How to Trigger Voice Playback Using an Ultrasonic Sensor, Arduino, and ISD1820 Voice Recording Module
In this blog, we will walk you through how to create a simple project using an Arduino and an Ultrasonic Sensor (HC-SR04) to trigger a voice playback on an ISD1820 Voice Recording Module when a person or object comes within a specific range. The voice message is recorded manually on the ISD1820, and the Arduino … Read more