ts2.c

很有用的CYGNAL C语言程序,

#include<c8051f020.h>
void setoff(void);
void senddata(unsigned char,unsigned char);
void delay(long int);
unsigned char f=1;
unsigned int i=0;
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;
}
void xbrs(void)				//ENABLE XBR,CEX0,INT0
{
	XBR2=0x40;
	XBR1=0x04;
	XBR0=0x0E;
	P0MDOUT=0xFF;
	P1MDOUT=0xFF;
}
void pwms(void)				//enable ecf ccf0,16pwm
{
	PCA0CN=0x00;			//ENABLE CCF0 INT
	PCA0MD=0x00;			//SYSTEM CLOCK 1/12
	PCA0CPL0=0x00;
	PCA0CPH0=0x80;
	PCA0CPM0=0xC2;			//ENABLE CCF0 INT
}
void int0(void)interrupt 0
{
	i++;
		senddata(1,i%10);
		senddata(2,i%100/10);
		senddata(3,i/100);
}
/*void t0int(void)interrupt 1
{

	TR0=0;
	i++;
	TH0=0xff;
	TL0=0xec;
	senddata(1,i%10);
	senddata(2,i%100/10);
	senddata(3,i/100);
//	f=1;
//	TF0=0;
	TR0=1;
}*/
main()
{
	unsigned int i=0;
	clock();
	xbrs();
	setoff();
	pwms();
	EA=1;
/*	ET0=1;
	TMOD=0x05;
	CR=1;
	TH0=0xff;
	TL0=0xec;
	TR0=1;	
	while(1);
		*/
	EX0=1;
	CR=1;
	while(1);
}