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unsigned char table[10]={0x40,0x73,0x89,0x21,0x32,0x24,0x04,0x71,0x00,0x20};
void display (unsigned char display_data)
{ //兩位數(shù)碼管顯示驅(qū)動(dòng)
unsigned char y,j,digitron;
decimal_point_off; //小數(shù)點(diǎn)關(guān)
for(y=0;y<10;y++)
{ j=display_data/10; //取整，十位數(shù)
digitron=table[j];
PA0=1;
if(digitron&0x01) PC0=1; //數(shù)碼管第1筆
else PC0=0;
if(digitron&0x02) PC1=1; //數(shù)碼管第2筆
else PC1=0;
if(digitron&0x04) PC2=1; //數(shù)碼管第3筆
else PC2=0;
if(digitron&0x08) PA5=1; //數(shù)碼管第4筆
else PA5=0;
if(digitron&0x10) PC4=1; //數(shù)碼管第5筆
else PC4=0;
if(digitron&0x20) PC5=1; //數(shù)碼管第6筆
else PC5=0;
if (digitron&0x40) PA4=1; //數(shù)碼管第7筆
else PA4=0;
PA6=0;
DelayMs(5);
新手小白，搞不懂上面的那句digitron=table[j];的結(jié)果是怎么運(yùn)算出來(lái)的？
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