NH82801DB S L8DE Intel, NH82801DB S L8DE Datasheet - Page 418
NH82801DB S L8DE
Manufacturer Part Number
NH82801DB S L8DE
Description
Manufacturer
Intel
Datasheet
1.NH82801DB_S_L8DE.pdf
(587 pages)
Specifications of NH82801DB S L8DE
Lead Free Status / RoHS Status
Compliant
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EHCI Controller Registers (D29:F7)
12.1.1
12.1.2
418
Table 12-1. USB EHCI PCI Configuration Register Address Map (D29:F7) (Sheet 2 of 2)
NOTE: Refer to the ICH4 Specification Update for the value of the Revision ID Register.
VID—Vendor ID Register (USB EHCI—D29:F7)
Offset Address:
Default Value:
DID—Device ID Register (USB EHCI—D29:F7)
Offset Address:
Default Value:
DC–DFh
6C–6Fh
70–73h
Offset
74–7F
15:0
15:0
Bit
Bit
80h
Vendor Identification Value — RO . This is a 16-bit value assigned to Intel.
Device Identification Value — RO . This is a 16-bit value assigned to the ICH4 USB EHCI
controller.
ACCESS_CNTL
LEG_EXT_CS
SPECIAL_SMI
USB_REF_V
Mnemonic
00
8086h
02
24CDh
–
–
01h
03h
USB EHCI Legacy Support Control/Status
Intel Specific USB EHCI SMI
Reserved
Access Control
USB HS Reference Voltage Register
Register Name
Description
Description
Attribute:
Size:
Attribute:
Size:
Intel
RO
16 bits
RO
16 bits
®
82801DB ICH4 Datasheet
00000000h
00000000h
00000000h
Default
Value
00h
0
R/W, R/WC,
R/WC, R/W
Type
R/W
R/W
RO
RO
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