Being able to grab 48 65 6C 6C 6F 20 57 6F 72 6C 64 2E 0D 0A from a pad of an unpopulated resistor on the #librem5 devkit's SOM using a #DreamSourceLab logic analyzer set to UART protocol just made me ☺️ .
@agx context?
Sounds like a good story to read 😉 !
Check, check, M7 talking?
@chrichri Yes (Cortex M4 though).
@chrichri it's a new pet project. Here's another puzzle piece: The LED is not driven by the imx8's A53 cores.