Features

Heart

• Raspberry PI Zero 2W running RetroPI

Display

• 5" TFT 800x480 pixel display with at least 800cd/m² brightness (sunlight readable)

Controls

• PS3 Controller style controls
  • 2 analog sticks
  • 4 Digital direction buttons
  • 4 shoulder buttons
  • 4 function buttons (triangle, cross, sqare, circle)
  • Select, Start
• ESC button
• Trackball emulation unsing an IMU for games like Marble Madness
• 2 USB Connectors for 2 players matches using external controllers

Audio

• Crystal clear Stereo Sound either from internal speakers or headphone

Powersupply

• Powered by a single 3.6V LiIon battery
• Deep discharge and overcharge protection
• Battery state visualized with 2 LEDs

Constraints

• Hardware should use components that have good availability
• No custom made, special parts for the user interface

This is the point where the name "Switch reloaded" comes into play.

Especially for the controls it is difficult to find standard components. To solve the contraint good availability vs stadard components. Aftermarket parts are used that are available for all of the Nintendo portable game consoles.

Analog sticks and the speakers from Nintendo Switch

Digital direction buttons (silicone membrane) from Nintendo DS

A, B, X, Y (silicone membrane) from Nintendo DS