AVR驱动超声波，测量人体身高，可进行自动身高测量-AVR-driven ultrasonic measurement of body height, height measurements can be carried out automatically

AVR单片机的650KHz发送频率的，超声波换能器代码。650KHz的超声波换能器可以实现超声波在水里超波并反射回换能器探头的作用。-AVR microcontroller 650KHz transmission frequency, ultrasonic transducers code. 650KHz ultrasonic transducer may be implemented over the ultrasonic wave in the water and reflected bac

SRF01超声波模块AVR平台测试程序，带LED-SRF01 ultrasonic module AVR platform testing program, with LED

AVR SRF05 ULTRASONIC SENSOR