Pin Mappings:

  • RPi Pico 21 (SPI0 RX) pin <-> GBA SO pin
  • RPi Pico 23 (GND) pin <-> GBA GND pin
  • RPi Pico 24 (SPI0 SCK) pin <-> GBA SC pin
  • RPi Pico 25 (SPI0 TX) pin <-> GBA SI pin

Before building first use the python script to convert your rom to a hpp file. Due to memory limitations of both the gba and the pico, only roms up to 256kb can be used.

Built using the pico multiboot library found in here