さて今回のお話は電子工作で超音波センサーを使うのなら必ず？候補にあがるHC-SR04についてのお話。。 「安曇野電子パーツショップではHC-SR04を使いやすくする固定用治具を販売しています！」 このデバイス使いやすいし精度は悪くないしArduinoなどの ...

A custom Arduino Uno R3 shield that triggers an audible and visual alarm when an object enters a 50-centimeter threshold. This project combines embedded C++ programming, ultrasonic sensor integration, ...

This is an Arduino-based Proximity Sensor circuit wired using the popular HC-SR04 Ultrasonic ranging module,used here for non-contact object detection purpose. The HC-SR04 module includes ultrasonic ...

Makers, developers and enthusiasts building distance related projects may be interested to know that the HC-SR04 ultrasonic sonar distance sensor is now available to purchase directly from the ...

Originally he modified the Arduino library to accept the two pin approach. 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 complete HC-SR04 ultrasonic sensor driver developed entirely in AVR Assembly Language using the ATmega328P Timer Input Capture Unit for hardware-assisted pulse width measurement. This project ...