Now it makes sense. This is a simple timer switch for AC220V lamps but with an ambient light sensor and a sound-controlled trigger mechanism. Nothing special to say about the first test. I wired a ...

ElecFreaks is selling a new color sensing module based on the TSC230 sensor. They’ve posted a demonstration using an Arduino that shows off what this sensor is capable of. The module includes… ...

A model of a utopian traffic system was designed using Arduino as the microcontroller, LDR, LM393 sound detection sensor module and HW-201 1R sensor. Sensors used: HW-201 infrared (IR) sensor, Light ...