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78 lines
2.1 KiB
78 lines
2.1 KiB
/**
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**************************************************************************************************
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* @file timer.h
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* @author Kerem Yollu & Edwin Koch
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* @date 19.12.2021
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* @version 1.0
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**************************************************************************************************
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* @brief This is the genral interface for timers.
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*
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* **Detailed Description :**
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* This the timer interface and belongs to the interface layer
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*
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* @todo
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* - 19.12.2021 : Should we check for a 32 to 16 bit overflow situation.
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**************************************************************************************************
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*/
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#ifndef _TIMER_H_
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#define _TIMER_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "hardwareDescription.h"
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typedef enum {
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functionNotSupported,
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prescalerOutOfRange
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} timerError_t;
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typedef enum {
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upCounting,
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downCounting
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} timerCountDirection_t;
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typedef enum {
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counter,
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inputCapture,
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outputCompare,
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pwm,
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onePulse
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} timerMode_t;
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void timerReset(timerNo_t timer);
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void timerActivateBus(timerNo_t timer);
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void timerEnable(timerNo_t timer);
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void timerDisable(timerNo_t timer);
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void timerSetMode(timerNo_t timer, timerMode_t mode);
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void timerSetCountDirection(timerNo_t timer, timerCountDirection_t direction);
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void timerSetPrescaler(timerNo_t timer, uint32_t prescaler);
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void timerSetPostscaler(timerNo_t timer, uint32_t postscaler);
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void timerSetAutoReload(timerNo_t timer, uint32_t reload);
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uint8_t timerGetUpdateInterrupt(timerNo_t timer);
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void timerClearUpdateInterrupt(timerNo_t timer);
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void timerClearCounter(timerNo_t timer);
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/* Second stage configuration */
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void timerInit(timerNo_t timer, uint32_t prescaler, uint32_t period, timerCountDirection_t direction, timerMode_t mode);
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void timerSetHz(timerNo_t timer, uint16_t hz);
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void timerSetMs(timerNo_t timer, uint16_t ms);
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void timerSetNs(timerNo_t timer, uint16_t ns);
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void timerSetPs(timerNo_t timer, uint16_t ps);
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void timerSart(timerNo_t timer);
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void timerHalt(timerNo_t timer);
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void timerStop(timerNo_t timer);
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uint32_t timerGetCount(timerNo_t timer);
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void timerThrowError(timerError_t error);
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#ifdef __cplusplus
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}
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#endif
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#endif // _TIMER_H_
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