timerA_msp432.h

/*
 *
 *  Created on: 21.07.2021
 *      Author: aterstegge
 */
 
#ifndef _TIMER_A_MSP432_H_
#define _TIMER_A_MSP432_H_
#include "timer_interface.h"
#include "msp.h"
 
extern "C" {
void TA0_0_IRQHandler (void);
void TA1_0_IRQHandler (void);
void TA2_0_IRQHandler (void);
void TA3_0_IRQHandler (void);
}
 
class timerA_msp432 : public timer_interface {
  public:
    timerA_msp432(Timer_A_Type * timer = TIMER_A0);
    virtual ~timerA_msp432();
 
    void     setPeriod(uint32_t us, TIMER::timer_mode mode = TIMER::ONE_SHOT);
    uint32_t getPeriod();
 
    void     setCallback(function<void()> f);
 
    void     start();
    void     stop();
    bool     isRunning();
 
    void     reset();
 
    // IRQ handlers are our best friends
    friend void TA0_0_IRQHandler (void);
    friend void TA1_0_IRQHandler (void);
    friend void TA2_0_IRQHandler (void);
    friend void TA3_0_IRQHandler (void);
 
  private:
 
    static function<void()> _intHandler0;
    static function<void()> _intHandler1;
    static function<void()> _intHandler2;
    static function<void()> _intHandler3;
 
    Timer_A_Type *      _timer;
    TIMER::timer_mode   _mode;
 
    uint32_t            _period_us ; // period in us
    uint32_t            _ccr0;
    uint32_t            _divider;
};
 
#endif // _TIMER_A_MSP432_H_