include
#include
#define uint unsigned int
#define uchar unsigned char
sbit LED1 = P1^0;
sbit DU = P2^6;
sbit WE = P2^7;
sbit key_s2 = P3^0;
sbit key_s3 = P3^1;
sbit key_s4 = P3^2;
sbit key_s5 = P3^3;
uchar num1;
uchar num2;
uchar code tabel[]= {0x3F, 0x06, 0x5B, 0x4F, 0x66, 0x6D, 0x7D, 0x07, 0x7F, 0x6F,};
void delay(uint z)
{
uint x,y;
for(x = z; x > 0; x--)
for(y = 114; y > 0 ; y--);
}
void main()
{
P0 = 0XFF;
WE = 1;
P0 = 0XFE; //1111 1110
WE = 0;
DU = 1;
P0 = tabel[num1];
DU = 0;
delay(5);
P0 = 0XFF;
WE = 1;
P0 = 0XFD;
WE = 0;
DU = 1;
P0 = tabel[num2];
DU = 0;
delay(5);
while(1)
{
if(key_s2 == 0)
{
delay(20);
if(key_s2 == 0)
{
LED1 = 0;
delay(200);
LED1 = 1;
for(num2=0;num2<2;num2++)
{
if(num1 != 9)//0-9
num1++;
if(num1 == 9)
{
num1 = 0;
}
while(!key_s2);
}
}
}
}