Table 3.9 Peripheral data size and port mode combinations (multi-tap)

		Port mode (IRG1 setting)
		15	255
Peripheral data Size [bytes]	15	Peripheral Data Configuration 1
	16-255	Peripheral Data structure 2	Peripheral Data structure 3
	Not connected	Tap peripheral not connected
	UNKNOWN	Tap peripheral UNKNOWN

Figure 3.19 Saturn peripheral ID when no peripheral is connected to the tap

Figure 3.20 Saturn peripheral ID when UNKNOWN peripheral is connected to the tap