标题: ARDUINO PWM库下载 [打印本页]

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作者: tyqr    时间: 2019-10-10 20:16
标题: ARDUINO PWM库下载
ARDUINO PWM库


单片机源程序如下:

1. /*
   
2. This library is built to support two of the AVR Architecture 'groups' that Arduino uses
   
3. a) ATmega48/88/168/328,
   
4. b) ATmega640/1280/1281/2560/2561
   
5. */
   
6. 
   
7. #ifndef PWM_H_
   
8. #define PWM_H_
   
9. 
   
10. #include "avr/pgmspace.h"
    
11. #include "math.h"
    
12. 
    
13. #if defined(__AVR_ATmega640__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega2561__)
    
14.         #include "utility/ATimerDefs.h"
    
15. #elif defined(__AVR_ATmega48__) || defined(__AVR_ATmega88__) || defined(__AVR_ATmega88P__) || defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328__) || defined(__AVR_ATmega328P__)
    
16.         #include "utility/BTimerDefs.h"
    
17. #endif
    
18. 
    
19. 
    
20. #if defined(__AVR_ATmega640__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega2561__)
    
21. // 16 bit timers
    
22. extern uint32_t        GetFrequency_16(const int16_t timerOffset);
    
23. extern bool                SetFrequency_16(const int16_t timerOffset, uint32_t f);
    
24. extern uint16_t GetPrescaler_16(const int16_t timerOffset);
    
25. extern void                SetPrescaler_16(const int16_t timerOffset, prescaler psc);
    
26. extern void                SetTop_16(const int16_t timerOffset, uint16_t top);
    
27. extern uint16_t GetTop_16(const int16_t timerOffset);
    
28. extern void                Initialize_16(const int16_t timerOffset);
    
29. extern float        GetResolution_16(const int16_t timerOffset);
    
30. 
    
31. // 8 bit timers
    
32. extern uint32_t        GetFrequency_8(const int16_t timerOffset);
    
33. extern bool                SetFrequency_8(const int16_t timerOffset, uint32_t f);
    
34. extern uint16_t GetPrescaler_8(const int16_t timerOffset);
    
35. extern void                SetPrescaler_8(const int16_t timerOffset, prescaler psc);
    
36. extern void                SetPrescalerAlt_8(const int16_t timerOffset, prescaler_alt psc);
    
37. extern void                SetTop_8(const int16_t timerOffset, uint8_t top);
    
38. extern uint8_t        GetTop_8(const int16_t timerOffset);
    
39. extern void                Initialize_8(const int16_t timerOffset);
    
40. extern float        GetResolution_8(const int16_t timerOffset);
    
41. 
    
42. #endif
    
43. 
    
44. #if defined(__AVR_ATmega48__) || defined(__AVR_ATmega88__) || defined(__AVR_ATmega88P__) || defined(__AVR_ATmega168__) || defined(__AVR_ATmega168P__) || defined(__AVR_ATmega328__) || defined(__AVR_ATmega328P__)
    
45. 
    
46. // 16 bit timers
    
47. extern uint32_t        GetFrequency_16();
    
48. extern bool                SetFrequency_16(uint32_t f);
    
49. extern uint16_t GetPrescaler_16();
    
50. extern void                SetPrescaler_16(prescaler psc);
    
51. extern void                SetTop_16(uint16_t top);
    
52. extern uint16_t GetTop_16();
    
53. extern void                Initialize_16();
    
54. extern float        GetResolution_16();
    
55. 
    
56. // 8 bit timers
    
57. extern uint32_t        GetFrequency_8(const int16_t timerOffset);
    
58. extern bool                SetFrequency_8(const int16_t timerOffset, uint32_t f);
    
59. extern uint16_t GetPrescaler_8(const int16_t timerOffset);
    
60. extern void                SetPrescaler_8(const int16_t timerOffset, prescaler psc);
    
61. extern void                SetPrescalerAlt_8(const int16_t timerOffset, prescaler_alt psc);
    
62. extern void                SetTop_8(const int16_t timerOffset, uint8_t top);
    
63. extern uint8_t        GetTop_8(const int16_t timerOffset);
    
64. extern void                Initialize_8(const int16_t timerOffset);
    
65. extern float        GetResolution_8(const int16_t timerOffset);
    
66. 
    
67. #endif
    
68. 
    
69. //common functions
    
70. 
    
71. extern void                InitTimers();
    
72. extern void                InitTimersSafe();                                                                                //doesn't init timers responsible for time keeping functions
    
73. extern void                pwmWrite(uint8_t pin, uint8_t val);
    
74. extern void                pwmWriteHR(uint8_t pin, uint16_t val);                                        //accepts a 16 bit value and maps it down to the timer for maximum resolution
    
75. extern bool                SetPinFrequency(int8_t pin, uint32_t frequency);
    
76. extern bool                SetPinFrequencySafe(int8_t pin, uint32_t frequency);        //does not set timers responsible for time keeping functions
    
77. 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
    
78. 
    
79. #endif /* PWM_H_ */
    

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所有资料51hei提供下载:
pwm.zip (14.53 KB, 下载次数: 98)

2019-10-10 20:16 上传

点击文件名下载附件
PWM.h
下载积分: 黑币 -5

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作者: hezhumin    时间: 2019-12-14 00:36
谢谢分享

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作者: kucy850710    时间: 2019-12-25 11:31
为楼主点赞，感谢技术大咖分析好资料!后续多多支持！！！

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