Raspberry pi 關閉 PPI display

fbcpid=$(ps aux|grep  [/]usr/local/bin/fbcp|awk '{print $2}');
kill $fbcpid 2>/dev/null;
case $? in 0) dtparam spi=off;dtparam spi=on;;
*) /usr/local/bin/fbcp & ;;
esac;
exit 0;