Chiscart MBC5 MAX V1.22 4Mbit SRAM 32MB ROM Storage Flash Cartridge for GBxCart GBflash Burner For Gameboy GBC GBA Console

Chiscart MBC5 MAX V1.22 4Mbit SRAM 32MB ROM Storage Flash Cartridge for GBxCart GBflash Joey Jr Burner For Gameboy GBC GBA Console

INTRODUCTION

    The ChisFlash MBC5 MAX V1.22 is the flagship high-capacity flash cartridge for Game Boy and Game Boy Color systems, developed by the ChisFlash open-source community based on the NekoCart-GB project. It replaces original MBC5 mapper chips with a modern CPLD logic solution, delivering 32MB of ROM storage and 4MB of SRAM save memory in a standard GB cartridge form factor.

    Ldeal for retro gaming collectors and enthusiasts, this cartridge lets you consolidate your favorite GB/GBC library into a single card. The on-screen menu allows instant game switching without re-flashing, and each game gets its own isolated save partition so your progress is never lost or overwritten.

Opensource Link:

https://github.com/moribaka/ChisFlash-MBC5

ChisFLash Buener web software

https://tautcony.xyz/beggar_socket/#/

When using FlashGBX, install the configuration file by following the tutorial in the link. Otherwise, the cartridge may fail to read properly.

https://www.chiscart.com/blog/flashgbxconfiguration

Game Compatibility

1. Fully supports all MBC5 architecture GB/GBC games.

2. Backward compatible with most MBC1, MBC2, MBC3 format ROMs.

3. Works with official game ROMs, fan translations, ROM hacks and homebrew titles.

Note: Standard version does NOT include hardware RTC. Games will boot and play normally, but the in-game clock will not advance when the system is powered off.

Features

1. 32MB Large Capacity | 16 Games in 1 – 256Mbit NOR Flash stores up to 16 classic GB/GBC games on one cartridge with a built-in selection menu.

2. 4Mbit SRAM with 16 Independent Save Sectors – Dedicated save space for each game, no overwriting, with MOSFET power switching to reduce save loss risk.

3. CPLD Hardware MBC5 Emulation – EPM240 CPLD chip emulates original MBC5 mapper logic for near-original compatibility and stability.

4. Wide Console Compatibility – Works with GB DMG, GBC, GBA, GBA SP, FPGBC and all devices with GB cartridge slot.

5. Flexible Flashing Methods – Supports Chisfalsh Burner/GBFlash/jr/GBxCart RW (PC) ; fully open-source under GPL-3.0 license.

FAQ

Q1: Will save data be lost when the battery dies?

A1: Yes, SRAM saves are battery-backed. The included CR2032 battery lasts approximately 2–3 years under normal use. Please replace the battery promptly when depleted.

Q2: How many games can I put on one cartridge?

A2: Up to 16 games total. The first slot supports up to 1MB ROMs, slots 2 through 16 support up to 2MB each – covering nearly all classic GB/GBC titles.

Q3: Does it support ROM hacks and fan translations?

A3: Yes, all standard MBC5-format patched and translated ROMs work normally.