xunzhiisd1420.c

来自「很有用的CYGNAL C语言程序,」· C语言 代码 · 共 67 行

//##############################################################################//
#include<c8051f020.h>
/*sbit		a0=P2^0;*/
/*sbit		a1=P2^1;*/
/*sbit		a2=P2^2;*/
/*sbit	    a3=P2^3;*/
/*sbit		a4=P2^4;*/
/*sbit		a5=P2^5;*/
/*sbit		a6=P2^6;*/
/*sbit	    a7=P2^7;*/
sbit	 playl=P1^0;

unsigned char f=1,f1=1,i=0;			//adress
void yan50m(unsigned char);
void delay(long int);
//void setoff();
void senddata(unsigned char,unsigned char);
//*****************************************************************************//
void xbrs(void)
{
	XBR2=0x40;
	P1MDOUT=0xFF;
	P2MDOUT=0xFF;
}
//*****************************************************************************//
void clock(void)			//clock det
{
	unsigned char e;
	WDTCN=0xde;				//CLOSE WDOG
	WDTCN=0xad;
	OSCXCN=0x67;			//ENABLE EXTERNAL CLK
	delay(10000);
    delay(10000);
	e=!OSCXCN&0x80;
	while(e); 
    OSCICN|=0x08;
}

/*****************************************************************************/
main()
{
	unsigned char i1=2,i2=7,i3=6,j=0;
	clock();
	xbrs();

//	setoff();
	playl=1;
	yan50m(20);
	P2=0x00;
	yan50m(1);
	playl=0;
	while(1);
/*	while(i<10)
	{
	P2=32;
	delay(5000);
	playl=0;
	yan50m(20);
	playl=1;
	P2=80;
	delay(5000);
	playl=0;
	yan50m(20);
	playl=1;
	i++;
	}*/
}