In this case, the infrared receiver picks up the modulated infrared light signal and outputs a logic-low signal (TP3) when a burst of infrared is received. The R-C components R2-C1 is vitally ...

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… ...