Hi,
I'm playing around with M3 + HD101 LCD:
Is there a way to adjust the LCD's backlight? I tried the various sysfs nodes already but to no avail. Also it would be great to be able to completely switch on and off the LCD (backlight). How to do so? I'm using the Debian OS image:
I'm playing around with M3 + HD101 LCD:
Code: Select all
root@NanoPi3:/var/lib/systemd/backlight# grep lcd /proc/cmdline
console=ttySAC0,115200n8 root=/dev/mmcblk0p2 rootfstype=ext4 rootwait init=/sbin/init systemd.show_status=false g_ether.host_addr=82:cf:ce:fa:68:18 initrd=0x49000000,0x400000 console=tty1 lcd=HD101
Is there a way to adjust the LCD's backlight? I tried the various sysfs nodes already but to no avail. Also it would be great to be able to completely switch on and off the LCD (backlight). How to do so? I'm using the Debian OS image:
Code: Select all
root@NanoPi3:/var/lib/systemd/backlight# uname -a
Linux NanoPi3 3.4.39-s5p6818 #3 SMP PREEMPT Wed Nov 16 16:32:42 HKT 2016 armv7l GNU/Linux
root@NanoPi3:/var/lib/systemd/backlight# lsb_release -c
Codename: jessie