squix78 on 
For a long while now I was always looking for a development board that would help me to create battery-driven IoT projects. Since I couldn’t find it we decided to design one and sell it with ThingPulse. It only consumes between 25-35uA and accepts a …
squix78 on This post shows how to use a I2S microphone with the ESP32 to show graphical representation of the recroded frequencies
squix78 on The M5 stack has some clever hardware in its portfolio. Honestly, so far I only had contact with this camera module. Here is a super quick guide to get the camera running in your Arduino IDE