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#include<reg52.h>
#include <intrins.h>
#define uint unsigned int
#define uchar unsigned char
sbit rs=P3^5; //1602??????/???????????
sbit rw=P3^6; //1602???д??????
sbit en=P3^4; //1602??????????
sbit trig=P2^5; //????????????Trig
sbit echo=P3^2; //????????????Echo
bit flag1; //?????????λ//
uchar count; //?ж???????
long int distance; //???????t???
unsigned char code table[ ]={"0123456789"}; //??????????????????
/*------------------------------------------------
???????
------------------------------------------------*/
void delay(uint n)
{
uint x,y;
for(x=n;x>0;x--)
for(y=110;y>0;y--);
}
/*------------------------------------------------
???????
------------------------------------------------*/
void delayt(uint x)
{
uchar j;
while(x-- > 0)
{
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HC-SR04.rar
2018-10-14 12:48 上傳
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212.46 KB, 下載次數(shù): 3, 下載積分: 黑幣 -5
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