timer0.h

nrf9e5 nordic公司出品的带有无线发送接收的单片机的bootloader程序。支持xmodem下载

#ifndef _TIMER0_H
#define _TIMER0_H
#include "PubFunc.h"

#define TIME0_4CLK_INTERVAL

#define SYSTEM_CLOCK					(4.0000)  //(16.0000)
#ifdef TIME0_4CLK_INTERVAL
	#define TIMER_RELOAD_VALUE(interval)	(-(WORD)((float)interval * SYSTEM_CLOCK / 4.0))
#else
	#define TIMER_RELOAD_VALUE(interval)	(-(WORD)((float)interval * SYSTEM_CLOCK / 12.0))
#endif

#define TIMER0_INTERVAL					10
#define RELOAD_TIMER0_TL0				(LOBYTE(TIMER_RELOAD_VALUE(TIMER0_INTERVAL * 1000)))
#define RELOAD_TIMER0_TH0				(HIBYTE(TIMER_RELOAD_VALUE(TIMER0_INTERVAL * 1000)))
#define RELOAD_TIMER0					\
	{\
		TL0 = LOBYTE(TIMER_RELOAD_VALUE(TIMER0_INTERVAL * 1000));\
		TH0 = HIBYTE(TIMER_RELOAD_VALUE(TIMER0_INTERVAL * 1000));\
	}
#define SECONDS(n)						((WORD)(1000.0 / (float)TIMER0_INTERVAL * n))
#define MSECONDS(n)						((WORD)((float)n / (float)TIMER0_INTERVAL))

typedef struct {
	WORD	wStart;
	WORD	wEnd;
	BYTE	bytType;	//if(wStart < wEnd) bytType = 0; else bytType = 1;
}TIMER_DATA;
#define CUSTOM_TIMER					TIMER_DATA data

struct tm_counter{
	unsigned char ten_ms;
	unsigned char second;
	unsigned char minute;
	unsigned char hour;
	unsigned char day;
	unsigned char counter_max;
};

extern void SetCustomTimer(CUSTOM_TIMER *ptmr, WORD data wElapse);
extern bit IsTimeOut(CUSTOM_TIMER *ptmr);
extern WORD data gwSystemTime;
#endif