#define ADC_add XBYTE[0x7800]     
//预定义ad0809的地址
#define uchar unsigned char
//////////////////////////////////////////////////////////////函数声明
void lcd_init();
void lcd_command(unsigned char);  //lcd命令字写入
void lcd_data(unsigned char );    //lcd显示数据写入
void delay(unsigned char);        //延时
unsigned char check_key();        //扫描按键
void calc(unsigned char);         //采集数据处理转换
void time();
void timeToDisplay();

unsigned char time_index=0,adc0809_index=0,adc0809_value[8]={0},adcv[6]=
{0},sec1=0,sec2=0;
unsigned int tt=0x0000;
unsigned  char sec100,sec,min,hour,flag;

void main(void)
{
unsigned char key_value=0,p;
// 0x80----第一行，第一列显?
//0xC0   0H设定显示地址为第二行?

    lcd_init();
    lcd_data(0x54);
    lcd_data(0x69);
    lcd_data(0x6d);
    lcd_data(0x65);
    lcd_data(0x20);
    lcd_data(0x69);
    lcd_data(0x73);
lcd_data(0x20);
EA=1;
EX1=1;
TMOD=0x00;
TH0=0x63;
TL0=0x18;
ET0=1;
TR0=1;
hour =0;// 小时的初始值
min = 0;// 分钟的初始值
sec = 0;// 秒的初始值
flag=0;
sec100=0;

lcd_command(0xc0);
lcd_data(0x31);
lcd_data(0x3a);

while(1)
{
if((p=check_key())!=0)
{
key_value=p;
lcd_command(0xc0);
lcd_data(0x30+key_value);
lcd_data(0x3a);
delay(100);
while(P1!=0xff);

}
if(sec1==1)
{
calc(adc0809_value[key_value-1]);
lcd_command(0xc3);
lcd_command(0xc3);
lcd_command(0xc3);
lcd_data(0x30+adcv[0]);
lcd_data(0x30+adcv[1]);
lcd_data(0x30+adcv[2]);
lcd_data(0x30+adcv[3]);
lcd_data(0x2e);
lcd_data(0x30+adcv[4]);
lcd_data(0x30+adcv[5]);
lcd_data(0x20);
lcd_data(0x20);
lcd_data(0x6d);
lcd_data(0x76);
lcd_data(0x20);
lcd_data(0x20);
sec1=0;
}
if(sec2==1)
{  
timeToDisplay();
sec2=0;
}

}
}
unsigned char check_key()
{

unsigned char temp,k=1;

temp=P1;
while(P1!=0xff);
delay(20);

te ......

>>返回讨论的主题