#!/bin/bash trap ctrl_c INT function ctrl_c() { echo "Ctrl + C happened" raspi-gpio set 4 dh } # Setup the GPIO4 as output for Tx raspi-gpio set 4 op && raspi-gpio set 4 dh raspi-gpio set 4 dl sleep 1 IMG=$(cd /ramfs; find ./ -type f -name *.jpg -exec readlink -f {} \;) cd ~/trxamadrmv3_7/linux/ ./drm $IMG raspi-gpio set 4 dh