Taste The Code on MSN

Connecting a Bare PIR Sensor to Arduino – Does It Work?

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I ...

Meross’ radar presence sensor ditches the cord and adds Matter-over-Thread support

A single battery can power the MS605 mmWave radar presence sensor for up to three years. Meross has announced a new version of its MS600 presence sensor that’s now battery-powered, so installation ...
Hackaday

The Simplest Ultrasound Sensor Module, Minus The Module

Just about every “getting started with microcontrollers” kit, Arduino or otherwise, includes an ultrasonic distance sensor ...
GitHub

seengreat/MCP23017-SG-IO-E017

This module demo codes sets the PA port (PA0～PA7) as the output and cycles the high and low levels at an interval of 1 second. The PB port (PB0～PB7) is set as the input. In addition, it is configured ...