Pin Mappings:
- RPi Pico
21(SPI0 RX) pin <-> GBASOpin - RPi Pico
23(GND) pin <-> GBAGNDpin - RPi Pico
24(SPI0 SCK) pin <-> GBASCpin - RPi Pico
25(SPI0 TX) pin <-> GBASIpin
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