STC12C5201AD AD采样+串口发送模板

#include<reg52.h>    

sfr	ADC_CONTR = 0xBC; //ADC control register
sfr ADC_RES    = 0xBD; //ADC 8-bit result register						  
sfr P1ASF      = 0x9D; //P1 secondary function control register

/* Define ADC operation const for ADC_CONTER */
#define ADC_POWER 0x80
#define ADC_FLAG  0x10
#define ADC_START 0x08
#define ADC_SPEEDLL 0x00
#define ADC_SPEEDL 0x20
#define ADC_SPEEDH 0x40
#define ADC_SPEEDHH 0x60 

unsigned char ADC_ch = 0;
void Delay(unsigned int n);

/*Initial ADC sfr*/
void initADC()
{
	P1ASF = 0xff; //Set All P1 as analog input port
	ADC_RES = 0;  //Clear previous result
	ADC_CONTR = ADC_POWER | ADC_SPEEDLL | ADC_START | ADC_ch;
	Delay(2);     //ADC power-on delay and Start A/D conversion

	//IE = 0xa0;    //Enable ADC interrupt and Open master interrupt switch
}

  
void initSCI(void)  
{  
    SM0 = 0;      /*Step 1 :  确定串口通信方式*/    
    SM1 = 1;    
        
    TMOD = 0x20;  /*step 2: 根据串口通信方式 确定是否设置波特率*/     
    TH1  = 0xfd;    
    TL1  = 0xfd;    
        
    TR1  = 1;     /*step 3 :启动*/    
    REN  = 1;    
    
    EA = 1;       /*step 4: 是否启用中断函数*/    
    ES = 1;   
}  
  
void putChar (unsigned char chr)//发送一个字符  
{  
    SBUF = chr;  
    while(!TI); TI=0;                                                   
}  
  
void putStr(unsigned char str[], unsigned char n)  
{  
    while( n-- )  
    {  
        SBUF = str[n];  
        while(!TI); TI=0;  
    }  
}  

void Delay(unsigned int n)
{
	unsigned int x;
	while( n-- ){
		x = 5000;
		while(x--);
	}
}    


int main()    
{    
    initSCI();   
    initADC();
	    
    while(1)  
    {  
        //operation;    
    }      
    return 0;     
}  
  
/* ADC interrupt service routine */
void adc_isr() interrupt 5 using 1    
{
	ADC_CONTR &= !ADC_FLAG; // Clear ADC interrupt flag

	//SendData(ADC_ch);	  //Show Channel NO.
	//SendData(ADC_RES);  //Get ADC 8-bit result and Send to UART
	
	if(++ADC_ch > 7) ADC_ch = 0;  //switch to next channel
	ADC_CONTR = ADC_POWER | ADC_SPEEDLL | ADC_START | ADC_ch;
}

void ser() interrupt 4    
{    
    if( RI )    
    {    
        RI = 0;    
        /*Operation SBUF*/    
    }    
    else if( TI )    
    {    
        TI = 0;     
    }    
    return ;    
}