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Add DSHOT300

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Bool check for dshot protocol

Add dshot300 to init

ident
This commit is contained in:
borisbstyle 2016-10-25 01:09:06 +02:00
parent 726a8d29e2
commit f79896b1bd
10 changed files with 59 additions and 10 deletions
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15
src/main/drivers/pwm_output_stm32f4xx.c
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@ -34,6 +34,7 @@
#define MAX_DMA_TIMERS 8
#define MOTOR_DSHOT600_MHZ 12
#define MOTOR_DSHOT300_MHZ 6
#define MOTOR_DSHOT150_MHZ 3
#define MOTOR_BIT_0 7
@ -123,7 +124,19 @@ void pwmDigitalMotorHardwareConfig(const timerHardware_t *timerHardware, uint8_t
RCC_ClockCmd(timerRCC(timer), ENABLE);
TIM_Cmd(timer, DISABLE);
uint32_t hz = (pwmProtocolType == PWM_TYPE_DSHOT600 ? MOTOR_DSHOT600_MHZ : MOTOR_DSHOT150_MHZ) * 1000000;
uint32_t hz;
switch (pwmProtocolType) {
case(PWM_TYPE_DSHOT600):
hz = MOTOR_DSHOT600_MHZ * 1000000;
break;
case(PWM_TYPE_DSHOT300):
hz = MOTOR_DSHOT300_MHZ * 1000000;
break;
default:
case(PWM_TYPE_DSHOT150):
hz = MOTOR_DSHOT150_MHZ * 1000000;
}
TIM_TimeBaseStructure.TIM_Prescaler = (SystemCoreClock / timerClockDivisor(timer) / hz) - 1;
TIM_TimeBaseStructure.TIM_Period = MOTOR_BITLENGTH;
TIM_TimeBaseStructure.TIM_ClockDivision = TIM_CKD_DIV1;