sleep 5
echo "whoami" > test.txt
whoami >> test.txt
echo "lsof start" >> test.txt
lsof /dev/ttyUSB3 >> test.txt
echo "lsof end" >> test.txt
echo -ne +++ > /dev/ttyUSB3
sleep 1
echo "first +++ sent!" >> test.txt
echo -ne +++ > /dev/ttyUSB3
sleep 1
echo "second +++ sent!" >> test.txt
echo -ne "ATH\r" > /dev/ttyUSB3
sleep 1
echo "first ATH sent!" >> test.txt
echo -ne "ATH\r" > /dev/ttyUSB3
sleep 1
echo "second ATH sent!" >> test.txt
echo -ne "\r" > /dev/ttyUSB3
echo "finished script" >> test.txt
