main.c

多用途仪的温度控制

#include <inc.h>

main()
{
	unsigned char c;
//	signed int int_pVal;
//	signed int int_sVal;
    P0 = 0xff;
	RX_DX = 0;
//    YASJ=0;
//    HEAT=0;
//    COOL=0;
	incept_flag = 0;
	TMOD=0x21;					//T1方式2 T0方式1
	TL0=0xfe;
	TH0=0xed;					//5ms定时
    TL1 	= 	0x0fd;
    TH1 	= 	0x0fd;		    //9600
	SCON=0x50;                  //串口方式1
    PCON 	= 	0;
	TR1 	=	1;
	TR0     =   1;
	ET0		=	1;
	ES		=	1;
	EA		=	1;
	
	c = 0;
	DISP_COUN = 0;
	del_coun  = 0;
	js_coun0  = 0;
	js_coun1  = 0;
	key1=0;
//	key2=0; 
	DISP_LED0 = 0xc0;
	DISP_LED1 = 0xc0;
//	DISP_LED2 = 0xff;
//	DISP_LED3 = 0xff;
    Beep(2000);

	while(js_coun0<180)
	{
		whp_getTemp();
		//dprintf("%f",pVal);
/*		if(pVal<0)  DISP_LED0 = BCD[16];
		else  DISP_LED0 = 0xff;
		int_pVal = (unsigned int)fabs(pVal*10);
		DISP_LED3 = BCD[int_pVal%10] ;
		DISP_LED2 = (BCD[int_pVal/10%10]) & 0x7F;
		DISP_LED1 = BCD[int_pVal/100%10] ;*/
        DISP_LED0 = 0xc0;
	    DISP_LED1 = 0xc0;
		delay(50000);

        whp_getSvTemp();
//		if(sVal<0)   DISP_LED0 = BCD[16];
//		else 	DISP_LED0 = 0xff;
		if(sVal<=-35)	HEAT=1;
		else	HEAT=0;
/*        int_sVal = (unsigned int)fabs(sVal*10);
		DISP_LED3 = BCD[int_sVal%10] ;
		DISP_LED2 = (BCD[int_sVal/10%10]) & 0x7F ;
		DISP_LED1 = BCD[int_sVal/100%10] ; */

		delay(50000);
	}
    Beep(2000);
	YASJ=0;                                //开压缩机
	js_coun0=0;
	DISP_LED0 = 0xc0;
	DISP_LED1 = 0xc0;
//	DISP_LED2 = 0xc0;
//	DISP_LED3 = 0xc0;
	while(1)
	{
		//delay(50000);
        YASJ=0;
        whp_getTemp();
		if(pVal <= 5)   COOL=0;             //打开半导体制冷
        else  COOL=1;
        keyloop();
        whp_getSvTemp();
        if(sVal<=-35)	HEAT=1;
		else	HEAT=0;
        keyloop();
        if(js60s_flag)
        {
            js60s_flag=0;
            Beep(3000);
            keyloop();
            Beep(3000);
            keyloop();
            Beep(3000);
            keyloop();
        }
        delay(1000);          
	}
}