Description
DPI Topper 3
An add-on board for the Raspberry Pi (Zero/2W/3/4/5) that adds display output, brightness control, touchscreen input, analog inputs, configurable GPIO (inputs/outputs), and audio. Suitable for gaming devices, control panels, information displays, IoT dashboards, and custom HMI applications.
The design files are open source: https://github.com/othermod/DPI-Topper-3
Complete documentation is available in the wiki: https://github.com/othermod/DPI-Topper-3/wiki
Key Features
▸ Compatible with standard 40-pin LCD displays up to 800×480
▸ 24-bit or 21-bit color display with brightness control
▸ I2C capacitive touch panel support
▸ Up to 5 available GPIOs (depending on display mode enabled)
▸ 16 digital inputs/outputs and 4 analog inputs (Gamepad variant only)
▸ Mono audio output (Gamepad variant only, 21-bit mode)
Note
The previous version (DPI-Topper-888) can still be found at: https://github.com/othermod/DPI-Topper-888
