Mirror/betaflight
1
0
Fork 0
mirror of https://github.com/betaflight/betaflight.git synced 2025-07-16 21:05:35 +03:00
Code Issues Wiki Activity

Fix F4 timers + fix pwm output generation

Browse source
This commit is contained in:
Sami Korhonen 2016-07-10 11:21:32 +03:00
parent 0fb2461933
commit 085e88cfd9
4 changed files with 83 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

16
src/main/drivers/pwm_output.c
View file

@ -131,9 +131,19 @@ static void pwmWriteStandard(uint8_t index, uint16_t value)
*motors[index]->ccr = value;
}
static void pwmWriteOneShot42(uint8_t index, uint16_t value)
{
*motors[index]->ccr = lrintf((float)(value * ONESHOT42_TIMER_MHZ/24.0f));
}
static void pwmWriteOneShot125(uint8_t index, uint16_t value)
{
*motors[index]->ccr = lrintf((float)(value * ONESHOT125_TIMER_MHZ/8.0f));
}
static void pwmWriteMultiShot(uint8_t index, uint16_t value)
{
*motors[index]->ccr = lrintf(((float)(value-1000) / 0.69444f) + 360);
*motors[index]->ccr = lrintf(((float)(value-1000) * MULTISHOT_20US_MULT) + MULTISHOT_5US_PW);
}
void pwmWriteMotor(uint8_t index, uint16_t value)
@ -218,7 +228,9 @@ void pwmFastPwmMotorConfig(const timerHardware_t *timerHardware, uint8_t motorIn
motors[motorIndex] = pwmOutConfig(timerHardware, timerMhzCounter, 0xFFFF, 0);
}
motors[motorIndex]->pwmWritePtr = (fastPwmProtocolType == PWM_TYPE_MULTISHOT) ? pwmWriteMultiShot : pwmWriteStandard;
motors[motorIndex]->pwmWritePtr = (fastPwmProtocolType == PWM_TYPE_MULTISHOT) ? pwmWriteMultiShot :
((fastPwmProtocolType == PWM_TYPE_ONESHOT125) ? pwmWriteOneShot125 :
pwmWriteOneShot42);
}
#ifdef USE_SERVOS