SEGA SATURN DEVELOPER'S MANUAL

At present, four types of formats are available, but we plan to prepare them sequentially as they become necessary in the future.
■ Notes on using standard format: To comply with the standard format, when the data size is larger than the standard format, delete and use the extra data. Also, when the data size is smaller than the standard format, it can be realized by supplementing the missing data with other data. Also, as an example corresponding to the peripheral side, there is an analog XY control like an analog joystick, but when there is no corresponding digital input, using the fact that the analog XY data exceeds a certain value, U, There is a possibility of adopting the method of turning ON / OFF the D, L, and R bits on the peripheral side.