HC-SR04 ultrasonic sensor Archives

Wemos Mini and HC-SR04 ultrasonic sensor

9th July 2016

The HC-SR04 ultrasonic sensor uses sonar to determine distance to an object like bats or dolphins do. Ultrasonic ranging module HC-SR04 provides 2cm - 400cm...

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Tag: HC-SR04 ultrasonic sensor

Wemos Mini and HC-SR04 ultrasonic sensor