I'm developing my own arduino libraries for 3rd parties, and so (as is standard practice) I must run the Arduino IDE with the "Compiler Warnings" setting in Arduino Preferences set to "All", so that ...

I have been using the M5StickC and M5StickC-PLUS with Arduino for over a year with a lot of success. I thought I would like to try the Atom S3 as a smaller device for the same MQTT and I2C tasks, I ...