F71862
7
6
5
4
3
2
1
0
GPIO27_SEL
GPIO26_SEL
GPIO25_SEL
GPIO24_SEL
GPIO23_SEL
GPIO22_SEL
GPIO21_SEL
GPIO20_SEL
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
0
0
0
0
0
0
0
0
0: PWSOUT#/GPIO27 functions as PWSOUT#.
1: PWSOUT#/GPIO27 functions as GPIO27.
0: PWSIN#/GPIO26 functions as PWSIN#.
1: PWSIN#/GPIO26 functions as GPIO26.
0: PME#/GPIO25 functions as PME#.
1: PME#/GPIO25 functions as GPIO25.
0: ATXPG_IN/GPIO24 functions as ATXPG_IN.
1: ATXPG_IN/GPIO24 functions as GPIO24.
0: RSTCON#/GPIO23 functions as RSTCON#.
1: RSTCON#/GPIO23 functions as GPIO23.
0: PCIRST3#/GPIO22 functions as PCIRST3#.
1: PCIRST3#/GPIO22 functions as GPIO22.
0: PCIRST2#/GPIO21 functions as PCIRST2#.
1: PCIRST2#/GPIO21 functions as GPIO21.
0: PCIRST1#/GPIO20 functions as PCIRST1#.
1: PCIRST1#/GPIO20 functions as GPIO20.
8.1.15 Wakeup Control Register Index 2Dh (Powered by VBAT)
Bit
Name
R/W Default
Description
7
SPI_CS1_EN
R/W
0
This register decides the architecture of SPI when used as primary BIOS.
1: use two 4Mbits. (FWH_DIS will multi-functions as SPI_CS1#)
0: use one 8Mbits. (Divided into two 4Mbits. Originally use the higher part. If
the higher part is booting fail, the memory address will be auto mapped to
lower part.)
6-4 Reserved
R/W
R/W
0
1
Dummy register.
3
WAKEUP_EN
0: disable keyboard/mouse wake up.
1: enable keyboard/mouse wake up.
2-1 KEY_SEL
R/W
00
This registers select the keyboard wake up key.
When KEY_SEL_ADD is low, the register indicates
00: Wake up key is Ctrl + Esc.
01: Wake up key is Ctrl + F1.
10: Wake up key is Ctrl + Space.
11: Wake up key is any key.
Otherwise, wake up key is win98 wakeup key.
0
MO_SEL
R/W
0
This register selects the mouse wake up key.
0: Wake up by click.
1: Wake up by click and movement.
76
July, 2008
V.28P