You are reading a single comment by @DrAzzy and its replies.
Click here to read the full conversation.
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.
@DrAzzy
I'm pretty sure the ESP-12 has at least one LED. I think two - one for power, and one for activity. Check continuity from each pin to the corresponding 0.05" pin/pad/w.e. on the Pico.