Leaving the backlight on the Official Raspberry Pi touchscreen can quickly wear it out and waste power. If you have a use that requires the pi to be on all the time, but does not require the display ...

But there’s another missing knob that’s getting on my nerves lately—an interior lighting dimmer. We’ve known ... putting a brightness control in a touch screen, or in a gauge-cluster ...

A proximity sensor can turn off the screen ... such as dimming lights, adjusting a thermostat, or opening or closing curtains or shades. Unlike the Panel and Touchscreen Switch, the Dial is ...