main.h

该程序是检测电信电话的振铃程序

#ifndef _MAIN_H
#define _MAIN_H
#ifdef root
	#define EXT
#else
	#define EXT extern
#endif
EXT	struct
{
	unsigned  timer3msFlag:1;//定时器1中断标志
	unsigned  timer1sFlag:1;
	unsigned	 timer4sFlag:1;
	unsigned	 timer6sFlag:1;
	unsigned  :4;
}timerFlags;

EXT	struct
{
	unsigned  ringFlag:1;//定时器1中断标志
	unsigned  zaijiFlag:1;
	unsigned  tickFlag:1;
	unsigned  :5;
}sysFlags;
EXT uint16 time3ms,time1s,time4s,time6s;//6s超时计数   变量
EXT	uint8  ring_status,ring_timer,ring_counter;
#define RING_C 5 //25HZ振铃方波个数
#define RING_T 3 //多少次振铃后摘机
#define ZAIJI		PORTBbits.RB1
#define SD4008_REST {PORTBbits.RB2=1;}
#define SD4008_SET   {PORTBbits.RB2=0;}
#define SD4008_PLAY1 {PORTBbits.RB3=1;}
#define SD4008_PLAY0 {PORTBbits.RB3=0;}
#define SD4008_POWER_ON {PORTBbits.RB4=1;}
#define SD4008_POWER_OFF {PORTBbits.RB4=0;}
void main(void);
void powerOnInit(void);
void zhenringJC(void);
void time_t (void);
#endif