NH82801DB S L8DE Intel, NH82801DB S L8DE Datasheet - Page 451

• Manufacturer Part Number: NH82801DB S L8DE
• Manufacturer: Intel

Specifications of NH82801DB S L8DE

• Lead Free Status / RoHS Status: Compliant

SMBus Controller Registers (D31:F3)
13.1
13.1.1
13.1.2
Intel
®
Table 13-1. SMBus Controller PCI Configuration Register Address Map (SMBUS—D31:F3)
82801DB ICH4 Datasheet
Note: Registers that are not shown in
PCI Configuration Registers (SMBUS—D31:F3)
details).
NOTE: Refer to the ICH4 Specification Update for the value of the Revision ID Register.
VID—Vendor Identification Register (SMBUS—D31:F3)
Address:
Default Value:
DID—Device Identification Register (SMBUS—D31:F3)
Address:
Default Value:
2C
2E
00
02
04
06
20
Offset
15:0
15:0
Bit
Bit
0Ah
0Bh
3Ch
3Dh
08h
09h
40h
–
–
–
–
–
–
–
01h
03h
05h
07h
23h
2Dh
2Fh
Vendor Identification Value — RO. This is a 16-bit value assigned to Intel
Device Identification Value — RO.
SMB_BASE
Mnemonic
INTR_PN
INTR_LN
HOSTC
CMD
SVID
SCC
BCC
STA
DID
RID
VID
SID
PI
00–01h
8086h
02–03h
24C3h
Vendor ID
Device ID
Command Register
Device Status
Revision ID
Programming Interface
Sub Class Code
Base Class Code
SMBus Base Address
Subsystem Vendor ID
Subsystem ID
Interrupt Line
Interrupt Pin
Host Configuration
Table 13-1
Register Name
should be treated as Reserved (See
Description
Description
Attribute:
Size:
Attribute:
Size:
SMBus Controller Registers (D31:F3)
RO
16 bits
RO
16 bits
00000001h
See Note
Default
24C3h
0000h
0280h
8086
Section 6.2
0Ch
00h
05h
00h
00h
00h
02h
00h
R/WC, RO
R/W, RO
for
Type
R/W
R/W
R/W
13
RO
RO
RO
RO
RO
RO
RO
RO
RO
451