Pokémon Emerald running natively on a $6 microcontroller — full game, 60 fps, HDMI out, real buttons, saves that survive a power cycle. No emulator: the pret decompilation is recompiled from ARMv4T to Cortex-M33 and the Game Boy Advance's video hardware is reimplemented in software on the second core. Target board is a WeAct Studio Core2350B (RP2350B, 16 MB QSPI flash). The whole game — code, graphics, maps, music — is an 11.7 MB image executed in place from flash. RP2350B @ 252 MHz ┌───────────...