tmk
10 年之前
+ 5
- 0
common/timer.h
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| #include <stdint.h> | #include <stdint.h> | ||||
| #if defined(__AVR__) | |||||
| #include "avr/timer_avr.h" | |||||
| #endif | |||||
| #define TIMER_DIFF(a, b, max) ((a) >= (b) ? (a) - (b) : (max) - (b) + (a)) | #define TIMER_DIFF(a, b, max) ((a) >= (b) ? (a) - (b) : (max) - (b) + (a)) | ||||
| #define TIMER_DIFF_8(a, b) TIMER_DIFF(a, b, UINT8_MAX) | #define TIMER_DIFF_8(a, b) TIMER_DIFF(a, b, UINT8_MAX) | ||||
| #define TIMER_DIFF_16(a, b) TIMER_DIFF(a, b, UINT16_MAX) | #define TIMER_DIFF_16(a, b) TIMER_DIFF(a, b, UINT16_MAX) |