Datasheet

3−16
3.22 Multifunction Select Register
The multifunction select register provides a method. See Table 3−20 for a complete description of the register
contents.
Type: Read/Write/Update, Read only
Offset: E8h
Default: 0000 0000h
Bit 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Default 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Default 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Table 3−20. Multifunction Select Register
BIT FIELD NAME TYPE DESCRIPTION
31−8 RSVD R Reserved. Bits 31−8 return 0s when read.
7 RSVD R Reserved. This read-only bit is for internal use only.
6−4 RSVD R Reserved. Bits 6−4 return 0s when read.
3−0 MFUNC_SEL R/W/U Power state. This 2-bit field is used to set the TSB82AA2B device power state and is encoded as
follows:
000 = General-purpose input/output
001 = CYCLEIN
010 = CYCLEOUT
011 = PCI_CLKRUN
100 = Reserved
101 = Reserved
110 = Reserved
111 = Reserved