Multiple lost connection with MCU using RPI5

[gaolst]

take a peak here, seems it’s very similar case

Working but absolutely unstable

From your dmesg output you suffer from two RPi hardware issues that are most likely big contributor in spoiling your fun: Undervoltage In my home I’m running 8 RPis from Gen 1 to Gen 3 for various tasks. Each and every time I had undervolt warnings it was related to either the power-supply or the cable between power-supply and RPi. You need to solve this. ttyUSB0: usb_serial_generic_read_bulk_callback - urb stopped This is an error from your Linux system pointing to a problem between RPi and…