NV14 implementation partially merged with actual Flysky version.
This commit is contained in:
@@ -24,7 +24,6 @@ void trainerSendNextFrame();
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void init_trainer_ppm()
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{
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#if 0
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GPIO_PinAFConfig(TRAINER_GPIO, TRAINER_OUT_GPIO_PinSource, TRAINER_GPIO_AF);
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GPIO_InitTypeDef GPIO_InitStructure;
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@@ -38,8 +37,8 @@ void init_trainer_ppm()
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TRAINER_TIMER->CR1 &= ~TIM_CR1_CEN;
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TRAINER_TIMER->PSC = TRAINER_TIMER_FREQ / 2000000 - 1; // 0.5uS
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TRAINER_TIMER->ARR = 45000;
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TRAINER_TIMER->CCR2 = GET_PPM_DELAY(TRAINER_MODULE)*2;
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TRAINER_TIMER->CCER = TIM_CCER_CC2E | (g_model.moduleData[TRAINER_MODULE].ppm.pulsePol ? 0 : TIM_CCER_CC2P);
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TRAINER_TIMER->CCR2 = GET_TRAINER_PPM_DELAY()*2;
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TRAINER_TIMER->CCER = TIM_CCER_CC2E | (GET_TRAINER_PPM_POLARITY() ? 0 : TIM_CCER_CC2P);
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TRAINER_TIMER->CCMR1 = TIM_CCMR1_OC2M_2 | TIM_CCMR1_OC2M_0; // Force O/P high
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TRAINER_TIMER->BDTR = TIM_BDTR_MOE;
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TRAINER_TIMER->EGR = 1;
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@@ -47,120 +46,96 @@ void init_trainer_ppm()
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TRAINER_TIMER->CCMR1 = TIM_CCMR1_OC2M_1 | TIM_CCMR1_OC2M_2 | TIM_CCMR1_OC2PE; // PWM mode 1
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TRAINER_TIMER->CR1 |= TIM_CR1_CEN;
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setupPulsesPPMTrainer();
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trainerSendNextFrame();
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NVIC_EnableIRQ(TRAINER_OUT_DMA_IRQn);
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NVIC_SetPriority(TRAINER_OUT_DMA_IRQn, 7);
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NVIC_EnableIRQ(TRAINER_TIMER_IRQn);
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NVIC_SetPriority(TRAINER_TIMER_IRQn, 7);
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#endif
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}
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void stop_trainer_ppm()
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{
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#if 0
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NVIC_DisableIRQ(TRAINER_OUT_DMA_IRQn);
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NVIC_DisableIRQ(TRAINER_TIMER_IRQn);
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TRAINER_OUT_DMA_STREAM->CR &= ~DMA_SxCR_EN; // Disable DMA
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TRAINER_TIMER->DIER = 0; // Stop Interrupt
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TRAINER_TIMER->CR1 &= ~TIM_CR1_CEN; // Stop counter
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#endif
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}
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void init_trainer_capture()
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{
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#if 0
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GPIO_InitTypeDef GPIO_InitStructure;
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GPIO_PinAFConfig(TRAINER_GPIO, TRAINER_IN_GPIO_PinSource, TRAINER_GPIO_AF);
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GPIO_InitTypeDef GPIO_InitStructure;
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GPIO_InitStructure.GPIO_Pin = TRAINER_IN_GPIO_PIN;
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF;
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GPIO_InitStructure.GPIO_OType = GPIO_OType_PP;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
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GPIO_InitStructure.GPIO_PuPd = GPIO_PuPd_NOPULL;
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GPIO_Init(TRAINER_GPIO, &GPIO_InitStructure);
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GPIO_PinAFConfig(TRAINER_GPIO, TRAINER_IN_GPIO_PinSource, TRAINER_GPIO_AF);
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TRAINER_TIMER->ARR = 0xFFFF;
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TRAINER_TIMER->PSC = TRAINER_TIMER_FREQ / 2000000 - 1; // 0.5uS
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TRAINER_TIMER->CR2 = 0;
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TRAINER_TIMER->CCMR1 = TIM_CCMR1_IC1F_0 | TIM_CCMR1_IC1F_1 | TIM_CCMR1_CC1S_0;
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TRAINER_TIMER->CCER = TIM_CCER_CC1E;
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TRAINER_TIMER->SR &= ~TIM_SR_CC1IF & ~TIM_SR_CC2IF & ~TIM_SR_UIF; // Clear flags
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TRAINER_TIMER->CCMR1 = TRAINER_IN_CCMR1;
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TRAINER_TIMER->CCER = TRAINER_IN_CCER;
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TRAINER_TIMER->SR &= ~TIM_SR_CC3IF & ~TIM_SR_CC2IF & ~TIM_SR_UIF; // Clear flags
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TRAINER_TIMER->DIER |= TIM_DIER_CC1IE;
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TRAINER_TIMER->CR1 = TIM_CR1_CEN;
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NVIC_EnableIRQ(TRAINER_TIMER_IRQn);
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NVIC_SetPriority(TRAINER_TIMER_IRQn, 7);
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#endif
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}
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void stop_trainer_capture()
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{
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#if 0
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NVIC_DisableIRQ(TRAINER_TIMER_IRQn); // Stop Interrupt
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TRAINER_TIMER->CR1 &= ~TIM_CR1_CEN; // Stop counter
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TRAINER_TIMER->DIER = 0; // Stop Interrupt
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#endif
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}
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short unsigned int* lastPulse = 0;
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void trainerSendNextFrame()
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{
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#if 0
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TRAINER_TIMER->CCR2 = GET_PPM_DELAY(TRAINER_MODULE)*2;
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TRAINER_TIMER->CCER = TIM_CCER_CC2E | (g_model.moduleData[TRAINER_MODULE].ppm.pulsePol ? 0 : TIM_CCER_CC2P);
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TRAINER_TIMER->CCR1 = *(trainerPulsesData.ppm.ptr - 1) - 4000; // 2mS in advance
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setupPulsesPPMTrainer();
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TRAINER_TIMER->CCR2 = GET_TRAINER_PPM_DELAY() * 2;
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TRAINER_TIMER->CCER = TIM_CCER_CC2E | (GET_TRAINER_PPM_POLARITY() ? 0 : TIM_CCER_CC2P);
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lastPulse = trainerPulsesData.ppm.ptr;
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TRAINER_TIMER->CCR3 = *(trainerPulsesData.ppm.ptr - 1) - 4000; // 2mS in advance
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TRAINER_OUT_DMA_STREAM->CR &= ~DMA_SxCR_EN; // Disable DMA
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TRAINER_OUT_DMA_STREAM->CR |= TRAINER_OUT_DMA_CHANNEL | DMA_SxCR_DIR_0 | DMA_SxCR_MINC | DMA_SxCR_PSIZE_0 | DMA_SxCR_MSIZE_0 | DMA_SxCR_PL_0 | DMA_SxCR_PL_1;
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TRAINER_OUT_DMA_STREAM->PAR = CONVERT_PTR_UINT(&TRAINER_TIMER->ARR);
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TRAINER_OUT_DMA_STREAM->M0AR = CONVERT_PTR_UINT(trainerPulsesData.ppm.pulses);
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TRAINER_OUT_DMA_STREAM->NDTR = trainerPulsesData.ppm.ptr - trainerPulsesData.ppm.pulses;
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TRAINER_OUT_DMA_STREAM->CR |= DMA_SxCR_EN | DMA_SxCR_TCIE; // Enable DMA
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#endif
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}
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#if 0
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extern "C" void TRAINER_OUT_DMA_IRQHandler()
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{
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if (!DMA_GetITStatus(TRAINER_OUT_DMA_STREAM, TRAINER_OUT_DMA_FLAG_TC))
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return;
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DMA_ClearITPendingBit(TRAINER_OUT_DMA_STREAM, TRAINER_OUT_DMA_FLAG_TC);
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TRAINER_TIMER->SR &= ~TIM_SR_CC1IF; // Clear flag
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TRAINER_TIMER->DIER |= TIM_DIER_CC1IE; // Enable this interrupt
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trainerPulsesData.ppm.ptr = trainerPulsesData.ppm.pulses;
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TRAINER_TIMER->DIER |= TIM_DIER_UDE;
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TRAINER_TIMER->SR &= ~TIM_SR_UIF; // Clear this flag
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TRAINER_TIMER->DIER |= TIM_DIER_UIE; // Enable this interrupt
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}
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extern "C" void TRAINER_TIMER_IRQHandler()
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{
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DEBUG_INTERRUPT(INT_TRAINER);
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uint16_t capture = 0;
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bool doCapture = false;
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// What mode? in or out?
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if ((TRAINER_TIMER->DIER & TIM_DIER_CC1IE) && (TRAINER_TIMER->SR & TIM_SR_CC1IF)) {
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// capture mode on trainer jack
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capture = TRAINER_TIMER->CCR1;
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capture = TRAINER_IN_COUNTER_REGISTER;
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if (TRAINER_CONNECTED() && currentTrainerMode == TRAINER_MODE_MASTER_TRAINER_JACK) {
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doCapture = true;
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}
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}
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if (doCapture) {
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captureTrainerPulses(capture);
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}
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}
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// PPM out compare interrupt
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if ((TRAINER_TIMER->DIER & TIM_DIER_CC1IE) && (TRAINER_TIMER->SR & TIM_SR_CC1IF)) {
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if ((TRAINER_TIMER->DIER & TIM_DIER_CC3IE) && (TRAINER_TIMER->SR & TIM_SR_CC3IF)) {
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// compare interrupt
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TRAINER_TIMER->DIER &= ~TIM_DIER_CC1IE; // stop this interrupt
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TRAINER_TIMER->SR &= ~TIM_SR_CC1IF; // Clear flag
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setupPulsesPPMTrainer();
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TRAINER_TIMER->DIER &= ~TIM_DIER_CC3IE; // stop this interrupt
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TRAINER_TIMER->SR &= ~TIM_SR_CC3IF; // Clear flag
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trainerSendNextFrame();
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}
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if ((TRAINER_TIMER->DIER & TIM_DIER_UIE) && (TRAINER_TIMER->SR & TIM_SR_UIF)) {
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TRAINER_TIMER->SR &= ~TIM_SR_UIF; // Clear flag
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TRAINER_TIMER->ARR = *trainerPulsesData.ppm.ptr++;
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if (trainerPulsesData.ppm.ptr == lastPulse) {
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TRAINER_TIMER->SR &= ~TIM_SR_CC3IF; // Clear flag
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TRAINER_TIMER->DIER |= TIM_DIER_CC3IE; // Enable this interrupt
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}
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}
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}
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#endif
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