ARDUINO PWM庫下載

ID:621916 · 發表于 2019-10-10 20:16

ARDUINO PWM庫

單片機源程序如下:

/*
This library is built to support two of the AVR Architecture 'groups' that Arduino uses
a) ATmega48/88/168/328,
b) ATmega640/1280/1281/2560/2561
*/
#ifndef PWM_H_
#define PWM_H_
#include "avr/pgmspace.h"
#include "math.h"
#if defined(__AVR_ATmega640__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega2561__)
#include "utility/ATimerDefs.h"
#elif defined(__AVR_ATmega48__) || defined(__AVR_ATmega88__) || defined(__AVR_ATmega88P__) || defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328__) || defined(__AVR_ATmega328P__)
#include "utility/BTimerDefs.h"
#endif
#if defined(__AVR_ATmega640__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega2561__)
// 16 bit timers
extern uint32_t GetFrequency_16(const int16_t timerOffset);
extern bool SetFrequency_16(const int16_t timerOffset, uint32_t f);
extern uint16_t GetPrescaler_16(const int16_t timerOffset);
extern void SetPrescaler_16(const int16_t timerOffset, prescaler psc);
extern void SetTop_16(const int16_t timerOffset, uint16_t top);
extern uint16_t GetTop_16(const int16_t timerOffset);
extern void Initialize_16(const int16_t timerOffset);
extern float GetResolution_16(const int16_t timerOffset);
// 8 bit timers
extern uint32_t GetFrequency_8(const int16_t timerOffset);
extern bool SetFrequency_8(const int16_t timerOffset, uint32_t f);
extern uint16_t GetPrescaler_8(const int16_t timerOffset);
extern void SetPrescaler_8(const int16_t timerOffset, prescaler psc);
extern void SetPrescalerAlt_8(const int16_t timerOffset, prescaler_alt psc);
extern void SetTop_8(const int16_t timerOffset, uint8_t top);
extern uint8_t GetTop_8(const int16_t timerOffset);
extern void Initialize_8(const int16_t timerOffset);
extern float GetResolution_8(const int16_t timerOffset);
#endif
#if defined(__AVR_ATmega48__) || defined(__AVR_ATmega88__) || defined(__AVR_ATmega88P__) || defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328__) || defined(__AVR_ATmega328P__)
// 16 bit timers
extern uint32_t GetFrequency_16();
extern bool SetFrequency_16(uint32_t f);
extern uint16_t GetPrescaler_16();
extern void SetPrescaler_16(prescaler psc);
extern void SetTop_16(uint16_t top);
extern uint16_t GetTop_16();
extern void Initialize_16();
extern float GetResolution_16();
// 8 bit timers
extern uint32_t GetFrequency_8(const int16_t timerOffset);
extern bool SetFrequency_8(const int16_t timerOffset, uint32_t f);
extern uint16_t GetPrescaler_8(const int16_t timerOffset);
extern void SetPrescaler_8(const int16_t timerOffset, prescaler psc);
extern void SetPrescalerAlt_8(const int16_t timerOffset, prescaler_alt psc);
extern void SetTop_8(const int16_t timerOffset, uint8_t top);
extern uint8_t GetTop_8(const int16_t timerOffset);
extern void Initialize_8(const int16_t timerOffset);
extern float GetResolution_8(const int16_t timerOffset);
#endif
//common functions
extern void InitTimers();
extern void InitTimersSafe(); //doesn't init timers responsible for time keeping functions
extern void pwmWrite(uint8_t pin, uint8_t val);
extern void pwmWriteHR(uint8_t pin, uint16_t val); //accepts a 16 bit value and maps it down to the timer for maximum resolution
extern bool SetPinFrequency(int8_t pin, uint32_t frequency);
extern bool SetPinFrequencySafe(int8_t pin, uint32_t frequency); //does not set timers responsible for time keeping functions
extern float GetPinResolution(uint8_t pin); //gets the PWM resolution of a pin in base 2, 0 is returned if the pin is not connected to a timer
#endif /* PWM_H_ */

復制代碼

所有資料51hei提供下載:

pwm.zip (14.53 KB, 下載次數: 98)

ID:614623 · 發表于 2019-12-14 00:36

謝謝分享

ID:272235 · 發表于 2019-12-25 11:31

為樓主點贊，感謝技術大咖分析好資料!后續多多支持！！！

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ARDUINO PWM庫下載

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