The ultrasonic distance sensor (HC-SR04) is a widely used electronic component for non-contact distance measurement. It operates on the principle of echo-ranging, where it emits an ultrasonic pulse ...

The ultrasonic distance sensor (HC-SR04) is a widely used electronic component for non-contact distance measurement. It operates on the principle of echo-ranging, where it emits an ultrasonic pulse ...

But with his long term goal in mind, he also modified the HC-SR04 sensor by removing the on-board pull-up resistor and adding a new one on the connector side to combine the signals. That gave him an ...

The HC-SR04 ultrasonic range sensor is a pretty cool pre-wired module that you actually enjoy using when you start playing with electronics, microcontrollers, and robotics. As you might have noticed, ...

以前Raspberry Piに接続したLCDディスプレイに文字列を表示する記事を書きまして、機能をまとめたシンプルなクラスを作りました： こうなるとLCDに何か実用的な物を表示をしたくなります。そこで工具箱を散策して出てきたのが下の「距離センサー ...

This post is a review of the popular waterproof ultrasonic sensor JSN-SR04T. I hope this will serve as a backdrop for some interesting ultrasonic distance sensor experiments and projects. A number of ...

購入した製品の使い方および感想用記事です。 今回は「超音波距離センサー HC-SR04（300円/個(税込)）」をレビューしました ...