Update: Connecting a LCD Panel to a Raspberry Pi

The backlight problem is fixed. My assumption was more or less right: The code for turning the backlight on/off is using POV to turn on the backlight in a smooth way. It seems that lcdproc is turning on and off the backlight during cycles. This switching is done faster than the smooth-on is finishing. At the end the backlight is flickering. I removed that part of the code from the firmware and the flicker was gone.LCD-Panel-Backlight-1Read more →