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fix: Missing first channel in PPM stream (#3598)

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This commit is contained in:
Michael
2023-05-27 14:42:40 +10:00
committed by GitHub
parent 48c4191794
commit f1773da256
2 changed files with 10 additions and 7 deletions
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radio/src/targets/common/arm/stm32/module_timer_driver.cpp
+4 -1
View File
@@ -46,7 +46,10 @@ static void module_timer_send(void* ctx, const etx_timer_config_t* cfg,
const void* pulses, uint16_t length)
{
auto timer = (const stm32_pulse_timer_t*)ctx;
if (!stm32_pulse_if_not_running_disable(timer)) return;
if (!stm32_pulse_if_not_running_disable(timer)) {
LL_DMA_DeInit(timer->DMAx, timer->DMA_Stream);
return;
}
// Set polarity
stm32_pulse_set_polarity(timer, cfg->polarity);
radio/src/targets/common/arm/stm32/stm32_pulse_driver.cpp
+6 -6
View File
@@ -298,12 +298,12 @@ void stm32_pulse_start_dma_req(const stm32_pulse_timer_t* tim,
// Enable TC IRQ
LL_DMA_EnableIT_TC(tim->DMAx, tim->DMA_Stream);
// Reset counter close to overflow
if (IS_TIM_32B_COUNTER_INSTANCE(tim->TIMx)) {
LL_TIM_SetCounter(tim->TIMx, 0xFFFFFFFF);
} else {
LL_TIM_SetCounter(tim->TIMx, 0xFFFF);
}
// Reset counter
LL_TIM_SetCounter(tim->TIMx, 0x00);
// only on PWM (preloads the first period)
if (ocmode == LL_TIM_OCMODE_PWM1)
LL_TIM_GenerateEvent_UPDATE(tim->TIMx);
LL_TIM_EnableDMAReq_UPDATE(tim->TIMx);
LL_DMA_EnableStream(tim->DMAx, tim->DMA_Stream);