isd1420.c

很有用的CYGNAL C语言程序,

#include<c8051f020.h>
sbit		a0=P2^0;
sbit		a3=P2^2;
sbit		a4=P2^4;
sbit	 playe=P2^6;
sbit	 playl=P1^0;
sbit		k6=P1^6;
sbit		k4=P1^4;
sbit		k5=P1^5;
unsigned char f=1,f1=1,i=1;			//adress
void yan50m(unsigned char);
void delay(long int);
void senddata(unsigned char,unsigned char);
void setoff(void);
void xbrs(void)
{
	XBR2=0x40;
	P1MDOUT=0xFF;
	P2MDOUT=0xFF;
}
void clock(void)			//clock det
{
	unsigned char e;
	WDTCN=0xde;				//CLOSE WDOG
	WDTCN=0xad;
	OSCXCN=0x76;			//ENABLE EXTERNAL CLK
	delay(10000);
    delay(10000);
	e=!OSCXCN&0x80;
	while(e); 
    OSCICN|=0x08;
}

main()
{
	clock();
	xbrs();
	setoff();
	TCON|=0x01;
	TMOD=0x11;
	yan50m(10);
	a0=1;			
	a3=0;
	a4=1;
	playl=1;
	playe=1;
    yan50m(2);
	playe=0;	
	delay(5000);
    playe=1;
	yan50m(4);
    playe=0;
	delay(5000);
	a0=0;		
	a3=0;
    a4=1;
	playl=1;
	playe=1;
    delay(5000);
	playl=0;


 	while(1);					
}