Creating cloud based software on the job, emulating Game Boys in my free time.
Game Boy - CPU Instruction Timing
As a Game Boy developer, you will eventually come across the terms machine cycle (M-cycle) and time cycle (T-cycle). It seems to be widely understood that Game Boy CPU instructions take one or more M-cycles to execute, and each M-cycle is made up of 4 T-cycles (Figure 1). Unfortunately, I could not find any official Nintendo source that details the timing of Game Boy CPU instructions. Time to conduct some research … ...