Ultrasonic Ranging HC-SR04

Giá: 150.000₫ Còn hàng

Ultrasonic Ranging Module  test board test HC-SR04

Ultrasonic Ranging Module  test board test HC-SR04
Operating voltage  5v-12v dc
4 khz frequency operation
trigger input signal ttl input signal level, ranging signal module back
trigger output signal than 10us pulse of ttl
an alarm signal is produced ttl output pulse rate
Digital display 3 function digital display
temperature compensation can assist with DS18B20 temperature compensation ircuit
support serial communication 232 serial communications debugging

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