The GameShark for the PlayStation 1 remains an iconic "game enhancer" that defined an era of gaming by offering unprecedented control over software
. Whether used as a physical cartridge or a ROM/disc for modern emulators, its core value lies in its ability to bypass developer-imposed limitations. Overview: The Ultimate Tinkerer's Tool
The GameShark functions by temporarily altering hexadecimal values in a game’s memory. For enthusiasts today, the "ROM" version—often integrated into emulators like DuckStation
—retains all the original features while removing the physical bulk of the old hardware. Key Features & Performance Massive Cheat Library
: Provides instant access to "infinite health," "all items," and "skip level" codes for nearly every PS1 title. Custom Code Creation
: Advanced users can use the search function to find and create their own codes, a feature highly praised for its depth. Media Support
: Later versions like the GameShark Pro added features such as a "V-Mem" memory card manager and a built-in CD player that loaded music much faster than standard PS1 interfaces. Bypassing Restrictions
: Historically used to boot import games and backup discs, making it a staple for collectors and modders. Pros and Cons
The GameShark remains the most iconic "game enhancer" for the PlayStation 1, famous for its ability to grant infinite lives, unlock secret characters, and bypass regional lockouts. While originally a physical device, the "GameShark ROM" now primarily refers to the software used in emulators or flashed onto modern cheat cartridges. Performance & Ease of Use
The GameShark's primary draw is its sheer level of control. Most versions come preloaded with thousands of codes for popular titles like Resident Evil and Crash Bandicoot.
User Interface: Reviewers from Nerd Bacon note that while the menus are basic, they provide an incredible degree of control over the console's finest games.
Convenience: Unlike earlier devices, the GameShark saves codes to its internal flash memory, so you don't have to re-enter them every time you play.
Versatility: It isn't just for cheating; it is a popular tool for booting imports and backup copies, effectively serving as an "external modchip" for older PS1 models with a parallel port. Compatibility & Variants
The "standard" experience depends heavily on your PS1 hardware:
Parallel Port Cartridges: These plug into the back of SCPH-1000 to SCPH-750x models. These are the most sought-after by enthusiasts as they can be "reflashed" with modern homebrew like Unirom to play burned games.
CD-Based Versions (CDX): Released for later "Slim" PSone models that lacked the parallel port. These rely on a disc and a memory card dongle.
Homebrew Alternatives: Modern users often prefer software like FreePSXBoot, which can turn a standard memory card into a GameShark-like device via softmod. Potential Drawbacks
Save Corruption: Some users report that activating too many codes simultaneously can ruin game saves or cause the console to crash.
Physical Sensitivity: Original hardware can be fragile; mangled pins on the cartridge port were a common issue for users who weren't careful.
Age Gaps: Preloaded lists often lack games released after 2000, requiring users to manually input newer codes found online. GameShark 4.0 (for the PlayStation) - Nerd Bacon Reviews
Whether you are looking to revisit classics like Resident Evil with infinite ammo or trying to get your physical hardware back in working order, understanding how these "ROMS" interact with your system is key. 1. What is a GameShark PS1 ROM?
Historically, the GameShark was a physical device—either a cartridge that plugged into the PS1’s Parallel I/O port (on older SCPH-100x to 750x models) or a specialized CD for newer models.
Disc Images (ISOs): These are digital copies of GameShark software. They are used in emulators or burned to CDs to boot the "Cheat Menu" before swapping in a game disc.
Cartridge Firmware (.ROM): Users of the original parallel port cartridges often seek "ROM" files to reflash their devices with modern firmware like Unirom or Caetla, which offer better compatibility and the ability to play backup discs. 2. How GameShark "Cheating" Works
GameShark devices don't actually change the game code on the disc. Instead, they act as a bridge between the console and the game.
Memory Manipulation: The device intercepts the console's requests to the game ROM and replaces specific instructions with your chosen cheats (e.g., changing a "health" value from 10 to 99 in the RAM).
The Swap Trick: For disc-based GameSharks, you boot the GameShark ISO first, select your cheats, and then "swap" the disc for the actual game. The codes remain active in the console's memory while the game loads. 3. Using GameShark with Modern Emulators
If you are playing on an emulator like PCSX2, RetroArch, or PCSX-ReArmed, you rarely need to "boot" a GameShark ROM disc. Most emulators have GameShark support built directly into their menus.
In the context of the PlayStation 1, wasn't a ROM itself but rather a hardware peripheral (and later a CD) used to inject cheat codes into games. If you are looking at a "GameShark PS1 ROM" file today, you are likely looking at a disc image of the GameShark Lite GameShark Video Game Enhancer disc meant for use with emulators. What is it?
A GameShark ROM is a backup of the software that originally shipped on GameShark discs. When loaded into an emulator (like DuckStation or ePSXe), it acts as a "pre-boot" environment. You select your cheats from a list, then "swap" to the actual game ROM to play with those cheats active. Review: Performance & Utility Ease of Use: For modern users, standalone GameShark ROMs are largely
. Most emulators now have built-in "Cheat" menus that pull from the massive GameHacking.org databases, making a separate GameShark disc unnecessary. Compatibility:
If you use the ROM, you may encounter "disc swapping" issues. Emulators often struggle to transition from the GameShark software to the game file unless you specifically use the emulator's "Change Disc" function. Code Support:
It supports classic 8-digit and 12-digit hexadecimal codes. However, it cannot handle modern "raw" patches or complex widescreen hacks as easily as an emulator's native engine. Pros and Cons Nostalgia: Provides the classic "hacking" interface many grew up with. Built-in Codes:
Usually comes with a library of pre-loaded codes for hundreds of 90s titles. Redundant: Emulator cheat engines are faster and more stable.
Requires a two-step loading process (Load GameShark -> Load Game).
Unless you are trying to recreate the authentic 1998 experience on original hardware using an ODE (Optical Drive Emulator) like XStation, skip the GameShark ROM
. Use your emulator's built-in cheat manager for a much smoother experience. Are you trying to get specific cheat codes to work on a particular emulator, or are you looking for a download link for the disc image?
GameShark for the PS1 isn't a game ROM itself, but a powerful utility disc used to inject cheat codes into games.
For modern players using emulators, "GameShark PS1 ROMs" usually refer to ISO images of the original cheat discs. These allow you to access menus for infinite health, max gold, or unlocked characters in your favorite classic titles. 🕹️ What is a GameShark PS1 ROM?
In the 90s, GameShark was a physical cartridge (early models) or a CD (later models) produced by InterAct. Today, enthusiasts use a ROM image (ISO or BIN/CUE format) of these discs to:
Enable Cheats: Access a pre-loaded database of thousands of codes.
Import Custom Codes: Manually enter "Hex" codes found on community sites like GameHacking.org.
Bypass Region Locks: Some versions allowed users to play imported games. 🛠️ How to Use GameShark ROMs with Emulators
Most popular emulators like DuckStation, ePSXe, or RetroArch have built-in cheat engines, making a separate GameShark ROM unnecessary. However, if you want the nostalgic "menu experience," follow these steps: gameshark ps1 rom
Load the GameShark ISO: Open your emulator and "boot" the GameShark disc image first.
Select Your Cheats: Navigate the UI to find your game and toggle the desired cheats to "On."
Swap Discs: Use the emulator’s "Change Disc" or "Swap Disc" feature to eject the GameShark and insert your game ROM.
Boot Game: The emulator maintains the modified memory values, and your cheats will be active. 💾 Popular GameShark Versions
If you are looking for a specific version, these were the most common:
Version 2.x: Known for the iconic "matrix-style" or blue UI.
Version 4.x/5.x (GameShark Lite): Later versions with larger code databases.
Action Replay: The European counterpart, which functions almost identically. ⚠️ Important Considerations
Bios Compatibility: Ensure your emulator is using a high-quality BIOS (like SCPH-1001) for the best results when swapping discs.
Corruption: Excessive cheating can occasionally crash a game or corrupt a save file. Always back up your memory card files before using heavy cheats.
Native Cheat Support: If you are using DuckStation, it is highly recommended to use the built-in "Cheat Manager" (found in the Tools menu) instead of a GameShark ROM for better stability.
Using GameShark on PS1 ROMs varies depending on whether you are using an emulator, hacked hardware like the PlayStation Classic, or homebrew on original consoles. Emulation & Hacked Hardware
Modern emulators and mini-consoles typically use text files with a .CHT or .EXT extension to load GameShark codes.
Format: Most emulators require a specific structure in a text editor like Notepad. A common format for the PlayStation Classic Go to product viewer dialog for this item. or RetroPie is: [*Cheat Name] 300A7E21 0001 Use code with caution. Copied to clipboard
The 12-digit code is usually split with a space between the first eight and last four digits.
Loading: In emulators like PCSX-ReARMed, you typically access a "Cheats" or "Extra Stuff" menu to load these files from a dedicated "cheats" folder. Homebrew on Original Hardware
If you are running ROMs (backups) on real PS1 hardware, you can use homebrew to emulate GameShark functionality without the physical cartridge.
Tonyhax International: This allows you to use a standard memory card to store a text file of GameShark codes, effectively turning the card into a virtual GameShark for PS1 Slim models.
Unirom: For developers or those with a parallel port, Unirom is an open-source tool that can run from a burned CD or modded cartridge to upload code and manage cheats. GameShark Fundamentals
Code Structure: Original codes were stored in onboard flash memory, allowing users to save hundreds of custom cheats for later use without re-entry.
How They Work: GameShark works by intercepting the console's memory and modifying specific values (like health or items) at designated addresses.
Limitations: Some codes, especially complex ones like adding Sephiroth to your team in Final Fantasy VII, may cause visual glitches (like invisible characters) because the game hasn't loaded the necessary models for that specific scene.
A GameShark for the PlayStation 1 (PS1) is a specialized device used to modify game memory to enable cheats such as infinite health, all items, or level skips
. Depending on the model of your console, the GameShark exists either as a hardware cartridge or a CD-based software tool. Types of PS1 GameShark Devices Parallel Port Cartridges
: These were the original GameShark models that plugged into the parallel I/O port on the back of early PS1 models (SCPH-100x to 750x). CD-Based Software
: Later PS1 models (like the PSone slim) removed the parallel port, necessitating the use of "GameShark CDX" or similar disc-based versions. Memory Card Variants
: Some versions functioned as a bootup memory card to store and apply codes. How PS1 GameShark ROMs are Used Today
In the modern retro gaming scene, "GameShark ROM" typically refers to the firmware extracted from these physical devices, which can be used in several ways: How to Play Burned PS1 Games (NO MODCHIP)
The Gameshark PS1 ROM - a topic that brings back memories for many retro gaming enthusiasts.
What is Gameshark?
Gameshark is a brand of video game cheating devices developed by Datel. The first Gameshark device was released in 1999 for the PlayStation console, and it allowed gamers to cheat in their favorite games by using cheat codes.
What is a PS1 ROM?
A PS1 ROM (Read-Only Memory) refers to a copy of a PlayStation 1 game that has been ripped from the original game disc and saved as a digital file. These files can be played on various devices, including computers, using emulators.
The Connection: Gameshark PS1 ROM
In the early 2000s, gamers discovered that they could use Gameshark cheat codes with PlayStation 1 ROMs. This allowed them to play their favorite games with cheats enabled, making the experience even more enjoyable.
How did it work?
To use Gameshark with a PS1 ROM, gamers would typically follow these steps:
The Gameshark device or software would then modify the game's memory, allowing the cheats to take effect.
Popular Gameshark PS1 ROMs
Some popular PS1 games that were often played with Gameshark cheats include:
Legacy and Impact
The Gameshark PS1 ROM phenomenon had a significant impact on the gaming community. It allowed gamers to experiment with new gameplay styles, try out cheats, and even create their own custom game modes.
However, it's worth noting that using Gameshark cheats and playing ROMs without owning the original game can be considered piracy. Many gamers and developers saw it as a way to experience games in a new way, while others viewed it as a threat to the gaming industry. The GameShark for the PlayStation 1 remains an
Conclusion
The Gameshark PS1 ROM is a nostalgic topic for many retro gamers. While it may not be as popular today, it remains a significant part of gaming history. For those who used Gameshark and PS1 ROMs back in the day, it's a reminder of the creativity and resourcefulness of the gaming community.
Would you like to know more about Gameshark or PS1 ROMs?
To use GameShark codes with PlayStation 1 (PS1) ROMs, you typically use an emulator's built-in Cheat Manager rather than a physical cartridge or separate disc image. Method 1: DuckStation (Recommended)
DuckStation is widely considered the best modern PS1 emulator for its ease of use and built-in cheat database.
Launch Your Game: Open DuckStation and start the game you want to cheat in.
Open Cheat Manager: Press Esc or go to the System menu and select Cheats > Cheat Manager. Activate Codes:
DuckStation automatically fetches many GameShark codes from its online database.
Simply check the boxes next to the cheats you want (e.g., "Infinite Health"). Close the manager; the cheats apply in real-time.
Manual Entry: If a code is missing, click Import > From Text and paste your GameShark code in the standard 80XXXXXX YYYY format. Method 2: ePSXe (Classic Emulator)
ePSXe requires manual file setup if the "Download" feature fails.
Using GameShark with PS1 ROMs generally refers to applying cheat codes within an emulator, as modern emulators have built-in support that replaces the need for a physical GameShark cartridge or disc. Finding GameShark Codes
To use cheats, you first need to find reliable codes for your specific game version (e.g., NTSC-U vs. PAL).
Search Strategy: Search for "Game Name + GameShark Codes" online.
Top Databases: Reliable sources for PS1 codes include PSX Data Center and archives like Ethereal Games or Cheat Code Central. How to Use Codes in Popular Emulators
Most emulators do not require a separate GameShark "ROM" or ISO; they provide a Cheat or Patch menu. DuckStation (PC & Android)
DuckStation includes a built-in database, making manual entry often unnecessary.
Open Cheats: While a game is running, open the pause menu and select Patch Codes.
Download/Import: Use the built-in database to find existing codes. If you have a custom code, select Add -> Import from File.
Activate: Check the box next to the desired cheat and restart the game to ensure they hook in correctly. ePSXe (Android & PC)
ePSXe uses a specific text-file format based on the game's internal serial number.
File Setup: Create a .txt file named after the game's serial (e.g., SLUS_008.92.txt for Final Fantasy VIII).
Format: Enter codes in the following format: [Name of Cheat] 800XXXXX XXXX.
Directory: Save the file in the sdcard/epsxe/cheats/ folder.
Enable: Use the Cheat Codes option during gameplay to toggle them on or off. RetroArch
RetroArch uses .cht files that can be downloaded directly within the app.
The glow of the CRT monitor was the only light in Leo’s room, a flickering neon blue that made the dust motes look like digital artifacts. On his desk sat a battered PlayStation 1, its lid open to reveal a disc with no label—just "TEST" scrawled in Sharpie. Plugged into the back was a GameShark Pro, its parallel port connection slightly loose.
Leo wasn't looking for infinite lives or all weapons. He was looking for the "Deep Bin"—a legendary set of hex codes rumored to exist in the margins of the console’s memory, data left behind by developers that was never meant to be rendered.
He toggled the GameShark’s physical switch. The screen flickered. 8005-F4A2 0001
The game, a forgotten survival horror title, shuddered. The protagonist’s character model didn't just glitch; it unspooled. The textures of the hallway stretched into a mathematical void. Leo tapped the d-pad, and the character stepped off the pre-rendered background into a gray expanse.
Suddenly, the GameShark’s LED display began to cycle numbers faster than it should. A text box appeared on the screen, but it wasn't the game’s font. It was the stark, white-on-blue system text of the GameShark itself. "MEMORY LEAK DETECTED. DO YOU WISH TO ENTRENCH?"
Leo’s finger hovered over the 'X' button. This was a ROM hack's dream—or a hardware-killing nightmare. He pressed it.
The sound changed first. The low-bit ambient hum of the console replaced by a sound like tearing metal. On the screen, the gray void began to fill with discarded assets: a wireframe boss that never made the final cut, a dialogue tree in a language that didn't exist, and a photo of a developer's desk from 1997, frozen in a grainy, 320x240 resolution.
Then, the character model turned around. It didn't follow the camera logic anymore. It looked directly at the screen, its low-poly face twitching as the GameShark forced a "look-at" command that shouldn't be possible in this zone. "CODE: 0000-0000," the box read. "STATUS: FOUND."
The console emitted a sharp, high-pitched whine. Leo reached for the power switch, but his hand froze. The GameShark wasn't just modifying the game; it was rewriting the console's BIOS. The room felt colder, the blue light of the screen now a blinding, jagged white.
On the screen, the protagonist began to walk toward the "camera," growing larger, the pixels becoming massive blocks.
Leo finally slammed the power button. The screen died. Silence rushed back into the room.
He pulled the GameShark out. The plastic casing was hot, almost melting. He looked at the TV, expecting a reflection of his own scared face. Instead, for just a second, he saw the "TEST" disc's menu burned into the glass, with one new option added to the bottom: "CONTINUE?"
Should I continue the story toward a hardware horror ending or explore the mystery of the developer who left the code behind?
Title: Understanding the GameShark for the PlayStation 1: Function, Legacy, and Emulation
Introduction The GameShark for the original PlayStation (PS1) represents a pivotal piece of gaming history from the late 1990s. Developed by Datel, this device was a cheat cartridge and memory manager that allowed players to modify game data in real-time. Today, the term "GameShark PS1 ROM" is often searched by retro gaming enthusiasts looking to replicate that functionality within emulation environments. This text clarifies what the original hardware did, how it works, and the proper context for using its code database with modern emulators.
What Was the Original GameShark for PS1? Unlike a game ROM (which is a digital copy of a game disc), the GameShark was a physical cheat device. It came in two primary forms:
The device worked by intercepting the game's code as it loaded from the disc into the console’s RAM. By applying user-selected cheat codes (e.g., Infinite Health, Unlimited Ammo, Unlock All Levels), the GameShark overwrote specific memory addresses before the game began execution. Download a PS1 ROM of their favorite game
The "GameShark PS1 ROM" Concept in Emulation It is crucial to distinguish between two different uses of the word "ROM" in this context:
How to Use GameShark Codes on a PS1 Emulator (Proper Method) To achieve the effect of a GameShark without original hardware, follow these ethical and legal steps:
800D8B9C 967F for Infinite Health in Castlevania: Symphony of the Night).Legal and Ethical Considerations
Legacy and Modern Alternatives The GameShark brand eventually faded, replaced by more powerful tools like CodeBreaker and, ultimately, built-in emulator cheat engines. Modern solutions are superior because they:
Conclusion While a "GameShark PS1 ROM" is not a game file itself, the term correctly refers to the practice of using GameShark cheat functionality—either via the original disc image or, more practically, through an emulator’s native cheat system. For the best and most stable experience on a PC or handheld retro device, bypass the emulated disc swap process and directly input GameShark codes into a capable emulator like DuckStation. Always ensure you own the original games and hardware when building your retro digital library.
For those looking for information on "GameShark PS1 ROMs," it typically refers to two different things: the software images (ISOs) of original GameShark discs or cheat code files used by modern emulators. retropie.org.uk Types of GameShark PS1 Files
The original GameShark for the PlayStation existed in two primary physical forms, each with its own "ROM" equivalent today: Disc-Based ISOs (GameShark CDX/V4)
: Later versions of the GameShark were purely CD-based. You can find archived images of these (like GameShark Enhancement CD Version 2.2 Code Archive Discs ) on sites like the Internet Archive Cartridge Firmware (External Mod)
: The original GameShark was a physical cartridge that plugged into the PS1’s parallel port. Modern enthusiasts sometimes "flash" this hardware with alternative ROMs like to play backups or manage codes more easily. www.reddit.com How to Use GameShark with Modern Emulators
Most people today do not need a separate GameShark ROM to use cheats, as emulation software has this functionality built-in.
The Ultimate Guide to GameShark PS1 ROM: Unlocking the Secrets of Classic Gaming
The PlayStation 1 (PS1) era was a magical time for gamers. It was an age of innovation, creativity, and some of the most iconic games ever created. For many, the PS1 was their first foray into the world of 3D gaming, and it was an experience that would shape their love for gaming forever. However, as with all good things, the PS1 eventually came to an end, and gamers were left to reminisce about the good old days. That was until the emergence of emulators and ROMs, which allowed gamers to relive their favorite childhood memories on modern devices.
One of the most popular tools for PS1 gamers is the GameShark PS1 ROM. For those who may be unfamiliar, GameShark was a popular cheat device for the PS1 that allowed gamers to unlock secret codes, characters, and levels in their favorite games. However, the GameShark PS1 ROM takes this concept to a whole new level. In this article, we'll explore what GameShark PS1 ROMs are, how they work, and most importantly, how to use them to unlock the secrets of classic PS1 gaming.
What is a GameShark PS1 ROM?
A GameShark PS1 ROM is a type of ROM (Read-Only Memory) file that contains game data from a PS1 game, modified to work with a GameShark cheat device or emulator. ROMs are essentially digital copies of games that can be played on devices other than the original hardware. In the case of GameShark PS1 ROMs, these files are specifically designed to work with the GameShark cheat device, which allows gamers to input cheat codes to unlock various secrets and features in their favorite games.
How Do GameShark PS1 ROMs Work?
GameShark PS1 ROMs work by modifying the game data to include cheat codes that can be input using the GameShark device. When a gamer enters a cheat code, the GameShark device reads the code and applies the corresponding effect to the game. This can range from simple cheats like infinite health or ammo to more complex codes that unlock hidden levels or characters.
The process of creating a GameShark PS1 ROM involves extracting the game data from a PS1 game, modifying it to include cheat codes, and then re-packing it into a ROM file that can be used with a GameShark device or emulator. This process requires a deep understanding of the game's internal workings, as well as the ability to edit and modify binary code.
Benefits of Using GameShark PS1 ROMs
There are several benefits to using GameShark PS1 ROMs. For one, they allow gamers to relive their favorite childhood memories on modern devices. With the rise of emulators and ROMs, gamers can now play classic PS1 games on their PCs, smartphones, and tablets. Additionally, GameShark PS1 ROMs provide a way for gamers to experience games in a whole new way. By unlocking secret codes and cheats, gamers can discover new levels, characters, and gameplay mechanics that were previously inaccessible.
How to Use GameShark PS1 ROMs
Using GameShark PS1 ROMs is relatively straightforward. Here's a step-by-step guide:
Popular GameShark PS1 ROMs
There are countless GameShark PS1 ROMs available, but here are some of the most popular:
Conclusion
GameShark PS1 ROMs offer a unique way for gamers to experience classic PS1 games. By unlocking secret codes and cheats, gamers can discover new levels, characters, and gameplay mechanics that were previously inaccessible. Whether you're a retro gaming enthusiast or just looking for a way to relive your childhood memories, GameShark PS1 ROMs are definitely worth checking out.
Frequently Asked Questions
Additional Resources
GameShark for the PlayStation 1 (PS1) was a popular "game enhancement" device that allowed players to use cheat codes to modify game behavior, such as gaining infinite lives, unlocking all levels, or accessing hidden content
. Originally a physical cartridge that plugged into the PS1’s parallel port, it eventually transitioned to disc-based software for later console revisions.
Today, GameShark functionality is most commonly used through emulators to patch PS1 ROMs (digital copies of games) in real-time. Using GameShark with PS1 ROMs
Most modern emulators do not require the original GameShark hardware or disc; instead, they have built-in "cheat" menus that accept standard GameShark code formats. : Users can download a pre-built database of cheats via the Online Updater . Once a game is running, the Quick Menu (F1) allows you to toggle specific GameShark codes. : This emulator supports GameShark codes through external
files. These files must be named after the game’s unique ID (e.g., SLUS_008.92.txt ) and placed in the PCSX-ReARMed (RetroPie) : You can create a text file with a extension containing codes in a format like [Cheat Name] 800XXXXX YYYY and load it through the "Extra Stuff" menu. Common Code Formats
GameShark codes are typically 8-digit or 12-digit hexadecimal strings that instruct the device to overwrite a specific memory address with a new value once per frame. 80-prefix codes
: Used for 16-bit constant writes (e.g., setting a high score or currency amount). 30-prefix codes
: Used for 8-bit constant writes (e.g., toggling a single item). D0-prefix codes (Joker Commands)
: These only activate when a specific button on the controller is pressed (e.g., "Press L2 to restore health"). Reliable Resources for Codes
If you are looking for specific codes to use with your ROMs, the following community databases are frequently recommended:
Gameshark is a brand of cheat device and code database for consoles, including the original PlayStation (PS1). It lets players enter cheat codes that modify game behavior—giving infinite lives, unlocking hidden items, skipping levels, changing in-game variables, or enabling debug features—by patching game memory or save data at runtime.
RetroArch is powerful but less intuitive.
Step 1: Load the Beetle PSX HW core.
Step 2: Launch your PS1 ROM.
Step 3: Open the RetroArch Quick Menu (F1 by default).
Step 4: Scroll down to Cheats -> Load Cheat File.
Step 5: RetroArch will attempt to find a cheat file that matches your ROM’s CRC (a unique fingerprint of the file). If none exists, you must manually create a .cht file in a text editor.
Step 6: Format the file like this:
cheat0_desc = "Infinite Health"
cheat0_code = "800C1234+0001"
cheat0_enable = false
Step 7: Save and apply.