#endif
#define TIMER_DIFF(a, b, max) ((a) >= (b) ? (a) - (b) : (max) - (b) + (a))
-#define TIMER_DIFF_RAW(a, b) TIMER_DIFF(a, b, UINT8_MAX)
-#define TIMER_DIFF_MS(a, b) TIMER_DIFF(a, b, UINT16_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_32(a, b) TIMER_DIFF(a, b, UINT32_MAX)
+#define TIMER_DIFF_RAW(a, b) TIMER_DIFF_8(a, b)
#ifdef __cplusplus
extern "C" {
#endif
-extern volatile uint16_t timer_count;
+
+extern volatile uint32_t timer_count;
void timer_init(void);
void timer_clear(void);
uint16_t timer_read(void);
+uint32_t timer_read32(void);
uint16_t timer_elapsed(uint16_t last);
+uint32_t timer_elapsed32(uint32_t last);
+
#ifdef __cplusplus
}
#endif