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Portenta_H7_TimerInterrupt compiles in, but crash

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This commit is contained in:
travis-farmer 2023-10-21 11:55:21 -04:00
parent a84eba7ab6
commit e816ef2b03
2 changed files with 35 additions and 5 deletions
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38
DCCTimerGiga.cpp
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@ -32,7 +32,7 @@
#include "DCCTimer.h"
#include "DIAG.h"
#include "Portenta_H7_TimerInterrupt.h"
///////////////////////////////////////////////////////////////////////////////////////////////
// Experimental code for High Accuracy (HA) DCC Signal mode
// Warning - use of TIM2 and TIM3 can affect the use of analogWrite() function on certain pins,
@ -194,11 +194,41 @@ void DCCTimer::reset() {
while(true){}
}*/
INTERRUPT_CALLBACK interruptHandler=0;
#ifndef DCC_EX_TIMER
#if defined(TIM6)
#define DCC_EX_TIMER TIM6
#elif defined(TIM7)
#define DCC_EX_TIMER TIM7
#elif defined(TIM11)
#define DCC_EX_TIMER TIM11
#else
#warning This STM32F4XX variant does not have Timers 6,7 or 11!!
#endif
#endif // ifndef DCC_EX_TIMER
HardwareTimer* _hwTimer = NULL;
void DCCTimer_Handler() __attribute__((interrupt));
void DCCTimer_Handler() {
interruptHandler();
}
void DCCTimer::begin(INTERRUPT_CALLBACK callback) {
interruptHandler=callback;
noInterrupts();
// Init timer TIM15
Portenta_H7_Timer ITimer0(TIM15);
// Init timer TIM16
Portenta_H7_Timer ITimer1(TIM16);
_hwTimer->pause();
_hwTimer->setPrescaleFactor(1);
// timer.setOverflow(CLOCK_CYCLES * 2);
_hwTimer->setOverflow(DCC_SIGNAL_TIME, MICROSEC_FORMAT);
// dcctimer.attachInterrupt(Timer11_Handler);
_hwTimer->attachInterrupt(DCCTimer_Handler);
_hwTimer->setInterruptPriority(0, 0); // Set highest preemptive priority!
_hwTimer->refresh();
_hwTimer->resume();
interrupts();
}
@ -277,11 +307,11 @@ int ADCee::read(uint8_t pin, bool fromISR) {
/*
* Scan function that is called from interrupt
*/
#pragma GCC push_options
#pragma GCC optimize ("-O3")
//#pragma GCC push_options
//#pragma GCC optimize ("-O3")
void ADCee::scan() {
}
#pragma GCC pop_options
//#pragma GCC pop_options
void ADCee::begin() {
noInterrupts();

2
defines.h
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@ -157,7 +157,7 @@
//#endif
#define SDA I2C_SDA
#define SCL I2C_SCL
#define DCC_EX_TIMER
// these don't work...
//extern const uint16_t PROGMEM port_to_input_PGM[];
//extern const uint16_t PROGMEM port_to_output_PGM[];