void taskPid(void) { gyroReadyCounter = 0; static uint32_t previousPidUpdateTime; pidDeltaUs = currentTime - previousPidUpdateTime; previousPidUpdateTime = currentTime; if (debugMode == DEBUG_PIDLOOP) { debug[0] = pidDeltaUs; } subTaskPidController(); subTaskMotorUpdate(); subTaskMainSubprocesses(); if (debugMode == DEBUG_GYRO_SYNC) { debug[2] = pidDeltaUs; debug[3]++; } #ifdef VTX if (canUpdateVTX()) { handleVTXControlButton(); } #endif }
void init(void) { drv_pwm_config_t pwm_params; printfSupportInit(); initEEPROM(); ensureEEPROMContainsValidData(); readEEPROM(); systemState |= SYSTEM_STATE_CONFIG_LOADED; #ifdef STM32F303 // start fpu SCB->CPACR = (0x3 << (10*2)) | (0x3 << (11*2)); #endif #ifdef STM32F303xC SetSysClock(); #endif #ifdef STM32F10X // Configure the System clock frequency, HCLK, PCLK2 and PCLK1 prescalers // Configure the Flash Latency cycles and enable prefetch buffer SetSysClock(systemConfig()->emf_avoidance); #endif i2cSetOverclock(systemConfig()->i2c_highspeed); systemInit(); #ifdef USE_HARDWARE_REVISION_DETECTION detectHardwareRevision(); #endif // Latch active features to be used for feature() in the remainder of init(). latchActiveFeatures(); // initialize IO (needed for all IO operations) IOInitGlobal(); debugMode = debugConfig()->debug_mode; #ifdef USE_EXTI EXTIInit(); #endif #ifdef ALIENFLIGHTF3 if (hardwareRevision == AFF3_REV_1) { ledInit(false); } else { ledInit(true); } #else ledInit(false); #endif #ifdef BEEPER beeperConfig_t beeperConfig = { .gpioPeripheral = BEEP_PERIPHERAL, .gpioPin = BEEP_PIN, .gpioPort = BEEP_GPIO, #ifdef BEEPER_INVERTED .gpioMode = Mode_Out_PP, .isInverted = true #else .gpioMode = Mode_Out_OD, .isInverted = false #endif }; #ifdef NAZE if (hardwareRevision >= NAZE32_REV5) { // naze rev4 and below used opendrain to PNP for buzzer. Rev5 and above use PP to NPN. beeperConfig.gpioMode = Mode_Out_PP; beeperConfig.isInverted = true; } #endif beeperInit(&beeperConfig); #endif #ifdef BUTTONS buttonsInit(); if (!isMPUSoftReset()) { buttonsHandleColdBootButtonPresses(); } #endif #ifdef SPEKTRUM_BIND if (feature(FEATURE_RX_SERIAL)) { switch (rxConfig()->serialrx_provider) { case SERIALRX_SPEKTRUM1024: case SERIALRX_SPEKTRUM2048: // Spektrum satellite binding if enabled on startup. // Must be called before that 100ms sleep so that we don't lose satellite's binding window after startup. // The rest of Spektrum initialization will happen later - via spektrumInit() spektrumBind(rxConfig()); break; } } #endif #ifdef VTX // This must be done early to ensure that the VTX does not power up. We do not fully initialise the VTX at this stage // because it takes some time - we don't want to delay other time critical initialisation. vtxIOInit(); #endif delay(100); timerInit(); // timer must be initialized before any channel is allocated dmaInit(); serialInit(feature(FEATURE_SOFTSERIAL)); mixerInit(customMotorMixer(0)); #ifdef USE_SERVOS mixerInitServos(customServoMixer(0)); #endif memset(&pwm_params, 0, sizeof(pwm_params)); #ifdef SONAR const sonarHardware_t *sonarHardware = NULL; sonarGPIOConfig_t sonarGPIOConfig; if (feature(FEATURE_SONAR)) { bool usingCurrentMeterIOPins = (feature(FEATURE_AMPERAGE_METER) && batteryConfig()->amperageMeterSource == AMPERAGE_METER_ADC); sonarHardware = sonarGetHardwareConfiguration(usingCurrentMeterIOPins); sonarGPIOConfig.triggerGPIO = sonarHardware->trigger_gpio; sonarGPIOConfig.triggerPin = sonarHardware->trigger_pin; sonarGPIOConfig.echoGPIO = sonarHardware->echo_gpio; sonarGPIOConfig.echoPin = sonarHardware->echo_pin; pwm_params.sonarGPIOConfig = &sonarGPIOConfig; } #endif // when using airplane/wing mixer, servo/motor outputs are remapped if (mixerConfig()->mixerMode == MIXER_AIRPLANE || mixerConfig()->mixerMode == MIXER_FLYING_WING || mixerConfig()->mixerMode == MIXER_CUSTOM_AIRPLANE) pwm_params.airplane = true; else pwm_params.airplane = false; #if defined(USE_UART2) && defined(STM32F10X) pwm_params.useUART2 = doesConfigurationUsePort(SERIAL_PORT_UART2); #endif #if defined(USE_UART3) pwm_params.useUART3 = doesConfigurationUsePort(SERIAL_PORT_UART3); #endif #if defined(USE_UART4) pwm_params.useUART4 = doesConfigurationUsePort(SERIAL_PORT_UART4); #endif #if defined(USE_UART5) pwm_params.useUART5 = doesConfigurationUsePort(SERIAL_PORT_UART5); #endif pwm_params.useVbat = feature(FEATURE_VBAT); pwm_params.useSoftSerial = feature(FEATURE_SOFTSERIAL); pwm_params.useParallelPWM = feature(FEATURE_RX_PARALLEL_PWM); pwm_params.useRSSIADC = feature(FEATURE_RSSI_ADC); pwm_params.useCurrentMeterADC = ( feature(FEATURE_AMPERAGE_METER) && batteryConfig()->amperageMeterSource == AMPERAGE_METER_ADC ); pwm_params.useLEDStrip = feature(FEATURE_LED_STRIP); pwm_params.usePPM = feature(FEATURE_RX_PPM); pwm_params.useSerialRx = feature(FEATURE_RX_SERIAL); #ifdef SONAR pwm_params.useSonar = feature(FEATURE_SONAR); #endif #ifdef USE_SERVOS pwm_params.useServos = isMixerUsingServos(); pwm_params.useChannelForwarding = feature(FEATURE_CHANNEL_FORWARDING); pwm_params.servoCenterPulse = servoConfig()->servoCenterPulse; pwm_params.servoPwmRate = servoConfig()->servo_pwm_rate; #endif pwm_params.useOneshot = feature(FEATURE_ONESHOT125); pwm_params.motorPwmRate = motorConfig()->motor_pwm_rate; pwm_params.idlePulse = calculateMotorOff(); if (pwm_params.motorPwmRate > 500) pwm_params.idlePulse = 0; // brushed motors pwmRxInit(); // pwmInit() needs to be called as soon as possible for ESC compatibility reasons pwmIOConfiguration_t *pwmIOConfiguration = pwmInit(&pwm_params); mixerUsePWMIOConfiguration(pwmIOConfiguration); #ifdef DEBUG_PWM_CONFIGURATION debug[2] = pwmIOConfiguration->pwmInputCount; debug[3] = pwmIOConfiguration->ppmInputCount; #endif if (!feature(FEATURE_ONESHOT125)) motorControlEnable = true; systemState |= SYSTEM_STATE_MOTORS_READY; #ifdef INVERTER initInverter(); #endif #ifdef USE_SPI spiInit(SPI1); spiInit(SPI2); #ifdef STM32F303xC #ifdef ALIENFLIGHTF3 if (hardwareRevision == AFF3_REV_2) { spiInit(SPI3); } #else spiInit(SPI3); #endif #endif #endif #ifdef USE_HARDWARE_REVISION_DETECTION updateHardwareRevision(); #endif #ifdef VTX while (!canUpdateVTX()) {}; vtxInit(); #endif #if defined(NAZE) if (hardwareRevision == NAZE32_SP) { serialRemovePort(SERIAL_PORT_SOFTSERIAL2); } else { serialRemovePort(SERIAL_PORT_UART3); } #endif #if defined(SPRACINGF3) && defined(SONAR) && defined(USE_SOFTSERIAL2) if (feature(FEATURE_SONAR) && feature(FEATURE_SOFTSERIAL)) { serialRemovePort(SERIAL_PORT_SOFTSERIAL2); } #endif #if defined(SPRACINGF3MINI) && defined(SONAR) && defined(USE_SOFTSERIAL1) if (feature(FEATURE_SONAR) && feature(FEATURE_SOFTSERIAL)) { serialRemovePort(SERIAL_PORT_SOFTSERIAL1); } #endif #ifdef USE_I2C #if defined(NAZE) if (hardwareRevision != NAZE32_SP) { i2cInit(I2C_DEVICE); } else { if (!doesConfigurationUsePort(SERIAL_PORT_UART3)) { i2cInit(I2C_DEVICE); } } #elif defined(CC3D) if (!doesConfigurationUsePort(SERIAL_PORT_UART3)) { i2cInit(I2C_DEVICE); } #else i2cInit(I2C_DEVICE); #endif #endif #ifdef USE_ADC drv_adc_config_t adc_params; adc_params.channelMask = 0; #ifdef ADC_BATTERY adc_params.channelMask = (feature(FEATURE_VBAT) ? ADC_CHANNEL_MASK(ADC_BATTERY) : 0); #endif #ifdef ADC_RSSI adc_params.channelMask |= (feature(FEATURE_RSSI_ADC) ? ADC_CHANNEL_MASK(ADC_RSSI) : 0); #endif #ifdef ADC_AMPERAGE adc_params.channelMask |= (feature(FEATURE_AMPERAGE_METER) ? ADC_CHANNEL_MASK(ADC_AMPERAGE) : 0); #endif #ifdef ADC_POWER_12V adc_params.channelMask |= ADC_CHANNEL_MASK(ADC_POWER_12V); #endif #ifdef ADC_POWER_5V adc_params.channelMask |= ADC_CHANNEL_MASK(ADC_POWER_5V); #endif #ifdef ADC_POWER_3V adc_params.channelMask |= ADC_CHANNEL_MASK(ADC_POWER_3V); #endif #ifdef NAZE // optional ADC5 input on rev.5 hardware adc_params.channelMask |= (hardwareRevision >= NAZE32_REV5) ? ADC_CHANNEL_MASK(ADC_EXTERNAL) : 0; #endif adcInit(&adc_params); #endif initBoardAlignment(); #ifdef DISPLAY if (feature(FEATURE_DISPLAY)) { displayInit(); } #endif #ifdef NAZE if (hardwareRevision < NAZE32_REV5) { gyroConfig()->gyro_sync = 0; } #endif if (!sensorsAutodetect()) { // if gyro was not detected due to whatever reason, we give up now. failureMode(FAILURE_MISSING_ACC); } systemState |= SYSTEM_STATE_SENSORS_READY; flashLedsAndBeep(); mspInit(); mspSerialInit(); const uint16_t pidPeriodUs = US_FROM_HZ(gyro.sampleFrequencyHz); pidSetTargetLooptime(pidPeriodUs * gyroConfig()->pid_process_denom); pidInitFilters(pidProfile()); #ifdef USE_SERVOS mixerInitialiseServoFiltering(targetPidLooptime); #endif imuInit(); #ifdef USE_CLI cliInit(); #endif failsafeInit(); rxInit(modeActivationProfile()->modeActivationConditions); #ifdef GPS if (feature(FEATURE_GPS)) { gpsInit(); navigationInit(pidProfile()); } #endif #ifdef SONAR if (feature(FEATURE_SONAR)) { sonarInit(sonarHardware); } #endif #ifdef LED_STRIP ledStripInit(); if (feature(FEATURE_LED_STRIP)) { ledStripEnable(); } #endif #ifdef TELEMETRY if (feature(FEATURE_TELEMETRY)) { telemetryInit(); } #endif #ifdef USB_CABLE_DETECTION usbCableDetectInit(); #endif #ifdef TRANSPONDER if (feature(FEATURE_TRANSPONDER)) { transponderInit(transponderConfig()->data); transponderEnable(); transponderStartRepeating(); systemState |= SYSTEM_STATE_TRANSPONDER_ENABLED; } #endif #ifdef USE_FLASHFS #ifdef NAZE if (hardwareRevision == NAZE32_REV5) { m25p16_init(); } #elif defined(USE_FLASH_M25P16) m25p16_init(); #endif flashfsInit(); #endif #ifdef USE_SDCARD bool sdcardUseDMA = false; sdcardInsertionDetectInit(); #ifdef SDCARD_DMA_CHANNEL_TX #if defined(LED_STRIP) && defined(WS2811_DMA_CHANNEL) // Ensure the SPI Tx DMA doesn't overlap with the led strip sdcardUseDMA = !feature(FEATURE_LED_STRIP) || SDCARD_DMA_CHANNEL_TX != WS2811_DMA_CHANNEL; #else sdcardUseDMA = true; #endif #endif sdcard_init(sdcardUseDMA); afatfs_init(); #endif #ifdef BLACKBOX initBlackbox(); #endif if (mixerConfig()->mixerMode == MIXER_GIMBAL) { accSetCalibrationCycles(CALIBRATING_ACC_CYCLES); } gyroSetCalibrationCycles(CALIBRATING_GYRO_CYCLES); #ifdef BARO baroSetCalibrationCycles(CALIBRATING_BARO_CYCLES); #endif #ifdef OSD if (feature(FEATURE_OSD)) { osdInit(); } #endif // start all timers // TODO - not implemented yet timerStart(); ENABLE_STATE(SMALL_ANGLE); DISABLE_ARMING_FLAG(PREVENT_ARMING); #ifdef SOFTSERIAL_LOOPBACK // FIXME this is a hack, perhaps add a FUNCTION_LOOPBACK to support it properly loopbackPort = (serialPort_t*)&(softSerialPorts[0]); if (!loopbackPort->vTable) { loopbackPort = openSoftSerial(0, NULL, 19200, SERIAL_NOT_INVERTED); } serialPrint(loopbackPort, "LOOPBACK\r\n"); #endif if (feature(FEATURE_VBAT)) { // Now that everything has powered up the voltage and cell count be determined. voltageMeterInit(); batteryInit(); } if (feature(FEATURE_AMPERAGE_METER)) { amperageMeterInit(); } #ifdef DISPLAY if (feature(FEATURE_DISPLAY)) { #ifdef USE_OLED_GPS_DEBUG_PAGE_ONLY displayShowFixedPage(PAGE_GPS); #else displayResetPageCycling(); displayEnablePageCycling(); #endif } #endif #ifdef CJMCU LED2_ON; #endif // Latch active features AGAIN since some may be modified by init(). latchActiveFeatures(); motorControlEnable = true; systemState |= SYSTEM_STATE_READY; } #ifdef SOFTSERIAL_LOOPBACK void processLoopback(void) { if (loopbackPort) { uint8_t bytesWaiting; while ((bytesWaiting = serialRxBytesWaiting(loopbackPort))) { uint8_t b = serialRead(loopbackPort); serialWrite(loopbackPort, b); }; } } #else #define processLoopback() #endif void configureScheduler(void) { schedulerInit(); setTaskEnabled(TASK_SYSTEM, true); uint16_t gyroPeriodUs = US_FROM_HZ(gyro.sampleFrequencyHz); rescheduleTask(TASK_GYRO, gyroPeriodUs); setTaskEnabled(TASK_GYRO, true); rescheduleTask(TASK_PID, gyroPeriodUs); setTaskEnabled(TASK_PID, true); if (sensors(SENSOR_ACC)) { setTaskEnabled(TASK_ACCEL, true); accSamplingInterval = 1000; rescheduleTask(TASK_ACCEL, accSamplingInterval); } setTaskEnabled(TASK_ATTITUDE, sensors(SENSOR_ACC)); setTaskEnabled(TASK_SERIAL, true); setTaskEnabled(TASK_HARDWARE_WATCHDOG, true); #ifdef BEEPER setTaskEnabled(TASK_BEEPER, true); #endif setTaskEnabled(TASK_BATTERY, feature(FEATURE_VBAT) || feature(FEATURE_AMPERAGE_METER)); setTaskEnabled(TASK_RX, true); #ifdef GPS setTaskEnabled(TASK_GPS, feature(FEATURE_GPS)); #endif #ifdef MAG setTaskEnabled(TASK_COMPASS, sensors(SENSOR_MAG)); #if defined(MPU6500_SPI_INSTANCE) && defined(USE_MAG_AK8963) // fixme temporary solution for AK6983 via slave I2C on MPU9250 rescheduleTask(TASK_COMPASS, 1000000 / 40); #endif #endif #ifdef BARO setTaskEnabled(TASK_BARO, sensors(SENSOR_BARO)); #endif #ifdef SONAR setTaskEnabled(TASK_SONAR, sensors(SENSOR_SONAR)); #endif #if defined(BARO) || defined(SONAR) setTaskEnabled(TASK_ALTITUDE, sensors(SENSOR_BARO) || sensors(SENSOR_SONAR)); #endif #ifdef DISPLAY setTaskEnabled(TASK_DISPLAY, feature(FEATURE_DISPLAY)); #endif #ifdef TELEMETRY setTaskEnabled(TASK_TELEMETRY, feature(FEATURE_TELEMETRY)); #endif #ifdef LED_STRIP setTaskEnabled(TASK_LEDSTRIP, feature(FEATURE_LED_STRIP)); #endif #ifdef TRANSPONDER setTaskEnabled(TASK_TRANSPONDER, feature(FEATURE_TRANSPONDER)); #endif #ifdef OSD setTaskEnabled(TASK_DRAW_SCREEN, feature(FEATURE_OSD)); #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 }
/* * 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; }