arcade ROM hacking lesson 5 Part 4: Creating a Free Play Hack (The credit hack)
This is lesson 5 of a multi-part lesson teaching ANYONE that can use a computer the fundamental information needed to hack arcade ROMS. These lessons will teach one at a time the individual skills needed to hack arcade ROMS and ultimately bring all these steps together to do some hacks such as adding a free play option. While we focus on 1980s arcade games, these same concepts can be used for console based systems such as Nintendo etc.

In this lesson we finally get down to altering code and hacking the frogger ROMS to ensure we always have credits when the game is turned on.