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#Jet force gemini cheats codes pro
#Jet force gemini cheats codes software

If you bought the game used, however, be aware that the outer shell of the cartridge may have been replaced by a previous owner, and might not match the actual version of the ROM inside it. If the two digit number has an "A" after it, it's v1.1, and if it has a "B" after it, it's v1.2. If the punch code is only two numbers, with no letter after it, the game is v1.0. It is two random numbers, sometimes followed by "A" or "B". Less reliable: On the back of the cartridge, there is a small, faint punch code.

#Jet force gemini cheats codes pro

You can make a backup copy of your physical game cartridge using a Sanni Cart Reader or a GameShark Pro with a working parallel port and a compatible PC (see below), and examine the dumped ROM file in a hex editor.

Most reliable: In the game's ROM, the version number is stored as a single byte at offset 0x3F (the value will be 0, 1, or 2).

You can find a game's version number in two places:

v1.2 (marked "B" on the back of the cart).

v1.1 (marked "A" on the back of the cart).

v1.0 (unmarked on the back of the cart).

According to, there was also a fourth version of Ocarina of Time (v1.3), but ZeldaSpeedRuns does not list it, and we have never encountered it. Most N64 games only have one version (e.g., Super Mario 64 and GoldenEye) some games have two versions (e.g., Banjo-Kazooie and Perfect Dark) and a few games have three versions (e.g., Star Wars: Shadows of the Empire). is known to cause 1P Mode to only allow you to play as only Mario, regardless of which character you select, even when you're not using a GameShark anymore.) (For example, at least one code for Super Smash Bros. Using codes for the wrong version of a game will not work it will either A) do nothing, B) freeze/crash the game, or C) corrupt your save data. This frequently (though not always) caused the addresses of game data and instructions to change in both ROM and RAM.Īs a result, you typically need different GameShark codes for each version of a game (with the notable exception of several Perfect Dark assembly hacks).

#Jet force gemini cheats codes software

When the developers fixed a bug, they recompiled the software and generated a new ROM. N64 games sometimes contained bugs that were discovered after release. The same principles apply to NTSC-J (Japan) and PAL (Europe/Australia) systems as well, but those regions are not specifically discussed here. This page focuses primarily on NTSC-U (USA) systems. 8.1 Connecting the parallel port of an N64 GameShark Pro to a modern PC.5 List of known N64 GameShark PCBs and ICs.2.4 Converting NTSC GameShark codes to PAL.2.2 How do I know which game version I have?.