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https://github.com/betaflight/betaflight.git
synced 2025-07-15 20:35:33 +03:00
Update PWM driver so that all 10 PWM outputs work. Softserial also now
works as expected. PWM/PPM input untested. UART2 probably broken.
This commit is contained in:
parent
7e79a245c2
commit
133f75a17b
4 changed files with 123 additions and 10 deletions
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@ -37,7 +37,7 @@
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Outputs
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PWM1 TIM1_CH1 PA8
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PWM2 TIM1_CH4 PA11
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PWM3 TIM4_CH1 PB6? [also I2C1_SCL]
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PWM3 TIM4_CH1 PB6 [also I2C1_SCL]
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PWM4 TIM4_CH2 PB7 [also I2C1_SDA]
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PWM5 TIM4_CH3 PB8
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PWM6 TIM4_CH4 PB9
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@ -49,6 +49,7 @@
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TIM4 4 channels
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*/
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#if defined(STM32F10X_MD) || defined(NAZE)
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const timerHardware_t timerHardware[USABLE_TIMER_CHANNEL_COUNT] = {
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{ TIM2, GPIOA, Pin_0, TIM_Channel_1, TIM2_IRQn, 0, }, // PWM1
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{ TIM2, GPIOA, Pin_1, TIM_Channel_2, TIM2_IRQn, 0, }, // PWM2
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@ -67,12 +68,65 @@ const timerHardware_t timerHardware[USABLE_TIMER_CHANNEL_COUNT] = {
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};
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#define MAX_TIMERS 4 // TIM1..TIM4
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#define CC_CHANNELS_PER_TIMER 4 // TIM_Channel_1..4
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static const TIM_TypeDef *timers[MAX_TIMERS] = {
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TIM1, TIM2, TIM3, TIM4
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};
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#endif
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// Parallel PWM Inputs
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// RX1 TIM1_CH1 PA8
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// RX2 TIM16_CH1 PB8
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// RX3 TIM17_CH1 PB9
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// RX4 TIM8_CH1 PC6
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// RX5 TIM8_CH2 PC7
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// RX6 TIM8_CH3 PC8
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// RX7 TIM15_CH1 PF9
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// RX8 TIM15_CH2 PF10
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// Servo PWM1 TIM3_CH3 PB0
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// Servo PWM2 TIM3_CH4 PB1
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// Servo PWM3 TIM3_CH2 PA4
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// ESC PWM1 TIM4_CH1 PD12
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// ESC PWM2 TIM4_CH2 PD13
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// ESC PWM3 TIM4_CH3 PD14
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// ESC PWM4 TIM4_CH4 PD15
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// ESC PWM5 TIM2_CH2 PA1
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// ESC PWM6 TIM2_CH3 PA2
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#if defined(STM32F303xC) || defined(STM32F3DISCOVERY)
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const timerHardware_t timerHardware[USABLE_TIMER_CHANNEL_COUNT] = {
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{ TIM1, GPIOA, Pin_8, TIM_Channel_1, TIM1_CC_IRQn, 1, }, // PWM1
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{ TIM16, GPIOB, Pin_8, TIM_Channel_1, TIM1_UP_TIM16_IRQn, 0, }, // PWM2
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{ TIM17, GPIOB, Pin_9, TIM_Channel_1, TIM1_TRG_COM_TIM17_IRQn, 0, }, // PWM3
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{ TIM8, GPIOC, Pin_6, TIM_Channel_1, TIM8_CC_IRQn, 1, }, // PWM4
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{ TIM8, GPIOC, Pin_7, TIM_Channel_2, TIM8_CC_IRQn, 1, }, // PWM5
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{ TIM8, GPIOC, Pin_8, TIM_Channel_3, TIM8_CC_IRQn, 1, }, // PWM6
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//{ TIM15, GPIOF, Pin_9, TIM_Channel_1, TIM15_IRQn, 0, }, // PWM7 - Potential alternate, untested
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//{ TIM15, GPIOF, Pin_10, TIM_Channel_2, TIM15_IRQn, 0, }, // PWM8 - Potential alternate, untested
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{ TIM3, GPIOB, Pin_1, TIM_Channel_4, TIM3_IRQn, 0, }, // PWM7
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{ TIM3, GPIOA, Pin_4, TIM_Channel_2, TIM3_IRQn, 0, }, // PWM8
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{ TIM4, GPIOD, Pin_12, TIM_Channel_1, TIM4_IRQn, 0, }, // PWM9
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{ TIM4, GPIOD, Pin_13, TIM_Channel_2, TIM4_IRQn, 0, }, // PWM10
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{ TIM4, GPIOD, Pin_14, TIM_Channel_3, TIM4_IRQn, 0, }, // PWM11
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{ TIM4, GPIOD, Pin_15, TIM_Channel_4, TIM4_IRQn, 0, }, // PWM12
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{ TIM2, GPIOA, Pin_1, TIM_Channel_2, TIM2_IRQn, 0, }, // PWM13
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{ TIM2, GPIOA, Pin_2, TIM_Channel_3, TIM2_IRQn, 0, }, // PWM14
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};
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#define MAX_TIMERS 7
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static const TIM_TypeDef *timers[MAX_TIMERS] = {
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TIM1, TIM2, TIM3, TIM4, TIM8, TIM16, TIM17
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};
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#endif
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#define CC_CHANNELS_PER_TIMER 4 // TIM_Channel_1..4
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static const uint8_t channels[CC_CHANNELS_PER_TIMER] = {
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TIM_Channel_1, TIM_Channel_2, TIM_Channel_3, TIM_Channel_4
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};
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@ -243,3 +297,20 @@ void TIM4_IRQHandler(void)
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{
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timCCxHandler(TIM4);
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}
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#if defined(STM32F303xC) || defined(STM32F3DISCOVERY)
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void TIM8_IRQHandler(void)
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{
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timCCxHandler(TIM8);
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}
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void TIM1_UP_TIM16_IRQHandler(void)
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{
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timCCxHandler(TIM16);
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}
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void TIM1_TRG_COM_TIM17_IRQHandler(void)
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{
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timCCxHandler(TIM17);
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}
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#endif
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