超声波测距c语言程序(共4页).doc

精选优质文档-倾情为你奉上/超声波模块显示程序#include #define uchar unsigned char #define uint unsigned int#define ulong unsigned longsbit Tx = P33; /产生脉冲引脚sbit Rx = P32; /回波引脚sbit fmq=P17;uchar code SEG710=0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90;/数码管0-9uint distance4; /测距接收缓冲区uchar ge,shi,bai,temp,flag,outcomeH,outcomeL,i; /自定义寄存器bit succeed_flag; /测量成功标志void conversion(uint temp_data) /显示数据转换程序 uchar ge_data,shi_data,ba