but the Arduino sketch is called “esp32p4_arduino_mipi-dsi_lvgl.ino”, indicating the display is working and the LVGL library is used for the user interface. It turns out there’s a separate “esp32” ...

4 and 19 pins are used to adjust the display contrast through a resistor. I use a 1 Mega Ohm variable resistor. Acceptable contrast ~270kOm.

This library allows an Arduino board to control LiquidCrystal displays (LCDs) based on the Hitachi HD44780 (or a compatible) chipset, which is found on most text-based LCDs. This library is free ...

Refer to the router's instruction manual for more information. Check the location of your TV and router: Make sure there are no floors or walls between your TV and wireless router. Also check their ...

Read the instructions carefully. Don't turn the TV OFF or disconnect it from the AC power outlet while it's updating. Don't press any buttons, except the ones mentioned in the instructions. Stop any ...