code for ultrasonic sensor in lpc2148

基于单片机AT89C51的lcd1602显示的电子时钟的c程序代码和proteus仿真-Ultrasonic wave has strong pointing to nature ,slowly energy consumption ,propagating distance farther ,so, in utilizing the scheme of distance finding that sensor technology and automatic control technolog

ultrasonic porject with 16f877a

ping parallax ultrasonic sensor code for arduino