs, runawayTakeoffDeactivateUs) + runawayTakeoffAccumulatedUs) / 1000);
}
} else {
DEBUG_SET(DEBUG_RUNAWAY_TAKEOFF, DEBUG_RUNAWAY_TAKEOFF_DEACTIVATING_DELAY, DEBUG_RUNAWAY_TAKEOFF_FALSE);
DEBUG_SET(DEBUG_RUNAWAY_TAKEOFF, DEBUG_RUNAWAY_TAKEOFF_DEACTIVATING_TIME, DEBUG_RUNAWAY_TAKEOFF_FALSE);
}
#endif
// When armed and motors aren't spinning, do beeps and then disarm
// board after delay so users without buzzer won't lose fingers.
// mixTable constrains motor commands, so checking throttleStatus is enough
if (ARMING_FLAG(ARMED)
&& feature(FEATURE_MOTOR_STOP)
&& !STATE(FIXED_WING)
&& !feature(FEATURE_3D)
&& !isAirmodeActive()
) {
if (isUsingSticksForArming()) {
if (throttleStatus == THROTTLE_LOW) {
if (armingConfig()->auto_disarm_delay != 0
&& (int32_t)(disarmAt - millis()) < 0
) {
// auto-disarm configured and delay is over
disarm();
armedBeeperOn = false;
} else {
// still armed; do warning beeps while armed
beeper(BEEPER_ARMED);
armedBeeperOn = true;
}
} else {
// throttle is not low
if (armingConfig()->auto_disarm_delay != 0) {
// extend disarm time
disarmAt = millis() + armingConfig()->auto_disarm_delay * 1000;
}
if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
} else {
// arming is via AUX switch; beep while throttle low
if (throttleStatus == THROTTLE_LOW) {
beeper(BEEPER_ARMED);
armedBeeperOn = true;
} else if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
}
processRcStickPositions();
if (feature(FEATURE_INFLIGHT_ACC_CAL)) {
updateInflightCalibrationState();
}
updateActivatedModes();
#ifdef USE_DSHOT
/* Enable beep warning when the crash flip mode is active */
if (isMotorProtocolDshot() && isModeActivationConditionPresent(BOXFLIPOVERAFTERCRASH) && IS_RC_MODE_ACTIVE(BOXFLIPOVERAFTERCRASH)) {
beeper(BEEPER_CRASH_FLIP_MODE);
}
#endif
if (!cliMode) {
updateAdjustmentStates();
processRcAdjustments(currentControlRateProfile);
}
bool canUseHorizonMode = true;
if ((IS_RC_MODE_ACTIVE(BOXANGLE) || failsafeIsActive()) && (sensors(SENSOR_ACC))) {
// bumpless transfer to Level mode
canUseHorizonMode = false;
if (!FLIGHT_MODE(ANGLE_MODE)) {
ENABLE_FLIGHT_MODE(ANGLE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(ANGLE_MODE); // failsafe support
}
if (IS_RC_MODE_ACTIVE(BOXHORIZON) && canUseHorizonMode) {
DISABLE_FLIGHT_MODE(ANGLE_MODE);
if (!FLIGHT_MODE(HORIZON_MODE)) {
ENABLE_FLIGHT_MODE(HORIZON_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HORIZON_MODE);
}
#ifdef USE_GPS_RESCUE
if (IS_RC_MODE_ACTIVE(BOXGPSRESCUE) || (failsafeIsActive() && failsafeConfig()->failsafe_procedure == FAILSAFE_PROCEDURE_GPS_RESCUE)) {
if (!FLIGHT_MODE(GPS_RESCUE_MODE)) {
ENABLE_FLIGHT_MODE(GPS_RESCUE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(GPS_RESCUE_MODE);
}
#endif
if (FLIGHT_MODE(ANGLE_MODE) || FLIGHT_MODE(HORIZON_MODE)) {
LED1_ON;
// increase frequency of attitude task to reduce drift when in angle or horizon mode
rescheduleTask(TASK_ATTITUDE, TASK_PERIOD_HZ(500));
} else {
LED1_OFF;
rescheduleTask(TASK_ATTITUDE, TASK_PERIOD_HZ(100));
}
if (!IS_RC_MODE_ACTIVE(BOXPREARM) && ARMING_FLAG(WAS_ARMED_WITH_PREARM)) {
DISABLE_ARMING_FLAG(WAS_ARMED_WITH_PREARM);
}
#if defined(USE_ACC) || defined(USE_MAG)
if (sensors(SENSOR_ACC) || sensors(SENSOR_MAG)) {
#if defined(USE_GPS) || defined(USE_MAG)
if (IS_RC_MODE_ACTIVE(BOXMAG)) {
if (!FLIGHT_MODE(MAG_MODE)) {
ENABLE_FLIGHT_MODE(MAG_MODE);
magHold = DECIDEGREES_TO_DEGREES(attitude.values.yaw);
}
} else {
DISABLE_FLIGHT_MODE(MAG_MODE);
}
#endif
if (IS_RC_MODE_ACTIVE(BOXHEADFREE)) {
if (!FLIGHT_MODE(HEADFREE_MODE)) {
ENABLE_FLIGHT_MODE(HEADFREE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
if (IS_RC_MODE_ACTIVE(BOXHEADADJ)) {
if (imuQuaternionHeadfreeOffsetSet()){
beeper(BEEPER_RX_SET);
}
}
}
#endif
if (IS_RC_MODE_ACTIVE(BOXPASSTHRU)) {
ENABLE_FLIGHT_MODE(PASSTHRU_MODE);
} else {
DISABLE_FLIGHT_MODE(PASSTHRU_MODE);
}
if (mixerConfig()->mixerMode == MIXER_FLYING_WING || mixerConfig()->mixerMode == MIXER_AIRPLANE) {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
#ifdef USE_TELEMETRY
static bool sharedPortTelemetryEnabled = false;
if (feature(FEATURE_TELEMETRY)) {
bool enableSharedPortTelemetry = (!isModeActivationConditionPresent(BOXTELEMETRY) && ARMING_FLAG(ARMED)) || (isModeActivationConditionPresent(BOXTELEMETRY) && IS_RC_MODE_ACTIVE(BOXTELEMETRY));
if (enableSharedPortTelemetry && !sharedPortTelemetryEnabled) {
mspSerialReleaseSharedTelemetryPorts();
telemetryCheckState();
sharedPortTelemetryEnabled = true;
} else if (!enableSharedPortTelemetry && sharedPortTelemetryEnabled) {
// the telemetry state must be checked immediately so that shared serial ports are released.
telemetryCheckState();
mspSerialAllocatePorts();
sharedPortTelemetryEnabled = false;
}
}
#endif
#ifdef USE_VTX_CONTROL
vtxUpdateActivatedChannel();
if (canUpdateVTX()) {
handleVTXControlButton();
}
#endif
#ifdef USE_ACRO_TRAINER
pidSetAcroTrainerState(IS_RC_MODE_ACTIVE(BOXACROTRAINER) && sensors(SENSOR_ACC));
#endif // USE_ACRO_TRAINER
#ifdef USE_RC_SMOOTHING_FILTER
if (ARMING_FLAG(ARMED) && !rcSmoothingInitializationComplete()) {
beeper(BEEPER_RC_SMOOTHING_INIT_FAIL);
}
#endif
pidSetAntiGravityState(IS_RC_MODE_ACTIVE(BOXANTIGRAVITY) || feature(FEATURE_ANTI_GRAVITY));
return true;
}
void mixTable(void)
{
uint32_t i;
if (motorCount >= 4 && mixerConfig->yaw_jump_prevention_limit < YAW_JUMP_PREVENTION_LIMIT_HIGH) {
// prevent "yaw jump" during yaw correction
axisPID[YAW] = constrain(axisPID[YAW], -mixerConfig->yaw_jump_prevention_limit - ABS(rcCommand[YAW]), mixerConfig->yaw_jump_prevention_limit + ABS(rcCommand[YAW]));
}
// motors for non-servo mixes
for (i = 0; i < motorCount; i++) {
motor[i] =
rcCommand[THROTTLE] * currentMixer[i].throttle +
axisPID[PITCH] * currentMixer[i].pitch +
axisPID[ROLL] * currentMixer[i].roll +
-mixerConfig->yaw_motor_direction * axisPID[YAW] * currentMixer[i].yaw;
}
if (ARMING_FLAG(ARMED)) {
bool isFailsafeActive = failsafeIsActive();
// Find the maximum motor output.
int16_t maxMotor = motor[0];
for (i = 1; i < motorCount; i++) {
// If one motor is above the maxthrottle threshold, we reduce the value
// of all motors by the amount of overshoot. That way, only one motor
// is at max and the relative power of each motor is preserved.
if (motor[i] > maxMotor) {
maxMotor = motor[i];
}
}
int16_t maxThrottleDifference = 0;
if (maxMotor > escAndServoConfig->maxthrottle) {
maxThrottleDifference = maxMotor - escAndServoConfig->maxthrottle;
}
for (i = 0; i < motorCount; i++) {
// this is a way to still have good gyro corrections if at least one motor reaches its max.
motor[i] -= maxThrottleDifference;
if (feature(FEATURE_3D)) {
if (mixerConfig->pid_at_min_throttle
|| rcData[THROTTLE] <= rxConfig->midrc - flight3DConfig->deadband3d_throttle
|| rcData[THROTTLE] >= rxConfig->midrc + flight3DConfig->deadband3d_throttle) {
if (rcData[THROTTLE] > rxConfig->midrc) {
motor[i] = constrain(motor[i], flight3DConfig->deadband3d_high, escAndServoConfig->maxthrottle);
} else {
motor[i] = constrain(motor[i], escAndServoConfig->mincommand, flight3DConfig->deadband3d_low);
}
} else {
if (rcData[THROTTLE] > rxConfig->midrc) {
motor[i] = flight3DConfig->deadband3d_high;
} else {
motor[i] = flight3DConfig->deadband3d_low;
}
}
} else {
if (isFailsafeActive) {
motor[i] = constrain(motor[i], escAndServoConfig->mincommand, escAndServoConfig->maxthrottle);
} else {
// If we're at minimum throttle and FEATURE_MOTOR_STOP enabled,
// do not spin the motors.
motor[i] = constrain(motor[i], escAndServoConfig->minthrottle, escAndServoConfig->maxthrottle);
if ((rcData[THROTTLE]) < rxConfig->mincheck) {
if (feature(FEATURE_MOTOR_STOP)) {
motor[i] = escAndServoConfig->mincommand;
} else if (mixerConfig->pid_at_min_throttle == 0) {
motor[i] = escAndServoConfig->minthrottle;
}
}
}
}
}
} else {
for (i = 0; i < motorCount; i++) {
motor[i] = motor_disarmed[i];
}
}
// motor outputs are used as sources for servo mixing, so motors must be calculated before servos.
#if !defined(USE_QUAD_MIXER_ONLY) && defined(USE_SERVOS)
// airplane / servo mixes
switch (currentMixerMode) {
case MIXER_CUSTOM_AIRPLANE:
case MIXER_FLYING_WING:
case MIXER_AIRPLANE:
case MIXER_BICOPTER:
case MIXER_CUSTOM_TRI:
case MIXER_TRI:
case MIXER_DUALCOPTER:
case MIXER_SINGLECOPTER:
case MIXER_GIMBAL:
servoMixer();
break;
/*
case MIXER_GIMBAL:
servo[SERVO_GIMBAL_PITCH] = (((int32_t)servoConf[SERVO_GIMBAL_PITCH].rate * attitude.values.pitch) / 50) + determineServoMiddleOrForwardFromChannel(SERVO_GIMBAL_PITCH);
servo[SERVO_GIMBAL_ROLL] = (((int32_t)servoConf[SERVO_GIMBAL_ROLL].rate * attitude.values.roll) / 50) + determineServoMiddleOrForwardFromChannel(SERVO_GIMBAL_ROLL);
break;
*/
default:
break;
}
// camera stabilization
if (feature(FEATURE_SERVO_TILT)) {
// center at fixed position, or vary either pitch or roll by RC channel
servo[SERVO_GIMBAL_PITCH] = determineServoMiddleOrForwardFromChannel(SERVO_GIMBAL_PITCH);
servo[SERVO_GIMBAL_ROLL] = determineServoMiddleOrForwardFromChannel(SERVO_GIMBAL_ROLL);
if (IS_RC_MODE_ACTIVE(BOXCAMSTAB)) {
if (gimbalConfig->mode == GIMBAL_MODE_MIXTILT) {
servo[SERVO_GIMBAL_PITCH] -= (-(int32_t)servoConf[SERVO_GIMBAL_PITCH].rate) * attitude.values.pitch / 50 - (int32_t)servoConf[SERVO_GIMBAL_ROLL].rate * attitude.values.roll / 50;
servo[SERVO_GIMBAL_ROLL] += (-(int32_t)servoConf[SERVO_GIMBAL_PITCH].rate) * attitude.values.pitch / 50 + (int32_t)servoConf[SERVO_GIMBAL_ROLL].rate * attitude.values.roll / 50;
} else {
servo[SERVO_GIMBAL_PITCH] += (int32_t)servoConf[SERVO_GIMBAL_PITCH].rate * attitude.values.pitch / 50;
servo[SERVO_GIMBAL_ROLL] += (int32_t)servoConf[SERVO_GIMBAL_ROLL].rate * attitude.values.roll / 50;
}
}
}
// constrain servos
for (i = 0; i < MAX_SUPPORTED_SERVOS; i++) {
servo[i] = constrain(servo[i], servoConf[i].min, servoConf[i].max); // limit the values
}
#endif
}
void processRx(void)
{
static bool armedBeeperOn = false;
calculateRxChannelsAndUpdateFailsafe(currentTime);
// in 3D mode, we need to be able to disarm by switch at any time
if (feature(FEATURE_3D)) {
if (!IS_RC_MODE_ACTIVE(BOXARM))
mwDisarm();
}
updateRSSI(currentTime);
if (feature(FEATURE_FAILSAFE)) {
if (currentTime > FAILSAFE_POWER_ON_DELAY_US && !failsafeIsMonitoring()) {
failsafeStartMonitoring();
}
failsafeUpdateState();
}
throttleStatus_e throttleStatus = calculateThrottleStatus(&masterConfig.rxConfig, masterConfig.flight3DConfig.deadband3d_throttle);
if (throttleStatus == THROTTLE_LOW) {
pidResetErrorAngle();
pidResetErrorGyro();
}
// When armed and motors aren't spinning, do beeps and then disarm
// board after delay so users without buzzer won't lose fingers.
// mixTable constrains motor commands, so checking throttleStatus is enough
if (ARMING_FLAG(ARMED)
&& feature(FEATURE_MOTOR_STOP)
&& !STATE(FIXED_WING)
) {
if (isUsingSticksForArming()) {
if (throttleStatus == THROTTLE_LOW) {
if (masterConfig.auto_disarm_delay != 0
&& (int32_t)(disarmAt - millis()) < 0
) {
// auto-disarm configured and delay is over
mwDisarm();
armedBeeperOn = false;
} else {
// still armed; do warning beeps while armed
beeper(BEEPER_ARMED);
armedBeeperOn = true;
}
} else {
// throttle is not low
if (masterConfig.auto_disarm_delay != 0) {
// extend disarm time
disarmAt = millis() + masterConfig.auto_disarm_delay * 1000;
}
if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
} else {
// arming is via AUX switch; beep while throttle low
if (throttleStatus == THROTTLE_LOW) {
beeper(BEEPER_ARMED);
armedBeeperOn = true;
} else if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
}
processRcStickPositions(&masterConfig.rxConfig, throttleStatus, masterConfig.retarded_arm, masterConfig.disarm_kill_switch);
if (feature(FEATURE_INFLIGHT_ACC_CAL)) {
updateInflightCalibrationState();
}
updateActivatedModes(currentProfile->modeActivationConditions);
if (!cliMode) {
updateAdjustmentStates(currentProfile->adjustmentRanges);
processRcAdjustments(currentControlRateProfile, &masterConfig.rxConfig);
}
bool canUseHorizonMode = true;
if ((IS_RC_MODE_ACTIVE(BOXANGLE) || (feature(FEATURE_FAILSAFE) && failsafeIsActive())) && (sensors(SENSOR_ACC))) {
// bumpless transfer to Level mode
canUseHorizonMode = false;
if (!FLIGHT_MODE(ANGLE_MODE)) {
pidResetErrorAngle();
ENABLE_FLIGHT_MODE(ANGLE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(ANGLE_MODE); // failsafe support
}
if (IS_RC_MODE_ACTIVE(BOXHORIZON) && canUseHorizonMode) {
DISABLE_FLIGHT_MODE(ANGLE_MODE);
if (!FLIGHT_MODE(HORIZON_MODE)) {
pidResetErrorAngle();
ENABLE_FLIGHT_MODE(HORIZON_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HORIZON_MODE);
}
if (FLIGHT_MODE(ANGLE_MODE) || FLIGHT_MODE(HORIZON_MODE)) {
LED1_ON;
} else {
LED1_OFF;
}
#ifdef MAG
if (sensors(SENSOR_ACC) || sensors(SENSOR_MAG)) {
if (IS_RC_MODE_ACTIVE(BOXMAG)) {
if (!FLIGHT_MODE(MAG_MODE)) {
ENABLE_FLIGHT_MODE(MAG_MODE);
magHold = DECIDEGREES_TO_DEGREES(attitude.values.yaw);
}
} else {
DISABLE_FLIGHT_MODE(MAG_MODE);
}
if (IS_RC_MODE_ACTIVE(BOXHEADFREE)) {
if (!FLIGHT_MODE(HEADFREE_MODE)) {
ENABLE_FLIGHT_MODE(HEADFREE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
if (IS_RC_MODE_ACTIVE(BOXHEADADJ)) {
headFreeModeHold = DECIDEGREES_TO_DEGREES(attitude.values.yaw); // acquire new heading
}
}
#endif
#ifdef GPS
if (sensors(SENSOR_GPS)) {
updateGpsWaypointsAndMode();
}
#endif
if (IS_RC_MODE_ACTIVE(BOXPASSTHRU)) {
ENABLE_FLIGHT_MODE(PASSTHRU_MODE);
} else {
DISABLE_FLIGHT_MODE(PASSTHRU_MODE);
}
if (masterConfig.mixerMode == MIXER_FLYING_WING || masterConfig.mixerMode == MIXER_AIRPLANE) {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
#ifdef TELEMETRY
if (feature(FEATURE_TELEMETRY)) {
if ((!masterConfig.telemetryConfig.telemetry_switch && ARMING_FLAG(ARMED)) ||
(masterConfig.telemetryConfig.telemetry_switch && IS_RC_MODE_ACTIVE(BOXTELEMETRY))) {
releaseSharedTelemetryPorts();
} else {
// the telemetry state must be checked immediately so that shared serial ports are released.
telemetryCheckState();
mspAllocateSerialPorts(&masterConfig.serialConfig);
}
}
#endif
}
void mixTable(void *pidProfilePtr)
{
uint32_t i = 0;
fix12_t vbatCompensationFactor = 0;
static fix12_t mixReduction;
bool use_vbat_compensation = false;
pidProfile_t *pidProfile = (pidProfile_t *) pidProfilePtr;
if (batteryConfig && pidProfile->vbatPidCompensation) {
use_vbat_compensation = true;
vbatCompensationFactor = calculateVbatPidCompensation();
}
bool isFailsafeActive = failsafeIsActive(); // TODO - Find out if failsafe checks are really needed here in mixer code
// Initial mixer concept by bdoiron74 reused and optimized for Air Mode
int16_t rollPitchYawMix[MAX_SUPPORTED_MOTORS];
int16_t rollPitchYawMixMax = 0; // assumption: symetrical about zero.
int16_t rollPitchYawMixMin = 0;
if (use_vbat_compensation) rollPitchYawMix[i] = qMultiply(vbatCompensationFactor, rollPitchYawMix[i]); // Add voltage compensation
// Find roll/pitch/yaw desired output
for (i = 0; i < motorCount; i++) {
rollPitchYawMix[i] =
axisPID[PITCH] * currentMixer[i].pitch +
axisPID[ROLL] * currentMixer[i].roll +
-mixerConfig->yaw_motor_direction * axisPID[YAW] * currentMixer[i].yaw;
if (use_vbat_compensation) rollPitchYawMix[i] = qMultiply(vbatCompensationFactor, rollPitchYawMix[i]); // Add voltage compensation
if (rollPitchYawMix[i] > rollPitchYawMixMax) rollPitchYawMixMax = rollPitchYawMix[i];
if (rollPitchYawMix[i] < rollPitchYawMixMin) rollPitchYawMixMin = rollPitchYawMix[i];
if (debugMode == DEBUG_MIXER && i < 5) debug[i] = rollPitchYawMix[i];
}
// Scale roll/pitch/yaw uniformly to fit within throttle range
int16_t rollPitchYawMixRange = rollPitchYawMixMax - rollPitchYawMixMin;
int16_t throttleRange, throttle;
int16_t throttleMin, throttleMax;
static int16_t throttlePrevious = 0; // Store the last throttle direction for deadband transitions
// Find min and max throttle based on condition.
if (feature(FEATURE_3D)) {
if (!ARMING_FLAG(ARMED)) throttlePrevious = rxConfig->midrc; // When disarmed set to mid_rc. It always results in positive direction after arming.
if ((rcCommand[THROTTLE] <= (rxConfig->midrc - flight3DConfig->deadband3d_throttle))) { // Out of band handling
throttleMax = flight3DConfig->deadband3d_low;
throttleMin = escAndServoConfig->minthrottle;
throttlePrevious = throttle = rcCommand[THROTTLE];
} else if (rcCommand[THROTTLE] >= (rxConfig->midrc + flight3DConfig->deadband3d_throttle)) { // Positive handling
throttleMax = escAndServoConfig->maxthrottle;
throttleMin = flight3DConfig->deadband3d_high;
throttlePrevious = throttle = rcCommand[THROTTLE];
} else if ((throttlePrevious <= (rxConfig->midrc - flight3DConfig->deadband3d_throttle))) { // Deadband handling from negative to positive
throttle = throttleMax = flight3DConfig->deadband3d_low;
throttleMin = escAndServoConfig->minthrottle;
} else { // Deadband handling from positive to negative
throttleMax = escAndServoConfig->maxthrottle;
throttle = throttleMin = flight3DConfig->deadband3d_high;
}
} else {
throttle = rcCommand[THROTTLE];
throttleMin = escAndServoConfig->minthrottle;
throttleMax = escAndServoConfig->maxthrottle;
}
throttleRange = throttleMax - throttleMin;
if (rollPitchYawMixRange > throttleRange) {
mixReduction = qConstruct(throttleRange, rollPitchYawMixRange);
for (i = 0; i < motorCount; i++) {
rollPitchYawMix[i] = qMultiply(mixReduction,rollPitchYawMix[i]);
}
// Get the maximum correction by setting offset to center
throttleMin = throttleMax = throttleMin + (throttleRange / 2);
} else {
throttleMin = throttleMin + (rollPitchYawMixRange / 2);
throttleMax = throttleMax - (rollPitchYawMixRange / 2);
}
// Now add in the desired throttle, but keep in a range that doesn't clip adjusted
// roll/pitch/yaw. This could move throttle down, but also up for those low throttle flips.
for (i = 0; i < motorCount; i++) {
motor[i] = rollPitchYawMix[i] + constrain(throttle * currentMixer[i].throttle, throttleMin, throttleMax);
if (isFailsafeActive) {
motor[i] = constrain(motor[i], escAndServoConfig->mincommand, escAndServoConfig->maxthrottle);
} else if (feature(FEATURE_3D)) {
if (throttlePrevious <= (rxConfig->midrc - flight3DConfig->deadband3d_throttle)) {
motor[i] = constrain(motor[i], escAndServoConfig->minthrottle, flight3DConfig->deadband3d_low);
} else {
motor[i] = constrain(motor[i], flight3DConfig->deadband3d_high, escAndServoConfig->maxthrottle);
}
} else {
motor[i] = constrain(motor[i], escAndServoConfig->minthrottle, escAndServoConfig->maxthrottle);
}
// Motor stop handling
if (feature(FEATURE_MOTOR_STOP) && ARMING_FLAG(ARMED) && !feature(FEATURE_3D) && !isAirmodeActive()) {
if (((rcData[THROTTLE]) < rxConfig->mincheck)) {
motor[i] = escAndServoConfig->mincommand;
}
}
}
// Disarmed mode
if (!ARMING_FLAG(ARMED)) {
for (i = 0; i < motorCount; i++) {
motor[i] = motor_disarmed[i];
}
}
// motor outputs are used as sources for servo mixing, so motors must be calculated before servos.
#if !defined(USE_QUAD_MIXER_ONLY) || defined(USE_SERVOS)
// airplane / servo mixes
switch (currentMixerMode) {
case MIXER_CUSTOM_AIRPLANE:
case MIXER_FLYING_WING:
case MIXER_AIRPLANE:
case MIXER_BICOPTER:
case MIXER_CUSTOM_TRI:
case MIXER_TRI:
case MIXER_DUALCOPTER:
case MIXER_SINGLECOPTER:
case MIXER_GIMBAL:
servoMixer();
break;
/*
case MIXER_GIMBAL:
servo[SERVO_GIMBAL_PITCH] = (((int32_t)servoConf[SERVO_GIMBAL_PITCH].rate * attitude.values.pitch) / 50) + determineServoMiddleOrForwardFromChannel(SERVO_GIMBAL_PITCH);
servo[SERVO_GIMBAL_ROLL] = (((int32_t)servoConf[SERVO_GIMBAL_ROLL].rate * attitude.values.roll) / 50) + determineServoMiddleOrForwardFromChannel(SERVO_GIMBAL_ROLL);
break;
*/
default:
break;
}
// camera stabilization
if (feature(FEATURE_SERVO_TILT)) {
// center at fixed position, or vary either pitch or roll by RC channel
servo[SERVO_GIMBAL_PITCH] = determineServoMiddleOrForwardFromChannel(SERVO_GIMBAL_PITCH);
servo[SERVO_GIMBAL_ROLL] = determineServoMiddleOrForwardFromChannel(SERVO_GIMBAL_ROLL);
if (IS_RC_MODE_ACTIVE(BOXCAMSTAB)) {
if (gimbalConfig->mode == GIMBAL_MODE_MIXTILT) {
servo[SERVO_GIMBAL_PITCH] -= (-(int32_t)servoConf[SERVO_GIMBAL_PITCH].rate) * attitude.values.pitch / 50 - (int32_t)servoConf[SERVO_GIMBAL_ROLL].rate * attitude.values.roll / 50;
servo[SERVO_GIMBAL_ROLL] += (-(int32_t)servoConf[SERVO_GIMBAL_PITCH].rate) * attitude.values.pitch / 50 + (int32_t)servoConf[SERVO_GIMBAL_ROLL].rate * attitude.values.roll / 50;
} else {
servo[SERVO_GIMBAL_PITCH] += (int32_t)servoConf[SERVO_GIMBAL_PITCH].rate * attitude.values.pitch / 50;
servo[SERVO_GIMBAL_ROLL] += (int32_t)servoConf[SERVO_GIMBAL_ROLL].rate * attitude.values.roll / 50;
}
}
}
// constrain servos
for (i = 0; i < MAX_SUPPORTED_SERVOS; i++) {
servo[i] = constrain(servo[i], servoConf[i].min, servoConf[i].max); // limit the values
}
#endif
}
void processRcStickPositions(rxConfig_t *rxConfig, throttleStatus_e throttleStatus, bool retarded_arm, bool disarm_kill_switch)
{
static uint8_t rcDelayCommand; // this indicates the number of time (multiple of RC measurement at 50Hz) the sticks must be maintained to run or switch off motors
static uint8_t rcSticks; // this hold sticks position for command combos
uint8_t stTmp = 0;
int i;
// ------------------ STICKS COMMAND HANDLER --------------------
// checking sticks positions
for (i = 0; i < 4; i++) {
stTmp >>= 2;
if (rcData[i] > rxConfig->mincheck)
stTmp |= 0x80; // check for MIN
if (rcData[i] < rxConfig->maxcheck)
stTmp |= 0x40; // check for MAX
}
if (stTmp == rcSticks) {
if (rcDelayCommand < 250)
rcDelayCommand++;
} else
rcDelayCommand = 0;
rcSticks = stTmp;
// perform actions
if (!isUsingSticksToArm) {
if (rcModeIsActive(BOXARM)) {
// Arming via ARM BOX
if (throttleStatus == THROTTLE_LOW) {
if (ARMING_FLAG(OK_TO_ARM)) {
mwArm();
}
}
} else {
// Disarming via ARM BOX
if (ARMING_FLAG(ARMED) && rxIsReceivingSignal() && !failsafeIsActive() ) {
if (disarm_kill_switch) {
mwDisarm();
} else if (throttleStatus == THROTTLE_LOW) {
mwDisarm();
}
}
}
}
if (rcDelayCommand != 20) {
return;
}
if (isUsingSticksToArm) {
// Disarm on throttle down + yaw
if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_CE) {
if (ARMING_FLAG(ARMED))
mwDisarm();
else {
beeper(BEEPER_DISARM_REPEAT); // sound tone while stick held
rcDelayCommand = 0; // reset so disarm tone will repeat
}
}
// Disarm on roll (only when retarded_arm is enabled)
if (retarded_arm && (rcSticks == THR_LO + YAW_CE + PIT_CE + ROL_LO)) {
if (ARMING_FLAG(ARMED))
mwDisarm();
else {
beeper(BEEPER_DISARM_REPEAT); // sound tone while stick held
rcDelayCommand = 0; // reset so disarm tone will repeat
}
}
}
if (ARMING_FLAG(ARMED)) {
// actions during armed
return;
}
// actions during not armed
i = 0;
if (rcSticks == THR_LO + YAW_LO + PIT_LO + ROL_CE) {
// GYRO calibration
gyroSetCalibrationCycles(CALIBRATING_GYRO_CYCLES);
#ifdef GPS
if (feature(FEATURE_GPS)) {
GPS_reset_home_position();
}
#endif
#ifdef BARO
if (sensors(SENSOR_BARO))
baroSetCalibrationCycles(10); // calibrate baro to new ground level (10 * 25 ms = ~250 ms non blocking)
#endif
return;
}
if (feature(FEATURE_INFLIGHT_ACC_CAL) && (rcSticks == THR_LO + YAW_LO + PIT_HI + ROL_HI)) {
// Inflight ACC Calibration
handleInflightCalibrationStickPosition();
return;
}
// Multiple configuration profiles
if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_LO) // ROLL left -> Profile 1
i = 1;
else if (rcSticks == THR_LO + YAW_LO + PIT_HI + ROL_CE) // PITCH up -> Profile 2
i = 2;
else if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_HI) // ROLL right -> Profile 3
i = 3;
if (i) {
changeProfile(i - 1);
beeperConfirmationBeeps(i);
return;
}
if (rcSticks == THR_LO + YAW_LO + PIT_LO + ROL_HI) {
saveConfigAndNotify();
}
if (isUsingSticksToArm) {
if (rcSticks == THR_LO + YAW_HI + PIT_CE + ROL_CE) {
// Arm via YAW
mwArm();
return;
}
if (retarded_arm && (rcSticks == THR_LO + YAW_CE + PIT_CE + ROL_HI)) {
// Arm via ROLL
mwArm();
return;
}
}
if (rcSticks == THR_HI + YAW_LO + PIT_LO + ROL_CE) {
// Calibrating Acc
accSetCalibrationCycles(CALIBRATING_ACC_CYCLES);
return;
}
if (rcSticks == THR_HI + YAW_HI + PIT_LO + ROL_CE) {
// Calibrating Mag
ENABLE_STATE(CALIBRATE_MAG);
return;
}
// Accelerometer Trim
rollAndPitchTrims_t accelerometerTrimsDelta;
memset(&accelerometerTrimsDelta, 0, sizeof(accelerometerTrimsDelta));
bool shouldApplyRollAndPitchTrimDelta = false;
if (rcSticks == THR_HI + YAW_CE + PIT_HI + ROL_CE) {
accelerometerTrimsDelta.values.pitch = 2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_LO + ROL_CE) {
accelerometerTrimsDelta.values.pitch = -2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_CE + ROL_HI) {
accelerometerTrimsDelta.values.roll = 2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_CE + ROL_LO) {
accelerometerTrimsDelta.values.roll = -2;
shouldApplyRollAndPitchTrimDelta = true;
}
if (shouldApplyRollAndPitchTrimDelta) {
applyAndSaveAccelerometerTrimsDelta(&accelerometerTrimsDelta);
rcDelayCommand = 0; // allow autorepetition
return;
}
#ifdef DISPLAY
if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_LO) {
displayDisablePageCycling();
}
if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_HI) {
displayEnablePageCycling();
}
#endif
}
void processRcStickPositions(throttleStatus_e throttleStatus, bool disarm_kill_switch, bool fixed_wing_auto_arm)
{
static timeMs_t lastTickTimeMs = 0;
static uint8_t rcDelayCommand; // this indicates the number of time (multiple of RC measurement at 50Hz) the sticks must be maintained to run or switch off motors
static uint32_t rcSticks; // this hold sticks position for command combos
static uint8_t rcDisarmTicks; // this is an extra guard for disarming through switch to prevent that one frame can disarm it
const timeMs_t currentTimeMs = millis();
updateRcStickPositions();
uint32_t stTmp = getRcStickPositions();
if (stTmp == rcSticks) {
if (rcDelayCommand < 250) {
if ((currentTimeMs - lastTickTimeMs) >= MIN_RC_TICK_INTERVAL_MS) {
lastTickTimeMs = currentTimeMs;
rcDelayCommand++;
}
}
} else
rcDelayCommand = 0;
rcSticks = stTmp;
// perform actions
if (!isUsingSticksToArm) {
if (IS_RC_MODE_ACTIVE(BOXARM)) {
rcDisarmTicks = 0;
// Arming via ARM BOX
if (throttleStatus == THROTTLE_LOW) {
if (ARMING_FLAG(OK_TO_ARM)) {
mwArm();
}
}
} else {
// Disarming via ARM BOX
// Don't disarm via switch if failsafe is active or receiver doesn't receive data - we can't trust receiver
// and can't afford to risk disarming in the air
if (ARMING_FLAG(ARMED) && !IS_RC_MODE_ACTIVE(BOXFAILSAFE) && rxIsReceivingSignal() && !failsafeIsActive()) {
rcDisarmTicks++;
if (rcDisarmTicks > 3) { // Wait for at least 3 RX ticks (60ms @ 50Hz RX)
if (disarm_kill_switch) {
mwDisarm(DISARM_SWITCH);
} else if (throttleStatus == THROTTLE_LOW) {
mwDisarm(DISARM_SWITCH);
}
}
}
else {
rcDisarmTicks = 0;
}
}
}
// KILLSWITCH disarms instantly
if (IS_RC_MODE_ACTIVE(BOXKILLSWITCH)) {
mwDisarm(DISARM_KILLSWITCH);
}
if (rcDelayCommand != 20) {
return;
}
if (isUsingSticksToArm) {
// Disarm on throttle down + yaw
if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_CE) {
// Dont disarm if fixedwing and motorstop
if (STATE(FIXED_WING) && feature(FEATURE_MOTOR_STOP) && fixed_wing_auto_arm) {
return;
}
else if (ARMING_FLAG(ARMED)) {
mwDisarm(DISARM_STICKS);
}
else {
beeper(BEEPER_DISARM_REPEAT); // sound tone while stick held
rcDelayCommand = 0; // reset so disarm tone will repeat
}
}
}
if (ARMING_FLAG(ARMED)) {
// actions during armed
return;
}
// actions during not armed
int i = 0;
// GYRO calibration
if (rcSticks == THR_LO + YAW_LO + PIT_LO + ROL_CE) {
gyroSetCalibrationCycles(CALIBRATING_GYRO_CYCLES);
return;
}
#if defined(NAV_NON_VOLATILE_WAYPOINT_STORAGE)
// Save waypoint list
if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_LO) {
const bool success = saveNonVolatileWaypointList();
beeper(success ? BEEPER_ACTION_SUCCESS : BEEPER_ACTION_FAIL);
}
// Load waypoint list
if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_HI) {
const bool success = loadNonVolatileWaypointList();
beeper(success ? BEEPER_ACTION_SUCCESS : BEEPER_ACTION_FAIL);
}
#endif
// Multiple configuration profiles
if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_LO) // ROLL left -> Profile 1
i = 1;
else if (rcSticks == THR_LO + YAW_LO + PIT_HI + ROL_CE) // PITCH up -> Profile 2
i = 2;
else if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_HI) // ROLL right -> Profile 3
i = 3;
if (i) {
setConfigProfileAndWriteEEPROM(i - 1);
return;
}
// Save config
if (rcSticks == THR_LO + YAW_LO + PIT_LO + ROL_HI) {
saveConfigAndNotify();
}
// Arming by sticks
if (isUsingSticksToArm) {
if (STATE(FIXED_WING) && feature(FEATURE_MOTOR_STOP) && fixed_wing_auto_arm) {
// Auto arm on throttle when using fixedwing and motorstop
if (throttleStatus != THROTTLE_LOW) {
mwArm();
return;
}
}
else {
if (rcSticks == THR_LO + YAW_HI + PIT_CE + ROL_CE) {
// Arm via YAW
mwArm();
return;
}
}
}
// Calibrating Acc
if (rcSticks == THR_HI + YAW_LO + PIT_LO + ROL_CE) {
accSetCalibrationCycles(CALIBRATING_ACC_CYCLES);
return;
}
// Calibrating Mag
if (rcSticks == THR_HI + YAW_HI + PIT_LO + ROL_CE) {
ENABLE_STATE(CALIBRATE_MAG);
return;
}
// Accelerometer Trim
if (rcSticks == THR_HI + YAW_CE + PIT_HI + ROL_CE) {
applyAndSaveBoardAlignmentDelta(0, -2);
rcDelayCommand = 10;
return;
} else if (rcSticks == THR_HI + YAW_CE + PIT_LO + ROL_CE) {
applyAndSaveBoardAlignmentDelta(0, 2);
rcDelayCommand = 10;
return;
} else if (rcSticks == THR_HI + YAW_CE + PIT_CE + ROL_HI) {
applyAndSaveBoardAlignmentDelta(-2, 0);
rcDelayCommand = 10;
return;
} else if (rcSticks == THR_HI + YAW_CE + PIT_CE + ROL_LO) {
applyAndSaveBoardAlignmentDelta(2, 0);
rcDelayCommand = 10;
return;
}
}
void mixTable(void)
{
uint32_t i;
if (motorCount >= 4 && mixerConfig->yaw_jump_prevention_limit < YAW_JUMP_PREVENTION_LIMIT_HIGH) {
// prevent "yaw jump" during yaw correction
axisPID[YAW] = constrain(axisPID[YAW], -mixerConfig->yaw_jump_prevention_limit - ABS(rcCommand[YAW]), mixerConfig->yaw_jump_prevention_limit + ABS(rcCommand[YAW]));
}
// Initial mixer concept by bdoiron74 reused and optimized for Air Mode
int16_t rpyMix[MAX_SUPPORTED_MOTORS];
int16_t rpyMixMax = 0; // assumption: symetrical about zero.
int16_t rpyMixMin = 0;
// motors for non-servo mixes
for (i = 0; i < motorCount; i++) {
rpyMix[i] =
axisPID[PITCH] * currentMixer[i].pitch +
axisPID[ROLL] * currentMixer[i].roll +
-mixerConfig->yaw_motor_direction * axisPID[YAW] * currentMixer[i].yaw;
if (rpyMix[i] > rpyMixMax) rpyMixMax = rpyMix[i];
if (rpyMix[i] < rpyMixMin) rpyMixMin = rpyMix[i];
}
int16_t rpyMixRange = rpyMixMax - rpyMixMin;
int16_t throttleRange, throttleCommand;
int16_t throttleMin, throttleMax;
static int16_t throttlePrevious = 0; // Store the last throttle direction for deadband transitions
// Find min and max throttle based on condition.
if (feature(FEATURE_3D)) {
if (!ARMING_FLAG(ARMED)) throttlePrevious = rxConfig->midrc; // When disarmed set to mid_rc. It always results in positive direction after arming.
if ((rcCommand[THROTTLE] <= (rxConfig->midrc - flight3DConfig->deadband3d_throttle))) { // Out of band handling
throttleMax = flight3DConfig->deadband3d_low;
throttleMin = escAndServoConfig->minthrottle;
throttlePrevious = throttleCommand = rcCommand[THROTTLE];
} else if (rcCommand[THROTTLE] >= (rxConfig->midrc + flight3DConfig->deadband3d_throttle)) { // Positive handling
throttleMax = escAndServoConfig->maxthrottle;
throttleMin = flight3DConfig->deadband3d_high;
throttlePrevious = throttleCommand = rcCommand[THROTTLE];
} else if ((throttlePrevious <= (rxConfig->midrc - flight3DConfig->deadband3d_throttle))) { // Deadband handling from negative to positive
throttleCommand = throttleMax = flight3DConfig->deadband3d_low;
throttleMin = escAndServoConfig->minthrottle;
} else { // Deadband handling from positive to negative
throttleMax = escAndServoConfig->maxthrottle;
throttleCommand = throttleMin = flight3DConfig->deadband3d_high;
}
} else {
throttleCommand = rcCommand[THROTTLE];
throttleMin = escAndServoConfig->minthrottle;
throttleMax = escAndServoConfig->maxthrottle;
}
throttleRange = throttleMax - throttleMin;
#define THROTTLE_CLIPPING_FACTOR 0.33f
if (rpyMixRange > throttleRange) {
motorLimitReached = true;
float mixReduction = (float)throttleRange / rpyMixRange;
for (i = 0; i < motorCount; i++) {
rpyMix[i] = mixReduction * rpyMix[i];
}
// Allow some clipping on edges to soften correction response
throttleMin = throttleMin + (throttleRange / 2) - (throttleRange * THROTTLE_CLIPPING_FACTOR / 2);
throttleMax = throttleMin + (throttleRange / 2) + (throttleRange * THROTTLE_CLIPPING_FACTOR / 2);
} else {
motorLimitReached = false;
throttleMin = MIN(throttleMin + (rpyMixRange / 2), throttleMin + (throttleRange / 2) - (throttleRange * THROTTLE_CLIPPING_FACTOR / 2));
throttleMax = MAX(throttleMax - (rpyMixRange / 2), throttleMin + (throttleRange / 2) + (throttleRange * THROTTLE_CLIPPING_FACTOR / 2));
}
// Now add in the desired throttle, but keep in a range that doesn't clip adjusted
// roll/pitch/yaw. This could move throttle down, but also up for those low throttle flips.
if (ARMING_FLAG(ARMED)) {
bool isFailsafeActive = failsafeIsActive();
for (i = 0; i < motorCount; i++) {
motor[i] = rpyMix[i] + constrain(throttleCommand * currentMixer[i].throttle, throttleMin, throttleMax);
if (isFailsafeActive) {
motor[i] = constrain(motor[i], escAndServoConfig->mincommand, escAndServoConfig->maxthrottle);
} else if (feature(FEATURE_3D)) {
if (throttlePrevious <= (rxConfig->midrc - flight3DConfig->deadband3d_throttle)) {
motor[i] = constrain(motor[i], escAndServoConfig->minthrottle, flight3DConfig->deadband3d_low);
} else {
motor[i] = constrain(motor[i], flight3DConfig->deadband3d_high, escAndServoConfig->maxthrottle);
}
} else {
motor[i] = constrain(motor[i], escAndServoConfig->minthrottle, escAndServoConfig->maxthrottle);
}
// Motor stop handling
if (feature(FEATURE_MOTOR_STOP) && ARMING_FLAG(ARMED) && !feature(FEATURE_3D) && !IS_RC_MODE_ACTIVE(BOXAIRMODE)) {
if (((rcData[THROTTLE]) < rxConfig->mincheck)) {
motor[i] = escAndServoConfig->mincommand;
}
}
}
} else {
for (i = 0; i < motorCount; i++) {
motor[i] = motor_disarmed[i];
}
}
}
void mavlinkSendHUDAndHeartbeat(void)
{
uint16_t msgLength;
float mavAltitude = 0;
float mavGroundSpeed = 0;
float mavAirSpeed = 0;
float mavClimbRate = 0;
#if defined(GPS)
// use ground speed if source available
if (sensors(SENSOR_GPS)) {
mavGroundSpeed = GPS_speed / 100.0f;
}
#endif
// select best source for altitude
#if defined(BARO) || defined(SONAR)
if (sensors(SENSOR_SONAR) || sensors(SENSOR_BARO)) {
// Baro or sonar generally is a better estimate of altitude than GPS MSL altitude
mavAltitude = altitudeHoldGetEstimatedAltitude() / 100.0;
}
#if defined(GPS)
else if (sensors(SENSOR_GPS)) {
// No sonar or baro, just display altitude above MLS
mavAltitude = GPS_altitude;
}
#endif
#elif defined(GPS)
if (sensors(SENSOR_GPS)) {
// No sonar or baro, just display altitude above MLS
mavAltitude = GPS_altitude;
}
#endif
mavlink_msg_vfr_hud_pack(0, 200, &mavMsg,
// airspeed Current airspeed in m/s
mavAirSpeed,
// groundspeed Current ground speed in m/s
mavGroundSpeed,
// heading Current heading in degrees, in compass units (0..360, 0=north)
DECIDEGREES_TO_DEGREES(attitude.values.yaw),
// throttle Current throttle setting in integer percent, 0 to 100
scaleRange(constrain(rcData[THROTTLE], PWM_RANGE_MIN, PWM_RANGE_MAX), PWM_RANGE_MIN, PWM_RANGE_MAX, 0, 100),
// alt Current altitude (MSL), in meters, if we have sonar or baro use them, otherwise use GPS (less accurate)
mavAltitude,
// climb Current climb rate in meters/second
mavClimbRate);
msgLength = mavlink_msg_to_send_buffer(mavBuffer, &mavMsg);
mavlinkSerialWrite(mavBuffer, msgLength);
uint8_t mavModes = MAV_MODE_FLAG_MANUAL_INPUT_ENABLED;
if (ARMING_FLAG(ARMED))
mavModes |= MAV_MODE_FLAG_SAFETY_ARMED;
uint8_t mavSystemType;
switch(mixerConfig()->mixerMode)
{
case MIXER_TRI:
mavSystemType = MAV_TYPE_TRICOPTER;
break;
case MIXER_QUADP:
case MIXER_QUADX:
case MIXER_Y4:
case MIXER_VTAIL4:
mavSystemType = MAV_TYPE_QUADROTOR;
break;
case MIXER_Y6:
case MIXER_HEX6:
case MIXER_HEX6X:
mavSystemType = MAV_TYPE_HEXAROTOR;
break;
case MIXER_OCTOX8:
case MIXER_OCTOFLATP:
case MIXER_OCTOFLATX:
mavSystemType = MAV_TYPE_OCTOROTOR;
break;
case MIXER_FLYING_WING:
case MIXER_AIRPLANE:
case MIXER_CUSTOM_AIRPLANE:
mavSystemType = MAV_TYPE_FIXED_WING;
break;
case MIXER_HELI_120_CCPM:
case MIXER_HELI_90_DEG:
mavSystemType = MAV_TYPE_HELICOPTER;
break;
default:
mavSystemType = MAV_TYPE_GENERIC;
break;
}
// Custom mode for compatibility with APM OSDs
uint8_t mavCustomMode = 1; // Acro by default
if (FLIGHT_MODE(ANGLE_MODE) || FLIGHT_MODE(HORIZON_MODE)) {
mavCustomMode = 0; //Stabilize
mavModes |= MAV_MODE_FLAG_STABILIZE_ENABLED;
}
if (FLIGHT_MODE(BARO_MODE) || FLIGHT_MODE(SONAR_MODE))
mavCustomMode = 2; //Alt Hold
if (FLIGHT_MODE(GPS_HOME_MODE))
mavCustomMode = 6; //Return to Launch
if (FLIGHT_MODE(GPS_HOLD_MODE))
mavCustomMode = 16; //Position Hold (Earlier called Hybrid)
uint8_t mavSystemState = 0;
if (ARMING_FLAG(ARMED)) {
if (failsafeIsActive()) {
mavSystemState = MAV_STATE_CRITICAL;
}
else {
mavSystemState = MAV_STATE_ACTIVE;
}
}
else {
mavSystemState = MAV_STATE_STANDBY;
}
mavlink_msg_heartbeat_pack(0, 200, &mavMsg,
// type Type of the MAV (quadrotor, helicopter, etc., up to 15 types, defined in MAV_TYPE ENUM)
mavSystemType,
// autopilot Autopilot type / class. defined in MAV_AUTOPILOT ENUM
MAV_AUTOPILOT_GENERIC,
// base_mode System mode bitfield, see MAV_MODE_FLAGS ENUM in mavlink/include/mavlink_types.h
mavModes,
// custom_mode A bitfield for use for autopilot-specific flags.
mavCustomMode,
// system_status System status flag, see MAV_STATE ENUM
mavSystemState);
msgLength = mavlink_msg_to_send_buffer(mavBuffer, &mavMsg);
mavlinkSerialWrite(mavBuffer, msgLength);
}
void mixTable(void)
{
uint32_t i;
bool isFailsafeActive = failsafeIsActive();
if (motorCount >= 4 && mixerConfig()->yaw_jump_prevention_limit < YAW_JUMP_PREVENTION_LIMIT_HIGH) {
// prevent "yaw jump" during yaw correction
axisPID[FD_YAW] = constrain(axisPID[FD_YAW], -mixerConfig()->yaw_jump_prevention_limit - ABS(rcCommand[YAW]), mixerConfig()->yaw_jump_prevention_limit + ABS(rcCommand[YAW]));
}
if (rcModeIsActive(BOXAIRMODE)) {
// Initial mixer concept by bdoiron74 reused and optimized for Air Mode
int16_t rollPitchYawMix[MAX_SUPPORTED_MOTORS];
int16_t rollPitchYawMixMax = 0; // assumption: symetrical about zero.
int16_t rollPitchYawMixMin = 0;
// Find roll/pitch/yaw desired output
for (i = 0; i < motorCount; i++) {
rollPitchYawMix[i] =
axisPID[FD_PITCH] * currentMixer[i].pitch +
axisPID[FD_ROLL] * currentMixer[i].roll +
-mixerConfig()->yaw_motor_direction * axisPID[FD_YAW] * currentMixer[i].yaw;
if (rollPitchYawMix[i] > rollPitchYawMixMax) rollPitchYawMixMax = rollPitchYawMix[i];
if (rollPitchYawMix[i] < rollPitchYawMixMin) rollPitchYawMixMin = rollPitchYawMix[i];
}
// Scale roll/pitch/yaw uniformly to fit within throttle range
int16_t rollPitchYawMixRange = rollPitchYawMixMax - rollPitchYawMixMin;
int16_t throttleRange, throttle;
int16_t throttleMin, throttleMax;
static int16_t throttlePrevious = 0; // Store the last throttle direction for deadband transitions in 3D.
// Find min and max throttle based on condition. Use rcData for 3D to prevent loss of power due to min_check
if (feature(FEATURE_3D)) {
if (!ARMING_FLAG(ARMED)) throttlePrevious = rxConfig()->midrc; // When disarmed set to mid_rc. It always results in positive direction after arming.
if ((rcData[THROTTLE] <= (rxConfig()->midrc - rcControlsConfig()->deadband3d_throttle))) { // Out of band handling
throttleMax = motor3DConfig()->deadband3d_low;
throttleMin = motorAndServoConfig()->minthrottle;
throttlePrevious = throttle = rcData[THROTTLE];
} else if (rcData[THROTTLE] >= (rxConfig()->midrc + rcControlsConfig()->deadband3d_throttle)) { // Positive handling
throttleMax = motorAndServoConfig()->maxthrottle;
throttleMin = motor3DConfig()->deadband3d_high;
throttlePrevious = throttle = rcData[THROTTLE];
} else if ((throttlePrevious <= (rxConfig()->midrc - rcControlsConfig()->deadband3d_throttle))) { // Deadband handling from negative to positive
throttle = throttleMax = motor3DConfig()->deadband3d_low;
throttleMin = motorAndServoConfig()->minthrottle;
} else { // Deadband handling from positive to negative
throttleMax = motorAndServoConfig()->maxthrottle;
throttle = throttleMin = motor3DConfig()->deadband3d_high;
}
} else {
throttle = rcCommand[THROTTLE];
throttleMin = motorAndServoConfig()->minthrottle;
throttleMax = motorAndServoConfig()->maxthrottle;
}
throttleRange = throttleMax - throttleMin;
if (rollPitchYawMixRange > throttleRange) {
motorLimitReached = true;
float mixReduction = (float) throttleRange / rollPitchYawMixRange;
for (i = 0; i < motorCount; i++) {
rollPitchYawMix[i] = lrintf((float) rollPitchYawMix[i] * mixReduction);
}
// Get the maximum correction by setting throttle offset to center.
throttleMin = throttleMax = throttleMin + (throttleRange / 2);
} else {
motorLimitReached = false;
throttleMin = throttleMin + (rollPitchYawMixRange / 2);
throttleMax = throttleMax - (rollPitchYawMixRange / 2);
}
// Now add in the desired throttle, but keep in a range that doesn't clip adjusted
// roll/pitch/yaw. This could move throttle down, but also up for those low throttle flips.
for (i = 0; i < motorCount; i++) {
motor[i] = rollPitchYawMix[i] + constrain(throttle * currentMixer[i].throttle, throttleMin, throttleMax);
if (isFailsafeActive) {
motor[i] = mixConstrainMotorForFailsafeCondition(i);
} else if (feature(FEATURE_3D)) {
if (throttlePrevious <= (rxConfig()->midrc - rcControlsConfig()->deadband3d_throttle)) {
motor[i] = constrain(motor[i], motorAndServoConfig()->minthrottle, motor3DConfig()->deadband3d_low);
} else {
motor[i] = constrain(motor[i], motor3DConfig()->deadband3d_high, motorAndServoConfig()->maxthrottle);
}
} else {
motor[i] = constrain(motor[i], motorAndServoConfig()->minthrottle, motorAndServoConfig()->maxthrottle);
}
}
} else {
// motors for non-servo mixes
for (i = 0; i < motorCount; i++) {
motor[i] =
rcCommand[THROTTLE] * currentMixer[i].throttle +
axisPID[FD_PITCH] * currentMixer[i].pitch +
axisPID[FD_ROLL] * currentMixer[i].roll +
-mixerConfig()->yaw_motor_direction * axisPID[FD_YAW] * currentMixer[i].yaw;
}
// Find the maximum motor output.
int16_t maxMotor = motor[0];
for (i = 1; i < motorCount; i++) {
// If one motor is above the maxthrottle threshold, we reduce the value
// of all motors by the amount of overshoot. That way, only one motor
// is at max and the relative power of each motor is preserved.
if (motor[i] > maxMotor) {
maxMotor = motor[i];
}
}
int16_t maxThrottleDifference = 0;
if (maxMotor > motorAndServoConfig()->maxthrottle) {
maxThrottleDifference = maxMotor - motorAndServoConfig()->maxthrottle;
}
for (i = 0; i < motorCount; i++) {
// this is a way to still have good gyro corrections if at least one motor reaches its max.
motor[i] -= maxThrottleDifference;
if (feature(FEATURE_3D)) {
if (mixerConfig()->pid_at_min_throttle
|| rcData[THROTTLE] <= rxConfig()->midrc - rcControlsConfig()->deadband3d_throttle
|| rcData[THROTTLE] >= rxConfig()->midrc + rcControlsConfig()->deadband3d_throttle) {
if (rcData[THROTTLE] > rxConfig()->midrc) {
motor[i] = constrain(motor[i], motor3DConfig()->deadband3d_high, motorAndServoConfig()->maxthrottle);
} else {
motor[i] = constrain(motor[i], motorAndServoConfig()->mincommand, motor3DConfig()->deadband3d_low);
}
} else {
if (rcData[THROTTLE] > rxConfig()->midrc) {
motor[i] = motor3DConfig()->deadband3d_high;
} else {
motor[i] = motor3DConfig()->deadband3d_low;
}
}
} else {
if (isFailsafeActive) {
motor[i] = mixConstrainMotorForFailsafeCondition(i);
} else {
// If we're at minimum throttle and FEATURE_MOTOR_STOP enabled,
// do not spin the motors.
motor[i] = constrain(motor[i], motorAndServoConfig()->minthrottle, motorAndServoConfig()->maxthrottle);
if ((rcData[THROTTLE]) < rxConfig()->mincheck) {
if (feature(FEATURE_MOTOR_STOP)) {
motor[i] = motorAndServoConfig()->mincommand;
} else if (mixerConfig()->pid_at_min_throttle == 0) {
motor[i] = motorAndServoConfig()->minthrottle;
}
}
}
}
}
}
/* Disarmed for all mixers */
if (!ARMING_FLAG(ARMED)) {
for (i = 0; i < motorCount; i++) {
motor[i] = motor_disarmed[i];
}
}
// motor outputs are used as sources for servo mixing, so motors must be calculated before servos.
#if !defined(USE_QUAD_MIXER_ONLY) && defined(USE_SERVOS)
servoMixTable();
#endif
}
void processRx(void)
{
static bool armedBeeperOn = false;
calculateRxChannelsAndUpdateFailsafe(currentTime);
// in 3D mode, we need to be able to disarm by switch at any time
if (feature(FEATURE_3D)) {
if (!rcModeIsActive(BOXARM))
mwDisarm();
}
updateRSSI(currentTime);
if (feature(FEATURE_FAILSAFE)) {
if (currentTime > FAILSAFE_POWER_ON_DELAY_US && !failsafeIsMonitoring()) {
failsafeStartMonitoring();
}
failsafeUpdateState();
}
throttleStatus_e throttleStatus = calculateThrottleStatus(rxConfig(), rcControlsConfig()->deadband3d_throttle);
rollPitchStatus_e rollPitchStatus = calculateRollPitchCenterStatus(rxConfig());
/* In airmode Iterm should be prevented to grow when Low thottle and Roll + Pitch Centered.
This is needed to prevent Iterm winding on the ground, but keep full stabilisation on 0 throttle while in air
Low Throttle + roll and Pitch centered is assuming the copter is on the ground. Done to prevent complex air/ground detections */
if (throttleStatus == THROTTLE_LOW) {
if (rcModeIsActive(BOXAIRMODE) && !failsafeIsActive() && ARMING_FLAG(ARMED)) {
if (rollPitchStatus == CENTERED) {
ENABLE_STATE(ANTI_WINDUP);
} else {
DISABLE_STATE(ANTI_WINDUP);
}
} else {
pidResetITerm();
}
} else {
DISABLE_STATE(ANTI_WINDUP);
}
// When armed and motors aren't spinning, do beeps and then disarm
// board after delay so users without buzzer won't lose fingers.
// mixTable constrains motor commands, so checking throttleStatus is enough
if (ARMING_FLAG(ARMED)
&& feature(FEATURE_MOTOR_STOP)
&& !STATE(FIXED_WING)
) {
if (isUsingSticksForArming()) {
if (throttleStatus == THROTTLE_LOW) {
if (armingConfig()->auto_disarm_delay != 0
&& (int32_t)(disarmAt - millis()) < 0
) {
// auto-disarm configured and delay is over
mwDisarm();
armedBeeperOn = false;
} else {
// still armed; do warning beeps while armed
beeper(BEEPER_ARMED);
armedBeeperOn = true;
}
} else {
// throttle is not low
if (armingConfig()->auto_disarm_delay != 0) {
// extend disarm time
disarmAt = millis() + armingConfig()->auto_disarm_delay * 1000;
}
if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
} else {
// arming is via AUX switch; beep while throttle low
if (throttleStatus == THROTTLE_LOW) {
beeper(BEEPER_ARMED);
armedBeeperOn = true;
} else if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
}
processRcStickPositions(rxConfig(), throttleStatus, armingConfig()->retarded_arm, armingConfig()->disarm_kill_switch);
if (feature(FEATURE_INFLIGHT_ACC_CAL)) {
updateInflightCalibrationState();
}
rcModeUpdateActivated(modeActivationProfile()->modeActivationConditions);
if (!cliMode) {
updateAdjustmentStates(adjustmentProfile()->adjustmentRanges);
processRcAdjustments(currentControlRateProfile, rxConfig());
}
bool canUseHorizonMode = true;
if ((rcModeIsActive(BOXANGLE) || (feature(FEATURE_FAILSAFE) && failsafeIsActive())) && (sensors(SENSOR_ACC))) {
// bumpless transfer to Level mode
canUseHorizonMode = false;
if (!FLIGHT_MODE(ANGLE_MODE)) {
ENABLE_FLIGHT_MODE(ANGLE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(ANGLE_MODE); // failsafe support
}
if (rcModeIsActive(BOXHORIZON) && canUseHorizonMode) {
DISABLE_FLIGHT_MODE(ANGLE_MODE);
if (!FLIGHT_MODE(HORIZON_MODE)) {
ENABLE_FLIGHT_MODE(HORIZON_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HORIZON_MODE);
}
if (FLIGHT_MODE(ANGLE_MODE) || FLIGHT_MODE(HORIZON_MODE)) {
LED1_ON;
} else {
LED1_OFF;
}
#ifdef MAG
if (sensors(SENSOR_ACC) || sensors(SENSOR_MAG)) {
if (rcModeIsActive(BOXMAG)) {
if (!FLIGHT_MODE(MAG_MODE)) {
ENABLE_FLIGHT_MODE(MAG_MODE);
magHold = DECIDEGREES_TO_DEGREES(attitude.values.yaw);
}
} else {
DISABLE_FLIGHT_MODE(MAG_MODE);
}
if (rcModeIsActive(BOXHEADFREE)) {
if (!FLIGHT_MODE(HEADFREE_MODE)) {
ENABLE_FLIGHT_MODE(HEADFREE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
if (rcModeIsActive(BOXHEADADJ)) {
headFreeModeHold = DECIDEGREES_TO_DEGREES(attitude.values.yaw); // acquire new heading
}
}
#endif
#ifdef GPS
if (sensors(SENSOR_GPS)) {
updateGpsWaypointsAndMode();
}
#endif
if (rcModeIsActive(BOXPASSTHRU)) {
ENABLE_FLIGHT_MODE(PASSTHRU_MODE);
} else {
DISABLE_FLIGHT_MODE(PASSTHRU_MODE);
}
if (mixerConfig()->mixerMode == MIXER_FLYING_WING || mixerConfig()->mixerMode == MIXER_AIRPLANE) {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
#ifdef TELEMETRY
if (feature(FEATURE_TELEMETRY)) {
if ((!telemetryConfig()->telemetry_switch && ARMING_FLAG(ARMED))
|| (telemetryConfig()->telemetry_switch && rcModeIsActive(BOXTELEMETRY))) {
releaseSharedTelemetryPorts();
} else {
// the telemetry state must be checked immediately so that shared serial ports are released.
bool telemetryStateChanged = telemetryCheckState();
if (telemetryStateChanged) {
mspSerialAllocatePorts();
}
}
}
#endif
#ifdef VTX
if (canUpdateVTX()) {
updateVTXState();
}
#endif
}
void processRx(timeUs_t currentTimeUs)
{
static bool armedBeeperOn = false;
static bool airmodeIsActivated;
calculateRxChannelsAndUpdateFailsafe(currentTimeUs);
// in 3D mode, we need to be able to disarm by switch at any time
if (feature(FEATURE_3D)) {
if (!IS_RC_MODE_ACTIVE(BOXARM))
mwDisarm();
}
updateRSSI(currentTimeUs);
if (feature(FEATURE_FAILSAFE)) {
if (currentTimeUs > FAILSAFE_POWER_ON_DELAY_US && !failsafeIsMonitoring()) {
failsafeStartMonitoring();
}
failsafeUpdateState();
}
const throttleStatus_e throttleStatus = calculateThrottleStatus();
if (isAirmodeActive() && ARMING_FLAG(ARMED)) {
if (rcCommand[THROTTLE] >= rxConfig()->airModeActivateThreshold) airmodeIsActivated = true; // Prevent Iterm from being reset
} else {
airmodeIsActivated = false;
}
/* In airmode Iterm should be prevented to grow when Low thottle and Roll + Pitch Centered.
This is needed to prevent Iterm winding on the ground, but keep full stabilisation on 0 throttle while in air */
if (throttleStatus == THROTTLE_LOW && !airmodeIsActivated) {
pidResetErrorGyroState();
if (currentPidProfile->pidAtMinThrottle)
pidStabilisationState(PID_STABILISATION_ON);
else
pidStabilisationState(PID_STABILISATION_OFF);
} else {
pidStabilisationState(PID_STABILISATION_ON);
}
// When armed and motors aren't spinning, do beeps and then disarm
// board after delay so users without buzzer won't lose fingers.
// mixTable constrains motor commands, so checking throttleStatus is enough
if (ARMING_FLAG(ARMED)
&& feature(FEATURE_MOTOR_STOP)
&& !STATE(FIXED_WING)
&& !feature(FEATURE_3D)
&& !isAirmodeActive()
) {
if (isUsingSticksForArming()) {
if (throttleStatus == THROTTLE_LOW) {
if (armingConfig()->auto_disarm_delay != 0
&& (int32_t)(disarmAt - millis()) < 0
) {
// auto-disarm configured and delay is over
mwDisarm();
armedBeeperOn = false;
} else {
// still armed; do warning beeps while armed
beeper(BEEPER_ARMED);
armedBeeperOn = true;
}
} else {
// throttle is not low
if (armingConfig()->auto_disarm_delay != 0) {
// extend disarm time
disarmAt = millis() + armingConfig()->auto_disarm_delay * 1000;
}
if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
} else {
// arming is via AUX switch; beep while throttle low
if (throttleStatus == THROTTLE_LOW) {
beeper(BEEPER_ARMED);
armedBeeperOn = true;
} else if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
}
processRcStickPositions(throttleStatus);
if (feature(FEATURE_INFLIGHT_ACC_CAL)) {
updateInflightCalibrationState();
}
updateActivatedModes();
if (!cliMode) {
updateAdjustmentStates();
processRcAdjustments(currentControlRateProfile);
}
bool canUseHorizonMode = true;
if ((IS_RC_MODE_ACTIVE(BOXANGLE) || (feature(FEATURE_FAILSAFE) && failsafeIsActive())) && (sensors(SENSOR_ACC))) {
// bumpless transfer to Level mode
canUseHorizonMode = false;
if (!FLIGHT_MODE(ANGLE_MODE)) {
ENABLE_FLIGHT_MODE(ANGLE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(ANGLE_MODE); // failsafe support
}
if (IS_RC_MODE_ACTIVE(BOXHORIZON) && canUseHorizonMode) {
DISABLE_FLIGHT_MODE(ANGLE_MODE);
if (!FLIGHT_MODE(HORIZON_MODE)) {
ENABLE_FLIGHT_MODE(HORIZON_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HORIZON_MODE);
}
if (FLIGHT_MODE(ANGLE_MODE) || FLIGHT_MODE(HORIZON_MODE)) {
LED1_ON;
} else {
LED1_OFF;
}
#if defined(ACC) || defined(MAG)
if (sensors(SENSOR_ACC) || sensors(SENSOR_MAG)) {
#if defined(GPS) || defined(MAG)
if (IS_RC_MODE_ACTIVE(BOXMAG)) {
if (!FLIGHT_MODE(MAG_MODE)) {
ENABLE_FLIGHT_MODE(MAG_MODE);
magHold = DECIDEGREES_TO_DEGREES(attitude.values.yaw);
}
} else {
DISABLE_FLIGHT_MODE(MAG_MODE);
}
#endif
if (IS_RC_MODE_ACTIVE(BOXHEADFREE)) {
if (!FLIGHT_MODE(HEADFREE_MODE)) {
ENABLE_FLIGHT_MODE(HEADFREE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
if (IS_RC_MODE_ACTIVE(BOXHEADADJ)) {
headFreeModeHold = DECIDEGREES_TO_DEGREES(attitude.values.yaw); // acquire new heading
}
}
#endif
#ifdef GPS
if (sensors(SENSOR_GPS)) {
updateGpsWaypointsAndMode();
}
#endif
if (IS_RC_MODE_ACTIVE(BOXPASSTHRU)) {
ENABLE_FLIGHT_MODE(PASSTHRU_MODE);
} else {
DISABLE_FLIGHT_MODE(PASSTHRU_MODE);
}
if (mixerConfig()->mixerMode == MIXER_FLYING_WING || mixerConfig()->mixerMode == MIXER_AIRPLANE) {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
#ifdef TELEMETRY
if (feature(FEATURE_TELEMETRY)) {
if ((!telemetryConfig()->telemetry_switch && ARMING_FLAG(ARMED)) ||
(telemetryConfig()->telemetry_switch && IS_RC_MODE_ACTIVE(BOXTELEMETRY))) {
releaseSharedTelemetryPorts();
} else {
// the telemetry state must be checked immediately so that shared serial ports are released.
telemetryCheckState();
mspSerialAllocatePorts();
}
}
#endif
#ifdef VTX
vtxUpdateActivatedChannel();
#endif
}
void executePeriodicTasks(void)
{
static int periodicTaskIndex = 0;
switch (periodicTaskIndex++) {
#ifdef MAG
case UPDATE_COMPASS_TASK:
if (sensors(SENSOR_MAG)) {
updateCompass(&masterConfig.magZero);
}
break;
#endif
#ifdef BARO
case UPDATE_BARO_TASK:
if (sensors(SENSOR_BARO)) {
baroUpdate(currentTime);
}
break;
#endif
#if defined(BARO) || defined(SONAR)
case CALCULATE_ALTITUDE_TASK:
#if defined(BARO) && !defined(SONAR)
if (sensors(SENSOR_BARO) && isBaroReady()) {
#endif
#if defined(BARO) && defined(SONAR)
if ((sensors(SENSOR_BARO) && isBaroReady()) || sensors(SENSOR_SONAR)) {
#endif
#if !defined(BARO) && defined(SONAR)
if (sensors(SENSOR_SONAR)) {
#endif
calculateEstimatedAltitude(currentTime);
}
break;
#endif
#ifdef SONAR
case UPDATE_SONAR_TASK:
if (sensors(SENSOR_SONAR)) {
sonarUpdate();
}
break;
#endif
#ifdef DISPLAY
case UPDATE_DISPLAY_TASK:
if (feature(FEATURE_DISPLAY)) {
updateDisplay();
}
break;
#endif
}
if (periodicTaskIndex >= PERIODIC_TASK_COUNT) {
periodicTaskIndex = 0;
}
}
void processRx(void)
{
static bool armedBeeperOn = false;
calculateRxChannelsAndUpdateFailsafe(currentTime);
// in 3D mode, we need to be able to disarm by switch at any time
if (feature(FEATURE_3D)) {
if (!IS_RC_MODE_ACTIVE(BOXARM))
mwDisarm();
}
updateRSSI(currentTime);
if (feature(FEATURE_FAILSAFE)) {
if (currentTime > FAILSAFE_POWER_ON_DELAY_US && !failsafeIsMonitoring()) {
failsafeStartMonitoring();
}
failsafeUpdateState();
}
throttleStatus_e throttleStatus = calculateThrottleStatus(&masterConfig.rxConfig, masterConfig.flight3DConfig.deadband3d_throttle);
if (throttleStatus == THROTTLE_LOW) {
pidResetErrorAngle();
pidResetErrorGyro();
}
// When armed and motors aren't spinning, do beeps and then disarm
// board after delay so users without buzzer won't lose fingers.
// mixTable constrains motor commands, so checking throttleStatus is enough
if (ARMING_FLAG(ARMED)
&& feature(FEATURE_MOTOR_STOP)
&& !STATE(FIXED_WING)
) {
if (isUsingSticksForArming()) {
if (throttleStatus == THROTTLE_LOW) {
if (masterConfig.auto_disarm_delay != 0
&& (int32_t)(disarmAt - millis()) < 0
) {
// auto-disarm configured and delay is over
mwDisarm();
armedBeeperOn = false;
} else {
// still armed; do warning beeps while armed
beeper(BEEPER_ARMED);
armedBeeperOn = true;
}
} else {
// throttle is not low
if (masterConfig.auto_disarm_delay != 0) {
// extend disarm time
disarmAt = millis() + masterConfig.auto_disarm_delay * 1000;
}
if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
} else {
// arming is via AUX switch; beep while throttle low
if (throttleStatus == THROTTLE_LOW) {
beeper(BEEPER_ARMED);
armedBeeperOn = true;
} else if (armedBeeperOn) {
beeperSilence();
armedBeeperOn = false;
}
}
}
processRcStickPositions(&masterConfig.rxConfig, throttleStatus, masterConfig.retarded_arm, masterConfig.disarm_kill_switch);
if (feature(FEATURE_INFLIGHT_ACC_CAL)) {
updateInflightCalibrationState();
}
updateActivatedModes(currentProfile->modeActivationConditions);
if (!cliMode) {
updateAdjustmentStates(currentProfile->adjustmentRanges);
processRcAdjustments(currentControlRateProfile, &masterConfig.rxConfig);
}
bool canUseHorizonMode = true;
if ((IS_RC_MODE_ACTIVE(BOXANGLE) || (feature(FEATURE_FAILSAFE) && failsafeIsActive())) && (sensors(SENSOR_ACC))) {
// bumpless transfer to Level mode
canUseHorizonMode = false;
if (!FLIGHT_MODE(ANGLE_MODE)) {
pidResetErrorAngle();
ENABLE_FLIGHT_MODE(ANGLE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(ANGLE_MODE); // failsafe support
}
if (IS_RC_MODE_ACTIVE(BOXHORIZON) && canUseHorizonMode) {
DISABLE_FLIGHT_MODE(ANGLE_MODE);
if (!FLIGHT_MODE(HORIZON_MODE)) {
pidResetErrorAngle();
ENABLE_FLIGHT_MODE(HORIZON_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HORIZON_MODE);
}
if (FLIGHT_MODE(ANGLE_MODE) || FLIGHT_MODE(HORIZON_MODE)) {
LED1_ON;
} else {
LED1_OFF;
}
#ifdef MAG
if (sensors(SENSOR_ACC) || sensors(SENSOR_MAG)) {
if (IS_RC_MODE_ACTIVE(BOXMAG)) {
if (!FLIGHT_MODE(MAG_MODE)) {
ENABLE_FLIGHT_MODE(MAG_MODE);
magHold = heading;
}
} else {
DISABLE_FLIGHT_MODE(MAG_MODE);
}
if (IS_RC_MODE_ACTIVE(BOXHEADFREE)) {
if (!FLIGHT_MODE(HEADFREE_MODE)) {
ENABLE_FLIGHT_MODE(HEADFREE_MODE);
}
} else {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
if (IS_RC_MODE_ACTIVE(BOXHEADADJ)) {
headFreeModeHold = heading; // acquire new heading
}
}
#endif
#ifdef GPS
if (sensors(SENSOR_GPS)) {
updateGpsWaypointsAndMode();
}
#endif
if (IS_RC_MODE_ACTIVE(BOXPASSTHRU)) {
ENABLE_FLIGHT_MODE(PASSTHRU_MODE);
} else {
DISABLE_FLIGHT_MODE(PASSTHRU_MODE);
}
if (masterConfig.mixerMode == MIXER_FLYING_WING || masterConfig.mixerMode == MIXER_AIRPLANE) {
DISABLE_FLIGHT_MODE(HEADFREE_MODE);
}
#ifdef TELEMETRY
if (feature(FEATURE_TELEMETRY)) {
if ((!masterConfig.telemetryConfig.telemetry_switch && ARMING_FLAG(ARMED)) ||
(masterConfig.telemetryConfig.telemetry_switch && IS_RC_MODE_ACTIVE(BOXTELEMETRY))) {
releaseSharedTelemetryPorts();
} else {
// the telemetry state must be checked immediately so that shared serial ports are released.
telemetryCheckState();
mspAllocateSerialPorts(&masterConfig.serialConfig);
}
}
#endif
}
void filterRc(void){
static int16_t lastCommand[4] = { 0, 0, 0, 0 };
static int16_t deltaRC[4] = { 0, 0, 0, 0 };
static int16_t factor, rcInterpolationFactor;
static filterStatePt1_t filteredCycleTimeState;
uint16_t rxRefreshRate, filteredCycleTime;
// Set RC refresh rate for sampling and channels to filter
initRxRefreshRate(&rxRefreshRate);
filteredCycleTime = filterApplyPt1(cycleTime, &filteredCycleTimeState, 1);
rcInterpolationFactor = rxRefreshRate / filteredCycleTime + 1;
if (isRXDataNew) {
for (int channel=0; channel < 4; channel++) {
deltaRC[channel] = rcData[channel] - (lastCommand[channel] - deltaRC[channel] * factor / rcInterpolationFactor);
lastCommand[channel] = rcData[channel];
}
isRXDataNew = false;
factor = rcInterpolationFactor - 1;
} else {
factor--;
}
// Interpolate steps of rcData
if (factor > 0) {
for (int channel=0; channel < 4; channel++) {
rcData[channel] = lastCommand[channel] - deltaRC[channel] * factor/rcInterpolationFactor;
}
} else {
factor = 0;
}
}
void loop(void)
{
static uint32_t loopTime;
#if defined(BARO) || defined(SONAR)
static bool haveProcessedAnnexCodeOnce = false;
#endif
updateRx(currentTime);
if (shouldProcessRx(currentTime)) {
processRx();
isRXDataNew = true;
#ifdef BARO
// the 'annexCode' initialses rcCommand, updateAltHoldState depends on valid rcCommand data.
if (haveProcessedAnnexCodeOnce) {
if (sensors(SENSOR_BARO)) {
updateAltHoldState();
}
}
#endif
#ifdef SONAR
// the 'annexCode' initialses rcCommand, updateAltHoldState depends on valid rcCommand data.
if (haveProcessedAnnexCodeOnce) {
if (sensors(SENSOR_SONAR)) {
updateSonarAltHoldState();
}
}
#endif
} else {
// not processing rx this iteration
executePeriodicTasks();
// if GPS feature is enabled, gpsThread() will be called at some intervals to check for stuck
// hardware, wrong baud rates, init GPS if needed, etc. Don't use SENSOR_GPS here as gpsThread() can and will
// change this based on available hardware
#ifdef GPS
if (feature(FEATURE_GPS)) {
gpsThread();
}
#endif
}
currentTime = micros();
if (masterConfig.looptime == 0 || (int32_t)(currentTime - loopTime) >= 0) {
loopTime = currentTime + masterConfig.looptime;
imuUpdate(¤tProfile->accelerometerTrims);
// Measure loop rate just after reading the sensors
currentTime = micros();
cycleTime = (int32_t)(currentTime - previousTime);
previousTime = currentTime;
// Gyro Low Pass
if (currentProfile->pidProfile.gyro_cut_hz) {
int axis;
static filterStatePt1_t gyroADCState[XYZ_AXIS_COUNT];
for (axis = 0; axis < XYZ_AXIS_COUNT; axis++) {
gyroADC[axis] = filterApplyPt1(gyroADC[axis], &gyroADCState[axis], currentProfile->pidProfile.gyro_cut_hz);
}
}
if (masterConfig.rxConfig.rcSmoothing) {
filterRc();
}
annexCode();
#if defined(BARO) || defined(SONAR)
haveProcessedAnnexCodeOnce = true;
#endif
#ifdef MAG
if (sensors(SENSOR_MAG)) {
updateMagHold();
}
#endif
#ifdef GTUNE
updateGtuneState();
#endif
#if defined(BARO) || defined(SONAR)
if (sensors(SENSOR_BARO) || sensors(SENSOR_SONAR)) {
if (FLIGHT_MODE(BARO_MODE) || FLIGHT_MODE(SONAR_MODE)) {
applyAltHold(&masterConfig.airplaneConfig);
}
}
#endif
// If we're armed, at minimum throttle, and we do arming via the
// sticks, do not process yaw input from the rx. We do this so the
// motors do not spin up while we are trying to arm or disarm.
// Allow yaw control for tricopters if the user wants the servo to move even when unarmed.
if (isUsingSticksForArming() && rcData[THROTTLE] <= masterConfig.rxConfig.mincheck
#ifndef USE_QUAD_MIXER_ONLY
&& !((masterConfig.mixerMode == MIXER_TRI || masterConfig.mixerMode == MIXER_CUSTOM_TRI) && masterConfig.mixerConfig.tri_unarmed_servo)
&& masterConfig.mixerMode != MIXER_AIRPLANE
&& masterConfig.mixerMode != MIXER_FLYING_WING
#endif
) {
rcCommand[YAW] = 0;
}
if (currentProfile->throttle_correction_value && (FLIGHT_MODE(ANGLE_MODE) || FLIGHT_MODE(HORIZON_MODE))) {
rcCommand[THROTTLE] += calculateThrottleAngleCorrection(currentProfile->throttle_correction_value);
}
#ifdef GPS
if (sensors(SENSOR_GPS)) {
if ((FLIGHT_MODE(GPS_HOME_MODE) || FLIGHT_MODE(GPS_HOLD_MODE)) && STATE(GPS_FIX_HOME)) {
updateGpsStateForHomeAndHoldMode();
}
}
#endif
// PID - note this is function pointer set by setPIDController()
pid_controller(
¤tProfile->pidProfile,
currentControlRateProfile,
masterConfig.max_angle_inclination,
¤tProfile->accelerometerTrims,
&masterConfig.rxConfig
);
mixTable();
#ifdef USE_SERVOS
filterServos();
writeServos();
#endif
if (motorControlEnable) {
writeMotors();
}
#ifdef BLACKBOX
if (!cliMode && feature(FEATURE_BLACKBOX)) {
handleBlackbox();
}
#endif
}
#ifdef TELEMETRY
if (!cliMode && feature(FEATURE_TELEMETRY)) {
telemetryProcess(&masterConfig.rxConfig, masterConfig.flight3DConfig.deadband3d_throttle);
}
#endif
#ifdef LED_STRIP
if (feature(FEATURE_LED_STRIP)) {
updateLedStrip();
}
#endif
}
void processRcStickPositions(throttleStatus_e throttleStatus)
{
static uint8_t rcDelayCommand; // this indicates the number of time (multiple of RC measurement at 50Hz) the sticks must be maintained to run or switch off motors
static uint8_t rcSticks; // this hold sticks position for command combos
static uint8_t rcDisarmTicks; // this is an extra guard for disarming through switch to prevent that one frame can disarm it
uint8_t stTmp = 0;
int i;
// ------------------ STICKS COMMAND HANDLER --------------------
// checking sticks positions
for (i = 0; i < 4; i++) {
stTmp >>= 2;
if (rcData[i] > rxConfig()->mincheck)
stTmp |= 0x80; // check for MIN
if (rcData[i] < rxConfig()->maxcheck)
stTmp |= 0x40; // check for MAX
}
if (stTmp == rcSticks) {
if (rcDelayCommand < 250)
rcDelayCommand++;
} else
rcDelayCommand = 0;
rcSticks = stTmp;
// perform actions
if (!isUsingSticksToArm) {
if (IS_RC_MODE_ACTIVE(BOXARM)) {
rcDisarmTicks = 0;
// Arming via ARM BOX
tryArm();
} else {
// Disarming via ARM BOX
resetArmingDisabled();
if (ARMING_FLAG(ARMED) && rxIsReceivingSignal() && !failsafeIsActive() ) {
rcDisarmTicks++;
if (rcDisarmTicks > 3) {
if (armingConfig()->disarm_kill_switch) {
disarm();
} else if (throttleStatus == THROTTLE_LOW) {
disarm();
}
}
}
}
}
if (rcDelayCommand != 20) {
return;
}
if (isUsingSticksToArm) {
// Disarm on throttle down + yaw
if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_CE) {
if (ARMING_FLAG(ARMED))
disarm();
else {
beeper(BEEPER_DISARM_REPEAT); // sound tone while stick held
rcDelayCommand = 0; // reset so disarm tone will repeat
}
}
}
if (ARMING_FLAG(ARMED)) {
// actions during armed
return;
}
// actions during not armed
i = 0;
if (rcSticks == THR_LO + YAW_LO + PIT_LO + ROL_CE) {
// GYRO calibration
gyroStartCalibration(false);
#ifdef GPS
if (feature(FEATURE_GPS)) {
GPS_reset_home_position();
}
#endif
#ifdef BARO
if (sensors(SENSOR_BARO))
baroSetCalibrationCycles(10); // calibrate baro to new ground level (10 * 25 ms = ~250 ms non blocking)
#endif
return;
}
if (feature(FEATURE_INFLIGHT_ACC_CAL) && (rcSticks == THR_LO + YAW_LO + PIT_HI + ROL_HI)) {
// Inflight ACC Calibration
handleInflightCalibrationStickPosition();
return;
}
// Multiple configuration profiles
if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_LO) // ROLL left -> Profile 1
i = 1;
else if (rcSticks == THR_LO + YAW_LO + PIT_HI + ROL_CE) // PITCH up -> Profile 2
i = 2;
else if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_HI) // ROLL right -> Profile 3
i = 3;
if (i) {
changePidProfile(i - 1);
return;
}
if (rcSticks == THR_LO + YAW_LO + PIT_LO + ROL_HI) {
saveConfigAndNotify();
}
if (isUsingSticksToArm) {
if (rcSticks == THR_LO + YAW_HI + PIT_CE + ROL_CE) {
// Arm via YAW
tryArm();
return;
} else {
resetArmingDisabled();
}
}
if (rcSticks == THR_HI + YAW_LO + PIT_LO + ROL_CE) {
// Calibrating Acc
accSetCalibrationCycles(CALIBRATING_ACC_CYCLES);
return;
}
if (rcSticks == THR_HI + YAW_HI + PIT_LO + ROL_CE) {
// Calibrating Mag
ENABLE_STATE(CALIBRATE_MAG);
return;
}
// Accelerometer Trim
rollAndPitchTrims_t accelerometerTrimsDelta;
memset(&accelerometerTrimsDelta, 0, sizeof(accelerometerTrimsDelta));
bool shouldApplyRollAndPitchTrimDelta = false;
if (rcSticks == THR_HI + YAW_CE + PIT_HI + ROL_CE) {
accelerometerTrimsDelta.values.pitch = 2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_LO + ROL_CE) {
accelerometerTrimsDelta.values.pitch = -2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_CE + ROL_HI) {
accelerometerTrimsDelta.values.roll = 2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_CE + ROL_LO) {
accelerometerTrimsDelta.values.roll = -2;
shouldApplyRollAndPitchTrimDelta = true;
}
if (shouldApplyRollAndPitchTrimDelta) {
applyAndSaveAccelerometerTrimsDelta(&accelerometerTrimsDelta);
rcDelayCommand = 0; // allow autorepetition
return;
}
#ifdef USE_DASHBOARD
if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_LO) {
dashboardDisablePageCycling();
}
if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_HI) {
dashboardEnablePageCycling();
}
#endif
#ifdef VTX_CONTROL
if (rcSticks == THR_HI + YAW_LO + PIT_CE + ROL_HI) {
vtxIncrementBand();
}
if (rcSticks == THR_HI + YAW_LO + PIT_CE + ROL_LO) {
vtxDecrementBand();
}
if (rcSticks == THR_HI + YAW_HI + PIT_CE + ROL_HI) {
vtxIncrementChannel();
}
if (rcSticks == THR_HI + YAW_HI + PIT_CE + ROL_LO) {
vtxDecrementChannel();
}
#endif
}
void processRcStickPositions(throttleStatus_e throttleStatus)
{
// time the sticks are maintained
static int16_t rcDelayMs;
// hold sticks position for command combos
static uint8_t rcSticks;
// an extra guard for disarming through switch to prevent that one frame can disarm it
static uint8_t rcDisarmTicks;
static bool doNotRepeat;
#ifdef USE_CMS
if (cmsInMenu) {
return;
}
#endif
// checking sticks positions
uint8_t stTmp = 0;
for (int i = 0; i < 4; i++) {
stTmp >>= 2;
if (rcData[i] > rxConfig()->mincheck) {
stTmp |= 0x80; // check for MIN
}
if (rcData[i] < rxConfig()->maxcheck) {
stTmp |= 0x40; // check for MAX
}
}
if (stTmp == rcSticks) {
if (rcDelayMs <= INT16_MAX - (getTaskDeltaTime(TASK_SELF) / 1000)) {
rcDelayMs += getTaskDeltaTime(TASK_SELF) / 1000;
}
} else {
rcDelayMs = 0;
doNotRepeat = false;
}
rcSticks = stTmp;
// perform actions
if (!isUsingSticksToArm) {
if (IS_RC_MODE_ACTIVE(BOXARM)) {
rcDisarmTicks = 0;
// Arming via ARM BOX
tryArm();
} else {
// Disarming via ARM BOX
resetArmingDisabled();
if (ARMING_FLAG(ARMED) && rxIsReceivingSignal() && !failsafeIsActive() ) {
rcDisarmTicks++;
if (rcDisarmTicks > 3) {
if (armingConfig()->disarm_kill_switch) {
disarm();
} else if (throttleStatus == THROTTLE_LOW) {
disarm();
}
}
}
}
} else if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_CE) {
if (rcDelayMs >= ARM_DELAY_MS && !doNotRepeat) {
doNotRepeat = true;
// Disarm on throttle down + yaw
if (ARMING_FLAG(ARMED))
disarm();
else {
beeper(BEEPER_DISARM_REPEAT); // sound tone while stick held
repeatAfter(STICK_AUTOREPEAT_MS); // disarm tone will repeat
}
}
return;
} else if (rcSticks == THR_LO + YAW_HI + PIT_CE + ROL_CE) {
if (rcDelayMs >= ARM_DELAY_MS && !doNotRepeat) {
doNotRepeat = true;
if (!ARMING_FLAG(ARMED)) {
// Arm via YAW
tryArm();
} else {
resetArmingDisabled();
}
}
return;
}
if (ARMING_FLAG(ARMED) || doNotRepeat || rcDelayMs <= STICK_DELAY_MS) {
return;
}
doNotRepeat = true;
// actions during not armed
if (rcSticks == THR_LO + YAW_LO + PIT_LO + ROL_CE) {
// GYRO calibration
gyroStartCalibration(false);
#ifdef USE_GPS
if (feature(FEATURE_GPS)) {
GPS_reset_home_position();
}
#endif
#ifdef USE_BARO
if (sensors(SENSOR_BARO))
baroSetCalibrationCycles(10); // calibrate baro to new ground level (10 * 25 ms = ~250 ms non blocking)
#endif
return;
}
if (feature(FEATURE_INFLIGHT_ACC_CAL) && (rcSticks == THR_LO + YAW_LO + PIT_HI + ROL_HI)) {
// Inflight ACC Calibration
handleInflightCalibrationStickPosition();
return;
}
// Change PID profile
int newPidProfile = 0;
if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_LO) { // ROLL left -> PID profile 1
newPidProfile = 1;
} else if (rcSticks == THR_LO + YAW_LO + PIT_HI + ROL_CE) { // PITCH up -> PID profile 2
newPidProfile = 2;
} else if (rcSticks == THR_LO + YAW_LO + PIT_CE + ROL_HI) { // ROLL right -> PID profile 3
newPidProfile = 3;
}
if (newPidProfile) {
changePidProfile(newPidProfile - 1);
return;
}
if (rcSticks == THR_LO + YAW_LO + PIT_LO + ROL_HI) {
saveConfigAndNotify();
}
if (rcSticks == THR_HI + YAW_LO + PIT_LO + ROL_CE) {
// Calibrating Acc
accSetCalibrationCycles(CALIBRATING_ACC_CYCLES);
return;
}
if (rcSticks == THR_HI + YAW_HI + PIT_LO + ROL_CE) {
// Calibrating Mag
ENABLE_STATE(CALIBRATE_MAG);
return;
}
if (FLIGHT_MODE(ANGLE_MODE|HORIZON_MODE)) {
// in ANGLE or HORIZON mode, so use sticks to apply accelerometer trims
rollAndPitchTrims_t accelerometerTrimsDelta;
memset(&accelerometerTrimsDelta, 0, sizeof(accelerometerTrimsDelta));
bool shouldApplyRollAndPitchTrimDelta = false;
if (rcSticks == THR_HI + YAW_CE + PIT_HI + ROL_CE) {
accelerometerTrimsDelta.values.pitch = 2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_LO + ROL_CE) {
accelerometerTrimsDelta.values.pitch = -2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_CE + ROL_HI) {
accelerometerTrimsDelta.values.roll = 2;
shouldApplyRollAndPitchTrimDelta = true;
} else if (rcSticks == THR_HI + YAW_CE + PIT_CE + ROL_LO) {
accelerometerTrimsDelta.values.roll = -2;
shouldApplyRollAndPitchTrimDelta = true;
}
if (shouldApplyRollAndPitchTrimDelta) {
applyAndSaveAccelerometerTrimsDelta(&accelerometerTrimsDelta);
repeatAfter(STICK_AUTOREPEAT_MS);
return;
}
} else {
// in ACRO mode, so use sticks to change RATE profile
switch (rcSticks) {
case THR_HI + YAW_CE + PIT_HI + ROL_CE:
changeControlRateProfile(0);
return;
case THR_HI + YAW_CE + PIT_LO + ROL_CE:
changeControlRateProfile(1);
return;
case THR_HI + YAW_CE + PIT_CE + ROL_HI:
changeControlRateProfile(2);
return;
case THR_HI + YAW_CE + PIT_CE + ROL_LO:
changeControlRateProfile(3);
return;
}
}
#ifdef USE_DASHBOARD
if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_LO) {
dashboardDisablePageCycling();
}
if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_HI) {
dashboardEnablePageCycling();
}
#endif
#ifdef USE_VTX_CONTROL
if (rcSticks == THR_HI + YAW_LO + PIT_CE + ROL_HI) {
vtxIncrementBand();
}
if (rcSticks == THR_HI + YAW_LO + PIT_CE + ROL_LO) {
vtxDecrementBand();
}
if (rcSticks == THR_HI + YAW_HI + PIT_CE + ROL_HI) {
vtxIncrementChannel();
}
if (rcSticks == THR_HI + YAW_HI + PIT_CE + ROL_LO) {
vtxDecrementChannel();
}
#endif
#ifdef USE_CAMERA_CONTROL
if (rcSticks == THR_CE + YAW_HI + PIT_CE + ROL_CE) {
cameraControlKeyPress(CAMERA_CONTROL_KEY_ENTER, 0);
repeatAfter(3 * STICK_DELAY_MS);
} else if (rcSticks == THR_CE + YAW_CE + PIT_CE + ROL_LO) {
cameraControlKeyPress(CAMERA_CONTROL_KEY_LEFT, 0);
repeatAfter(3 * STICK_DELAY_MS);
} else if (rcSticks == THR_CE + YAW_CE + PIT_HI + ROL_CE) {
cameraControlKeyPress(CAMERA_CONTROL_KEY_UP, 0);
repeatAfter(3 * STICK_DELAY_MS);
} else if (rcSticks == THR_CE + YAW_CE + PIT_CE + ROL_HI) {
cameraControlKeyPress(CAMERA_CONTROL_KEY_RIGHT, 0);
repeatAfter(3 * STICK_DELAY_MS);
} else if (rcSticks == THR_CE + YAW_CE + PIT_LO + ROL_CE) {
cameraControlKeyPress(CAMERA_CONTROL_KEY_DOWN, 0);
repeatAfter(3 * STICK_DELAY_MS);
} else if (rcSticks == THR_LO + YAW_CE + PIT_HI + ROL_CE) {
cameraControlKeyPress(CAMERA_CONTROL_KEY_UP, 2000);
}
#endif
}
