4.void display(unsigned int n)
最为关键的显示函数
- void display(unsigned int n)
- {
- static unsigned int thousand_bit, hundred_bit, ten_bit, single_bit;
-
- thousand_bit = n / 1000;
- hundred_bit = (n % 1000) / 100;
- ten_bit = n % 1000 % 100 / 10;
- single_bit = n % 10;
-
- HC595_Send_Data(num[thousand_bit], 3);
- HC595_Send_Data(num[hundred_bit], 2);
- HC595_Send_Data(num[ten_bit], 1);
- HC595_Send_Data(num[single_bit], 0);
- }
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