Delivery driver walks down the driveway, I need fast and reliable indication of the event, e.g. Light flash, (I wear headphones ...

ESP8266 WITH IR-SENSOR PROGRAM Basic. Certainly! Below is a simple example of an ESP8266 program using an IR sensor. This example ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box.

In this article, we implement a rain and ice sensor by analyzing the reflection of an infrared (IR) light source. This project ...

[ladyada] has a freshly-published and amazingly thorough tutorial on passive infrared (PIR) motion sensors. Most often seen in ...

Proximity detection adds many smart features to the devices we use.For example, when making a call with a phone held to your ear ...

Some readers may recall building a line-following robot during their school days. Involving some IR LEDs, perhaps a bit of LEGO ...