// Typedef for Timer callback function typedef void (*TIMER_CALLBACK_FUNC) (void);#define TIMER0_NUM_CALLBACKS        4#define TIMER0_NUM_COUNTDOWNTIMERS  4void Timer0_Init(void);BOOL Timer0_RegisterCallbackFunction(TIMER_CALLBACK_FUNC pFunc);BOOL Timer0_RemoveCallbackFunction(TIMER_CALLBACK_FUNC pFunc);//mt // char Timer0_AllocateCountdownTimer();char Timer0_AllocateCountdownTimer(void);char Timer0_GetCountdownTimer(char timer);void Timer0_SetCountdownTimer(char timer, char value);void Timer0_ReleaseCountdownTimer(char timer);