Mirror/betaflight
1
0
Fork 0
mirror of https://github.com/betaflight/betaflight.git synced 2025-07-17 05:15:25 +03:00
Code Issues Wiki Activity

CC3D - Support PPM input on IN_S1.

Browse source 
This required timer overflow events to be used in the calculation of PPM
channel data.

CC3D tested, other targets may be unstable as a result. Needs further
testing.
This commit is contained in:
Dominic Clifton 2014-07-22 21:29:00 +01:00
parent 440e942af4
commit a5ec1355d4
6 changed files with 69 additions and 34 deletions
Download patch file Download diff file Expand all files Collapse all files

5
src/main/drivers/serial_softserial.c
View file

@ -17,6 +17,7 @@
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>
#include "platform.h"
@ -102,7 +103,7 @@ static void serialTimerTxConfig(const timerHardware_t *timerHardwarePtr, uint8_t
uint8_t mhz = SystemCoreClock / 1000000;
timerConfigure(timerHardwarePtr, timerPeriod, mhz);
configureTimerCaptureCompareInterrupt(timerHardwarePtr, reference, onSerialTimer);
configureTimerCaptureCompareInterrupt(timerHardwarePtr, reference, onSerialTimer, NULL);
}
static void serialICConfig(TIM_TypeDef *tim, uint8_t channel, uint16_t polarity)
@ -123,7 +124,7 @@ static void serialTimerRxConfig(const timerHardware_t *timerHardwarePtr, uint8_t
{
// start bit is usually a FALLING signal
serialICConfig(timerHardwarePtr->tim, timerHardwarePtr->channel, inversion == SERIAL_INVERTED ? TIM_ICPolarity_Rising : TIM_ICPolarity_Falling);
configureTimerCaptureCompareInterrupt(timerHardwarePtr, reference, onSerialRxPinChange);
configureTimerCaptureCompareInterrupt(timerHardwarePtr, reference, onSerialRxPinChange, NULL);
}
static void serialOutputPortConfig(const timerHardware_t *timerHardwarePtr)