This format is used primarily by DuckStation, the current gold standard for PS1 emulation. While it also represents a 128 KB memory card, some emulators format or index the internal headers slightly differently.
: The user opens the new emulator, points it toward the renamed .mcd file, and loads their game to see their original save data intact. Popular Tools & Scripts
Have you used an MCR to MCD converter in a recent migration? Share your experience with the community below. mcr to mcd converter
# Read Locations locations = [] for i in range(0, 1024, 4): offset_bytes = mcr_data[i:i+3] sector_count = mcr_data[i+3] offset = int.from_bytes(offset_bytes, byteorder='big', signed=False) if offset != 0: locations.append((offset, sector_count))
If you load your converted .MCD file and the emulator prompts you to format the card, . This means the header data was corrupted during a forced rename. Keep the original backup and use Method 3 (MemCardRex) to perform a clean export instead. Save File is Missing In-Game This format is used primarily by DuckStation, the
What (Windows, Mac, Android, etc.) are you currently using?
While the conversion calculation is straightforward, using an MCR to MCD converter can save time and reduce errors. An MCR to MCD converter is a tool that automates the conversion process, allowing you to quickly and easily convert MCR values to MCD. Popular Tools & Scripts Have you used an
For advanced users who want to edit individual save slots, view save icons, or convert between dozens of different retro formats (like PSP .VMP or DexDrive .GME ), is the best free tool available. Step-by-Step Instructions Download and launch MemCardRex . Click File > Open and select your .MCR file.
If you own a real PS1 memory card and a backup device like a DexDrive or MemCARDuino, you may need to convert the dumped image to a format that your current emulator can read. MemcardRex can handle both sides of this process.
Practical use cases