876784 Intel, 876784 Datasheet - Page 463

• Manufacturer Part Number: 876784
• Manufacturer: Intel

Specifications of 876784

• Lead Free Status / RoHS Status: Compliant

LPC Interface Bridge Registers (D31:F0)
10.10
Table 10-13. Registers to Control GPIO Address Map
Intel
®
ICH7 Family Datasheet
General Purpose I/O Registers (D31:F0)
The control for the general purpose I/O signals is handled through a separate 64-byte
I/O space. The base offset for this space is selected by the GPIOBASE register.
GPIO Register I/O Address Map
GPIOBASE
+ Offset
00h–03h
04h–07h
08h–0Bh
0Ch–0Fh
10h–13h
14h–17h
18h–1Bh
1Ch–1Fh
30h–33h
34h–37h
38h–3Bh
20–2Bh
2C–2Fh
GPIO_USE_SEL2
GPIO_USE_SEL
GP_IO_SEL2
GPO_BLINK
Mnemonic
GP_IO_SEL
GP_LVL2
GPI_INV
GP_LVL
—
—
—
—
GPIO Use Select
GPIO Input/Output Select
Reserved
GPIO Level for Input or Output
Reserved
Reserved
GPIO Blink Enable
Reserved
Reserved
GPIO Signal Invert
GPIO Use Select 2 [63:32]
GPIO Input/Output Select 2
[63:32]
GPIO Level for Input or Output 2
[63:32]
Output Control Registers
Input Control Registers
General Registers
Register Name
(mobile/Ultra
(mobile/Ultra
Mobile only)
Mobile only)
00030003h
02FE0000h
00040000h
00000000h
000300FFh
000300FEh
000000F0h
1F2AF7FFh
E0E8FFFFh
1F3FF7FFh
(desktop
(desktop
Default
only) /
only) /
—
—
—
—
—
Access
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
—
—
—
—
—
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