w83627ef Winbond Electronics Corp America, w83627ef Datasheet - Page 102

• Manufacturer Part Number: w83627ef
• Description: Lpc Super I/o For Desktop & Server
• Manufacturer: Winbond Electronics Corp America

CR 2Ah. (I
CR 2Bh. (Reserved)
CR 2Ch. (GPIO3, GPIO4 multi-function selection; Default 00h)
7~6
3~2
BIT
BIT
5
4
1
0
7
6
5
4
3
Reserved.
Reserved.
Reserved
READ / WRITE
READ / WRITE
2
C pin select; Default 00h)
R / W
R / W
R / W
R / W
R / W
R / W
R / W
R/W
Serial flash interface configuration register.(VBAT)
= 0
= 1
Note: The bit will be ignored while CR24 bit-1 is low.
Serial flash interface configuration register.(VBAT)
= 0
= 1
Note: The bit will be ignored while CR24 bit-1 is low.
PIN89, PIN90 function select (I
= 0
= 1
KB, MS pin function select
= 0
= 1
PIN88 Select
= 0
= 1
PIN89 Select
= 0
= 1
Note: The bit will be ignored while CR2A bit-1 is High.
PIN90 Select
= 0
= 1
Note: The bit will be ignored while CR2A bit-1 is High.
EN_VRM10 Configure bit
= 0
= 1
The bit is strapping by PIN77 (GP50).--- Pull high to 3VSB.
Normal mode.
Extend dummy cycle mode.
Normal mode.
Fast mode.
{PIN89, PIN90}
{PIN89, PIN90}
KB, MS function.
GPIO function.
PIN88
PIN88
PIN89
PIN89
PIN90
PIN90
VID input voltage is TTL.
VID input voltage is VRM10.
W83627EHF/EF, W83627EHG/EG
GP34
RSTOUT4#
GP33
RSTOUT3#
GP32
RSTOUT2#
- 96 -
set by CR2C[6:5].
SDA, SCL.
DESCRIPTION
DESCRIPTION
2
C interafce)
(VSB Power)
(VSB Power)