ts.c

很有用的CYGNAL C语言程序,

#include<c8051f021.h>


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()
{
	clock();
/*	UART0EN=1;
	UART1E=1;
	SMB0EN=1;
	INT0E=1;
	INT1E=1;	
	EMIFLE=1;	*/
	XBR0=0x05;
	XBR1=0x14;
	XBR2=0x46;
	PRISEL=0;
	EMD2=0;
	P0MDOUT=0xF1;
}