🎮 ZX Spectrum Emulator on M5Stack Cardputer Ported the legendary ESP32 Rainbow emulator to the compact Cardputer with the help of neural networks (ChatGPT and Claude). ⚙️ Technical Details: • Device: M5Stack Cardputer v1.1 • Platform: ESP32-S3 • Z80 CPU @ 3.5 MHz (emulated) • 16KB ROM + 48KB RAM • Stable 50 FPS • Interrupt Mode 1 (50 Hz) ⌨️ Controls: • Opt + P - Pixel Perfect • Opt + Z - Zoom Cycle • Opt + up/down - Pan V • Opt + left/right - Pan H • ESC - Menu • Opt + [+]/[-] - Volume • Opt + M - Mute • Opt + J - Joystick mode (Joy→QAOP+Space) • Opt + ESC - Reset • TAB - Pause/Resume • Ctrl - Screenshot (BMP) ZX Spectrum Buttons: • Fn = SYMBOL SHIFT • Aa = CAPS SHIFT • [_] = BREAK SPACE • Ok = ENTER • Other keys work as on original ZX Spectrum! GitHub Project: • Special thanks • ESP32 Rainbow (original): • ESP32 Rainbow Author: Alvaro Alea Fernandez (atomic14) • Z80 CPU core: Santiago Romero Iglesias • ZX Spectrum 48K ROM: Sinclair Research Ltd. • M5Stack for the excellent Cardputer • Emulator developer community Development: Andy + AI (ChatGPT, Claude) #ZXSpectrum #ESP32 #Cardputer #M5Stack #Emulator #RetroGaming