51单片机之键盘扫描方式程序讲解
#include
#include
unsigned char scan_key();
void proc_key(unsigned char key_v);
void delayms(unsigned char ms);
sbit
K1 = P1^4;
sbit
K2 = P1^5;
main()
{
}
unsigned char scan_key()
{
}
void proc_key(unsigned char key_v)
{
}
void delayms(unsigned char ms)
// 延时子程序
{
}
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