Here is the simplified wiring diagram of the GP2Y1010AU0F sensor. This will help someone who is planning to build a quick breakout board for the GP2Y1010AU0 dust sensor. Be aware that the onboard ...

With just a Wemos D1 Mini, a standard PIR sensor, and some open source code ... but [Eric] has still gone ahead and provided a wiring diagram so there’s no confusion for young players.

and is a typical one for a sensor interface where a DC voltage needs to be brought into range of a microcontroller. If you’re not used to op-amp circuits then take a look, this type of analogue ...