input_capture_arch.h

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#pragma once
 
#include "ch.h"
#include "hal.h"
 
 
#ifdef __cplusplus
extern "C" {
#endif
 
  enum  TimICMode {TIMIC_INPUT_CAPTURE, TIMIC_PWM_IN} ;
  enum  TimICActive {CH1_RISING_EDGE=1<<0, CH1_FALLING_EDGE=1<<1,  CH1_BOTH_EDGES=1<<2,
     CH2_RISING_EDGE=1<<3, CH2_FALLING_EDGE=1<<4,  CH2_BOTH_EDGES=1<<5,
     CH3_RISING_EDGE=1<<6, CH3_FALLING_EDGE=1<<7,  CH3_BOTH_EDGES=1<<8,
     CH4_RISING_EDGE=1<<9, CH4_FALLING_EDGE=1<<10, CH4_BOTH_EDGES=1<<11
  } ;
  enum TimICState {TIMIC_STOP, TIMIC_READY, TIMIC_ACTIVE};
  typedef struct TimICDriver TimICDriver;
  typedef void (*TimICCallbackCapture_t)(const TimICDriver *timicp, uint32_t channel, uint32_t capture);
  typedef void (*TimICCallbackOverflow_t)(const TimICDriver *timicp);
 
  typedef struct {
    stm32_tim_t *timer;
    TimICCallbackCapture_t capture_cb;
    TimICCallbackOverflow_t overflow_cb;
    enum TimICMode  mode;
    uint32_t active;
    uint32_t dier;
    uint32_t dcr;
    uint32_t prescaler:17;
    uint32_t arr;
  } TimICConfig;
 
 
  struct TimICDriver {
    const TimICConfig *config;
    uint32_t channel;
    uint32_t dier;
    mutex_t mut;
    enum TimICState state;
  };
 
 
  void timIcObjectInit(TimICDriver *timicp);
 
  void timIcStart(TimICDriver *timicp, const TimICConfig *configp);
 
  void timIcStartCapture(TimICDriver *timicp);
 
  void timIcStopCapture(TimICDriver *timicp);
 
   void timIcStop(TimICDriver *timicp);
 
   void timIcRccEnable(const TimICDriver * const timicp);
   void timIcRccDisable(const TimICDriver * const timicp);
 
 
 
#ifdef __cplusplus
}
#endif