w83637hg Winbond Electronics Corp America, w83637hg Datasheet - Page 50

• Manufacturer Part Number: w83637hg
• Description: Winbond Lpc I/o Lpc I/o
• Manufacturer: Winbond Electronics Corp America

Value RAM  Index 20h- 3Fh, continued
Setting all ones to the high limits for voltages and fans (0111 1111 binary for temperature) means
interrupts will never be generated except the case when voltages go below the low limits.
Device ID Register - Index 49h
Register Location:
Power on Default Value
Attribute:
Size:
Bit 7-1: Read Only - Device ID<6:0>
Bit 0 : CPU Vcore ID [4]. The VID value is written by BIOS if the VID value can be detected. After the
Address A6-A0
3E- 3Fh
VID value is written, Software/AP can use this information to identify the Vcore voltage of the
CPU.
3Ah
3Bh
3Ch
3Dh
36h
37h
38h
39h
Reserved
Reserved
Reserved
SYSTIN temperature sensor High Limit
SYSTIN temperature sensor Hysteresis Limit
FAN1 Fan Count Limit
Note: It is the number of counts of the internal
clock for the Low Limit of the fan speed.
FAN2 Fan Count Limit
Note: It is the number of counts of the internal
clock for the Low Limit of the fan speed.
FAN3 Fan Count Limit
Note: It is the number of counts of the internal
clock for the Low Limit of the fan speed.
Reserved
7
bit<7:1> Read Only; bit<0> Read/Write
49h
03h
8 bits
6
5
4
Description
3
2
- 45 -
1
0
VID[4]
DID<6:0>
Publication Release Date: March, 2006
W83637HF/HG
Revision 1.6