예제 #1
0
파일: main.c 프로젝트: shkodina/nock-nock
int main(void)
{
	initMyExtIRQ();

	eepromInit();
	buttonsInit();
	ledInit();
	timerInit();

	loggerInit();
	loggerWriteToMarker((LogMesT)" \nStarting program \n*", '*');

	initNockMachine_0();


    while(1)
    {

    	userCommandMachine_1();
    	nockMachine_2();
    	radioSendMachine_3();


    }
}
예제 #2
0
파일: antz.c 프로젝트: rushipatel/ANTZ
void hardwareInit(void)
{
	PLLConfig();
	SET_ADPCFG;
	buttonsInit();
	LED_SET_OUT; 
	LED_OFF;
	sensorsInit();
	sensorsOn();
	readBatteryVoltage();
	servoInit();
	motorsInit();
	//motorsOff();
	profilerInit();
	readButtons();
	if( key_UP&&key_DN ) //if ICSP is connected
	{
		displayEnabled = TRUE;
		serialInit();
		//_TRISB10 = 0;
		//_TRISB11 = 0;
	}
	CC2500_init();
	systemTimerInit();
}
예제 #3
0
파일: bsp.c 프로젝트: dweb-x/CaseAlarm
void bspInit(void) {
  lowLevelInit();
  ledsInit();
  buttonsInit();
  accelerometerInit();
  potentiometerInit();
  lcdInit();
}
예제 #4
0
//-----------------------------------------------------------------
// Main
//-----------------------------------------------------------------
int main(void)
{
    uint8_t uiResult;
    
    pllInit();

    // Turn off analogue inputs
    ANSELB = PORTB_ANSEL;
    ANSELC = 0x0000;
    ANSELD = PORTD_ANSEL;
    ANSELE = 0x0000;
    ANSELG = 0x0000;

    memset(lastestDmxBuffer, 0, NUM_DIMMER_CHANNELS);
    memset(lastOutputBuffer, 0, NUM_DIMMER_CHANNELS);

    // Startup
    ioMuxInit();
    eepromInit();
    eepromLoad();
    lcdInit();
    buttonsInit();
    uiInit();
    ledsInit();
    phaseAngleInit();
    dmxInit(eepromGetDmxAddress());

    // Timer 1 setup - overflow at 100Hz
    TMR1  = 0;
    PR1   = 25000;
    T1CON = 0x8010;     // 1:8 prescale (2.5MHz)
    _T1IF = 0;

    while(1)
    {
        if(_T1IF)
        {   // 100 Hz Timer stuff
            _T1IF = 0;
            buttonsCheck();
            ledsCheck();
            uiResult = uiCheck();
        }
        else
        {
            uiResult = 0;
        }

        if(uiResult || dmxCheck())
        {
            updateDimmers();
        }

        lcdCheck();
    }
}
예제 #5
0
파일: main.c 프로젝트: shkodina/nock-nock
int main(void)
{
	

	ledInit();
	buttonsInit();
	loggerInit();
	timerInit();
	initMyExtIRQ();

	if(buttonIsPressed(BUTTONNEWNOCK) == TRUE){
		#ifdef LOGGDEBUG
		loggerWriteToMarker((LogMesT)"\r\r\r goto colibrateDetector \r*", '*');
		#endif

		while(1)
			colibrateDetector();
	}

	#ifdef LOGGDEBUG
	loggerWriteToMarker((LogMesT)"\r\r\r Starting program \r*", '*');
	#endif
		
	initNockMachine();

	#ifdef LOGGDEBUG
	loggerWriteToMarker((LogMesT)" iRaSeMac \r*", '*');
	#endif

	initSendMachine();

	#ifdef LOGGDEBUG
	loggerWriteToMarker((LogMesT)" exit iRaSeMac \r*", '*');
	#endif

//	ledOn(LEDRED2);
//timerSet(TIMER_NOCK,0,50);

   while(1)
    {

		//if(timerIsElapsed(TIMER_NOCK) == TRUE){
		//	timerSet(TIMER_NOCK,0,50);
		//	ledTaggle(LEDRED1);
		//}
		//continue;
		
    	userNewNockCommandMachine_1();
    	nockMachine_2();
    	sendMachine_3();
		doorSignalMachine_4();

    }
}
예제 #6
0
void StartMenu(void)
{
    glPushMatrix();
    glBindTexture(GL_TEXTURE_2D, StartTexture);
    glBegin(GL_QUADS);
    glTexCoord2f(0.0f, 1.0f); glVertex2i(0, 0);
    glTexCoord2f(0.0f, 0.0f); glVertex2i(0, yres);
    glTexCoord2f(1.0f, 0.0f); glVertex2i(xres, yres);
    glTexCoord2f(1.0f, 1.0f); glVertex2i(xres, 0);
    glEnd();
    glPopMatrix();

    buttonRender();
    buttonsInit();
}
예제 #7
0
/*inicializa todos os sensores da mesa xy*/
void xyPlotterInit(){
	uint8_t customChar[] = {
        0x03,
        0x06,
        0x0C,
        0x1F,
        0x1F,
        0x0C,
        0x06,
        0x03
    };

	SystemInit();
    TM_HD44780_Init(16, 2);
    TM_HD44780_CreateChar(0, &customChar[0]);
	TM_HD44780_Puts(0, 0, "Init sensores...");
	motorInit();
	canetaInit();
	endInit();
	joystickInit();
	buttonsInit();
	Delayms(250);
}
예제 #8
0
/*
 * @brief Initialize the minimal amount of hardware for the bootloader to function
 * @returns void
 */
void systemInit(void) {
	uint32 i, j;

	MAP_IntMasterDisable();

	// increase LDO voltage so that PLL operates properly
	MAP_SysCtlLDOSet(SYSCTL_LDO_2_75V);
	#ifdef PART_LM3S8962
	MAP_SysCtlClockSet(SYSCTL_SYSDIV_4 | SYSCTL_USE_PLL | SYSCTL_OSC_MAIN | SYSCTL_XTAL_8MHZ);
	#endif

	systemIDInit();
	blinkyLedInit();
	buttonsInit();
	srand(roneID);
	serialInit();
	#if defined(RONE_V9) || defined(RONE_V12)
	SPIInit();
	radioInit();
	#endif // defined(RONE_V9) || defined(RONE_V12)

	// Triple blink blinky, startup signal
	for (i = 0; i < 3; i++) {
		blinkyLedSet(1);
		for (j = 0; j < 150000;) {
			j++;
		}
		blinkyLedSet(0);
		for (j = 0; j < 250000;) {
			j++;
		}
	}

	// Initialize 24-bit Systick
	SysTickPeriodSet(0xffffff);
	SysTickEnable();
}
예제 #9
0
파일: boot.c 프로젝트: FenomPL/cleanflight
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

    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

#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

    // 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);
    }

    setTaskEnabled(TASK_ATTITUDE, sensors(SENSOR_ACC));
    setTaskEnabled(TASK_SERIAL, 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
}
예제 #10
0
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(masterConfig.emf_avoidance);
#endif
    i2cSetOverclock(masterConfig.i2c_highspeed);

#ifdef USE_HARDWARE_REVISION_DETECTION
    detectHardwareRevision();
#endif

    systemInit();

    // Latch active features to be used for feature() in the remainder of init().
    latchActiveFeatures();

    ledInit();

#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 (masterConfig.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(&masterConfig.rxConfig);
                break;
        }
    }
#endif

    delay(100);

    timerInit();  // timer must be initialized before any channel is allocated

    dmaInit();


    serialInit(&masterConfig.serialConfig, feature(FEATURE_SOFTSERIAL));

#ifdef USE_SERVOS
    mixerInit(masterConfig.mixerMode, masterConfig.customMotorMixer, masterConfig.customServoMixer);
#else
    mixerInit(masterConfig.mixerMode, masterConfig.customMotorMixer);
#endif

    memset(&pwm_params, 0, sizeof(pwm_params));

#ifdef SONAR
    const sonarHardware_t *sonarHardware = NULL;

    if (feature(FEATURE_SONAR)) {
        sonarHardware = sonarGetHardwareConfiguration(&masterConfig.batteryConfig);
        sonarGPIOConfig_t sonarGPIOConfig = {
            .gpio = SONAR_GPIO,
            .triggerPin = sonarHardware->echo_pin,
            .echoPin = sonarHardware->trigger_pin,
        };
        pwm_params.sonarGPIOConfig = &sonarGPIOConfig;
    }
#endif

    // when using airplane/wing mixer, servo/motor outputs are remapped
    if (masterConfig.mixerMode == MIXER_AIRPLANE || masterConfig.mixerMode == MIXER_FLYING_WING || masterConfig.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_CURRENT_METER)
        && masterConfig.batteryConfig.currentMeterType == CURRENT_SENSOR_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 = masterConfig.escAndServoConfig.servoCenterPulse;
    pwm_params.servoPwmRate = masterConfig.servo_pwm_rate;
#endif

    pwm_params.useOneshot = feature(FEATURE_ONESHOT125);
    pwm_params.motorPwmRate = masterConfig.motor_pwm_rate;
    pwm_params.idlePulse = masterConfig.escAndServoConfig.mincommand;
    if (feature(FEATURE_3D))
        pwm_params.idlePulse = masterConfig.flight3DConfig.neutral3d;
    if (pwm_params.motorPwmRate > 500)
        pwm_params.idlePulse = 0; // brushed motors

    pwmRxInit(masterConfig.inputFilteringMode);

    // pwmInit() needs to be called as soon as possible for ESC compatibility reasons
    pwmIOConfiguration_t *pwmIOConfiguration = pwmInit(&pwm_params);

    mixerUsePWMIOConfiguration(pwmIOConfiguration);

    debug[2] = pwmIOConfiguration->pwmInputCount;
    debug[3] = pwmIOConfiguration->ppmInputCount;

    if (!feature(FEATURE_ONESHOT125))
        motorControlEnable = true;

    systemState |= SYSTEM_STATE_MOTORS_READY;

#ifdef INVERTER
    initInverter();
#endif


#ifdef USE_SPI
    spiInit(SPI1);
    spiInit(SPI2);
#endif

#ifdef USE_HARDWARE_REVISION_DETECTION
    updateHardwareRevision();
#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.enableVBat = feature(FEATURE_VBAT);
    adc_params.enableRSSI = feature(FEATURE_RSSI_ADC);
    adc_params.enableCurrentMeter = feature(FEATURE_CURRENT_METER);
    adc_params.enableExternal1 = false;
#ifdef OLIMEXINO
    adc_params.enableExternal1 = true;
#endif
#ifdef NAZE
    // optional ADC5 input on rev.5 hardware
    adc_params.enableExternal1 = (hardwareRevision >= NAZE32_REV5);
#endif

    adcInit(&adc_params);
#endif


    initBoardAlignment(&masterConfig.boardAlignment);

#ifdef DISPLAY
    if (feature(FEATURE_DISPLAY)) {
        displayInit(&masterConfig.rxConfig);
    }
#endif

    if (!sensorsAutodetect(&masterConfig.sensorAlignmentConfig, masterConfig.gyro_lpf,
        masterConfig.acc_hardware, masterConfig.mag_hardware, masterConfig.baro_hardware, currentProfile->mag_declination,
        masterConfig.looptime, masterConfig.gyroSync, masterConfig.gyroSyncDenominator)) {

        // if gyro was not detected due to whatever reason, we give up now.
        failureMode(FAILURE_MISSING_ACC);
    }

    systemState |= SYSTEM_STATE_SENSORS_READY;

    flashLedsAndBeep();

#ifdef USE_SERVOS
    mixerInitialiseServoFiltering(targetLooptime);
#endif

#ifdef MAG
    if (sensors(SENSOR_MAG))
        compassInit();
#endif

    imuInit();

    mspInit(&masterConfig.serialConfig);

#ifdef USE_CLI
    cliInit(&masterConfig.serialConfig);
#endif

    failsafeInit(&masterConfig.rxConfig, masterConfig.flight3DConfig.deadband3d_throttle);

    rxInit(&masterConfig.rxConfig, currentProfile->modeActivationConditions);

#ifdef GPS
    if (feature(FEATURE_GPS)) {
        gpsInit(
            &masterConfig.serialConfig,
            &masterConfig.gpsConfig
        );
        navigationInit(
            &currentProfile->gpsProfile,
            &currentProfile->pidProfile
        );
    }
#endif

#ifdef SONAR
    if (feature(FEATURE_SONAR)) {
        sonarInit(sonarHardware);
    }
#endif

#ifdef LED_STRIP
    ledStripInit(masterConfig.ledConfigs, masterConfig.colors);

    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(masterConfig.transponderData);
        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 (masterConfig.mixerMode == MIXER_GIMBAL) {
        accSetCalibrationCycles(CALIBRATING_ACC_CYCLES);
    }
    gyroSetCalibrationCycles(CALIBRATING_GYRO_CYCLES);
#ifdef BARO
    baroSetCalibrationCycles(CALIBRATING_BARO_CYCLES);
#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

    // Now that everything has powered up the voltage and cell count be determined.

    if (feature(FEATURE_VBAT | FEATURE_CURRENT_METER))
        batteryInit(&masterConfig.batteryConfig);

#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

int main(void) {
    init();

    /* Setup scheduler */
    if (masterConfig.gyroSync) {
        rescheduleTask(TASK_GYROPID, targetLooptime - INTERRUPT_WAIT_TIME);
    }
    else {
        rescheduleTask(TASK_GYROPID, targetLooptime);
    }

    setTaskEnabled(TASK_GYROPID, true);
    setTaskEnabled(TASK_ACCEL, sensors(SENSOR_ACC));
    setTaskEnabled(TASK_SERIAL, true);
#ifdef BEEPER
    setTaskEnabled(TASK_BEEPER, true);
#endif
    setTaskEnabled(TASK_BATTERY, feature(FEATURE_VBAT) || feature(FEATURE_CURRENT_METER));
    setTaskEnabled(TASK_RX, true);
#ifdef GPS
    setTaskEnabled(TASK_GPS, feature(FEATURE_GPS));
#endif
#ifdef MAG
    setTaskEnabled(TASK_COMPASS, sensors(SENSOR_MAG));
#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

    while (1) {
        scheduler();
        processLoopback();
    }
}

void HardFault_Handler(void)
{
    // fall out of the sky
    uint8_t requiredStateForMotors = SYSTEM_STATE_CONFIG_LOADED | SYSTEM_STATE_MOTORS_READY;
    if ((systemState & requiredStateForMotors) == requiredStateForMotors) {
        stopMotors();
    }
#ifdef TRANSPONDER
    // prevent IR LEDs from burning out.
    uint8_t requiredStateForTransponder = SYSTEM_STATE_CONFIG_LOADED | SYSTEM_STATE_TRANSPONDER_ENABLED;
    if ((systemState & requiredStateForTransponder) == requiredStateForTransponder) {
        transponderIrDisable();
    }
#endif

    while (1);
}