74ls164级联测试程序及实验图
张雨生去世-假打是什么意思
 
左下角是74ls165的,本测试中不用管。
#include
#define uint unsigned int
#define uchar unsigned char 
#define ushort
unsigned short 
 
sbit shuH=P2^1; 
sbit
shuL=P2^2; 
sbit shi=P2^0; 
 
 
void
main() 
{ 
 ushort num,i; 
 num = 0xffff;
  
 for(i = 0; i < 16; i++) 
 { 
shi = 0; 
  shuH = num&0x01; 
  shi = 1;
  num>>=1; 
   
 } 
 
}