On another attempt, I juuuuuust managed to fit DS18B20 monitoring and a basic BLE advertising wrapper into a micro:bit, but it came down to trimming out individual characters out! It really is tight.
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
On another attempt, I juuuuuust managed to fit DS18B20 monitoring and a basic BLE advertising wrapper into a micro:bit, but it came down to trimming out individual characters out! It really is tight.