In Table 3.31, 1P to 4P DevID indicates the ID of the peripheral connected to SEGATAP. Peripherals that can be connected to Sega Tap are Mega Drive 3 Button PAD, Mega Drive 6 Button PAD, and Sega Mouse. Table 3.32 shows the connected devices and IDs.

Table 3.32 Connection peripherals and IDs

ID	Peripheral name
0H	Megadrive 3 button PAD
1H	Megadrive button PAD
2H	Sega Mouse
FH	Not connected or indistinguishable

After 9th Data in Table 3.31, the data of the device connected to bits D3 to D0 follows. The data format of each device is shown below.