#!/bin/bash set -euo pipefail SERIAL=/dev/serial/by-id/usb-xythobuz_Trackball_* echo -n Waiting for serial port to appear until [ -e $SERIAL ] do echo -n . sleep 1 done echo echo Opening picocom terminal echo "[C-a] [C-x] to exit" echo picocom -q --omap crcrlf $SERIAL