In Jnes 1.1 the Cheat Search function was introduced and incorperated into the system section of the menu. This search functionality allows you to create your own cheat codes by searching through the memory of a game for specific values you may see on screen, and then testing changes.
Load the Game you want to search cheats for and then go to System ▶ Cheat Search.
The following video shows you how to search for Known cheat values on Jnes 1.1 and above. It will take you through the initial searching for values to the adding them into the Jnes Cheat Database.
The following video shows you how to search for Known cheat values on Jnes 1.1 and above. It will take you through the initial searching for values to the adding them into the Jnes Cheat Database.