From a technical perspective, GameShark codes are more than just random numbers—they are specific instructions for the PS1's R3000A CPU. They are typically structured as a memory address and a value to be written there. However, the system supports a variety of sophisticated code types that go beyond simple constant writes, making it a powerful tool for modification.
GameShark devices don't actually change the game code on the disc. Instead, they act as a bridge between the console and the game. gameshark ps1 rom
However, the device's hardware dependency became a liability when Sony released PS1 models that had the parallel port removed. To adapt, GameShark transitioned into a CD-ROM-based system. The process for using the disc was straightforward: you would boot the console with the GameShark CD, select your desired cheats from its menu, and then the system would prompt you to swap the disc with your actual game. The cheat data would remain loaded into the console's memory, altering your gameplay experience. From a technical perspective, GameShark codes are more
Are you encountering any specific or black screens? GameShark devices don't actually change the game code