#define SEG P0
#define LEDCS P1
sbit LEDCS0 = P1^0;
sbit LEDCS1 = P1^1;
sbit LEDCS2 = P1^2;
sbit LEDCS3 = P1^3;
code unsigned char LEDCode[] = {
0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x98,//0~9
0X88,0x83,0XC6,0xa1,0X86,0X8E,0XC2,0X89,0XcF,0XF1, //10~19 A,B,C,D,E,F,G,,H,I,J
0XC7,0xbf};
unsigned char Buffer[] = {0,1,2,3};
unsigned char LEDDotFla[] = {0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80};
unsigned char LEDIndex;
unsigned char LEDDot = 0x03;
unsigned char LEDFal = 0x03;
bit InFal = 1;
void Display()
{
LEDCS0 = LEDCS1 = LEDCS2 = LEDCS3 = 1;
if(((LEDFal&LEDDotFla[LEDIndex])==0)|InFal)
{
if((LEDDot&LEDDotFla[LEDIndex])==0)
SEG = LEDCode[Buffer[LEDIndex]];
else
SEG = LEDCode[Buffer[LEDIndex]]&0x7f;
}
else
SEG = 0XFF;
switch(LEDIndex)
{
case 0:LEDCS0 = 0;break;
case 1:LEDCS1 = 0;break;
case 2:LEDCS2 = 0;break;
case 3:LEDCS3 = 0;break;
}
++LEDIndex;
if(LEDIndex>=4)
LEDIndex = 0;
}
void Slip(unsigned int Ds)
{
Buffer[0] = Ds/1000;
Buffer[1] = Ds%1000/100;
Buffer[2] = Ds%100/10;
Buffer[3] = Ds%10;
}
