飞凌嵌入式ElfBoard ELF 1板卡-提示程序之背光脚本测试

backlight.sh：

#! /bin/bash




echo -e "33[36m-----------BACKLIGHT--------------33[0m"

echo -e "33[1;32mPress Esc to turn off the backlight33[0m"

./continue.sh

echo 0 > /sys/class/backlight/backlight/brightness







echo -e "33[1;32mPress Esc to turn on the backlight33[0m"

./continue.sh

echo 6 > /sys/class/backlight/backlight/brightness




echo "Please enter y/n"

read -sn 1 read_check

if [ ! -n $read_check ]

then

        exit 0

elif [ "$read_check" = "y" ]

then

        echo -e "33[1;32mBACKLIGHT OK33[0m"

else

        echo -e "33[1;31mBACKLIGHT ERR33[0m"

fi

root@ELF1:~# chmod 777 backlight.sh

root@ELF1:~# ./backlight.sh