USBKWA (USB Keyboard Web App) turns a large tablet or any device with a Web browser into a USB keyboard. Anyone having difficulties using a regular keyboard may find a touch keyboard easier to use.
Set fan speed by using a PWM signal Set fan speed via I²C bus Read the current fan RPM via I²C bus Auto adjust PWM range by testing the connected fan at startup (can be re-triggered by I²C bus) ...
If you need to drive a big screen for a project, it’s fair to say your first thought isn’t going to be to use the ATtiny85.