Old infrared remote controls can be a great way to interface with your projects. One of [AnalysIR’s] latest blog posts goes over the simplest way to create an Arduino based IR receiver, makin… ...

In this project we are introducing a simple IR receiver circuit and code that will allow you to integrate remote control function to various projects using the ATtiny85 microcontroller. Following is ...

Support for Multiple IR Receivers for Arduino IRemoteModified v3.4 ... the circuit and the code among other things. ... the output pins of several devices together". However, this may not do for some ...

Arduino PIR Motion Sensor Interfacing Circuit Diagram. Connect the PIR sensor's VCC (or +) pin to the Arduino's 5V output. Connect the GND (-) pin of the PIR sensor to any GND pin on the Arduino.