cat:can't open '/dev/fb0':Operation not permitted

来源：学生作业帮助网 编辑：作业帮 时间：2024/04/24 10:40:16
cat:can't open '/dev/fb0':Operation not permitted

cat:can't open '/dev/fb0':Operation not permitted
cat:can't open '/dev/fb0':Operation not permitted

cat:can't open '/dev/fb0':Operation not permitted
没有权限,开下你的fb0设备有没有设读写权限
chmod 777 /dev/fb0