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#include <reg52.h>
#include <intrins.h>
sbit LEDARRAY_LAT = P3^6;
sbit LEDARRAY_CLK = P3^5;
sbit LEDARRAY_DI = P3^4;
//函數(shù)或者變量聲明
extern void Delay_ms(unsigned int n);
extern void Send_Byte( unsigned char dat);
unsigned char temp = 0xfe;
unsigned char KEY_NUM = 0;
unsigned char Display_word[4][4] = {
0x00,0x48,0x2A,0x8E,0xFB,0x0E,0x2A,0x48, //親
0x0C,0x1E,0x3E,0x7C,0x7C,0x3E,0x1E,0x0C, //心
};
//****************************************************
//主函數(shù)
//****************************************************
void main()
{
unsigned int i;
unsigned char j,k;
while(1)
{
for(i = 0 ; i < 1000 ; i++)
{
temp = 0x7f;
for(j = 0 ; j < 2 ; j++) //顯示前兩個字母
{
for(k = 0 ; k < 4 ; k++) //一個字母4BYTE
{
Send_Byte(temp); //列選擇
Send_Byte(Display_word[j][k]); //行數(shù)據(jù)
LEDARRAY_LAT = 1; //鎖存數(shù)據(jù)
_nop_();
LEDARRAY_LAT = 0;
_nop_();
temp = (temp>>1)|0x80;
}
}
}
for(i = 0 ; i < 1000 ; i++)
{
temp = 0x7f;
for(j = 2 ; j < 4 ; j++) //顯示前兩個字母
{
for(k = 0 ; k < 4 ; k++) //一個字母4BYTE
{
Send_Byte(temp); //列選擇
Send_Byte(Display_word[j][k]); //行數(shù)據(jù)
LEDARRAY_LAT = 1; //鎖存數(shù)據(jù)
_nop_();
LEDARRAY_LAT = 0;
_nop_();
temp = (temp>>1)|0x80;
}
}
}
}
}
//****************************************************
//發(fā)送一個字節(jié)數(shù)據(jù)
//****************************************************
void Send_Byte( unsigned char dat)
{
unsigned char i;
LEDARRAY_CLK = 0;
_nop_();
LEDARRAY_LAT = 0;
_nop_();
for( i = 0 ; i < 8 ; i++ )
{
if( dat&0x01 )
{
LEDARRAY_DI = 1;
}
else
{
LEDARRAY_DI = 0;
}
LEDARRAY_CLK = 1; //上升沿發(fā)送數(shù)據(jù)
// _nop_();
LEDARRAY_CLK = 0;
// _nop_();
dat >>= 1;
}
}
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