w83627thg Winbond Electronics Corp America, w83627thg Datasheet - Page 100
w83627thg
Manufacturer Part Number
w83627thg
Description
Winbond Lpc I/o
Manufacturer
Winbond Electronics Corp America
Datasheet
1.W83627THG.pdf
(142 pages)
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Part Number:
W83627THG
Manufacturer:
WINBOND/华邦
Quantity:
20 000
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7.1.8
CR30 (Default 0x00)
CRF0 (GP3[7:0] I/O selection register. Default 0xFF)
When set to a '1', respective GPIO port is programmed as an input port.
When set to a '0', respective GPIO port is programmed as an output port.
CRF1 (GP3[7:0] data register. Default 0x00)
If a port is programmed to be an output port, then its respective bit can be read/written.
If a port is programmed to be an input port, then its respective bit can only be read.
CRF2 (GP3[7:0] inversion register. Default 0x00)
When set to a '1', the incoming/outgoing port value is inverted.
When set to a '0', the incoming/outgoing port value is the same as in data register.
CRF3 (SUSLED mode register. Default 0x00)
CRF4 (GP4[7:0] I/O selection register. Default 0xFF)
When set to a '1', respective GPIO port is programmed as an input port.
When set to a '0', respective GPIO port is programmed as an output port.
CRF5 (GP4[7:0] data register. Default 0x00)
If a port is programmed to be an output port, then its respective bit can be read/written.
If a port is programmed to be an input port, then its respective bit can only be read.
Bit 7 - 2 : Reserved
Bit 1
Bit 0
Bit 7-6
This mode selection bit 7-6 keep its settings until VSB power loss.
Bit 5 - 0 : Reserved.
Logical Device 9 (GPIO Port 3, 4. These two ports are powered by VSB)
= 1 Activate GPIO4.
= 0 GPIO4 is inactive.
= 1 Activate GPIO3.
= 0 GPIO3 is inactive.
: Select Suspend LED mode
= 00 Suspend LED pin is drove low.
= 01 Suspend LED pin is tri-stated.
= 10 Suspend LED pin is a 1Hz toggle pulse with 50 duty cycle.
= 11 Suspend LED pin is a 1/4Hz toggle pulse with 50 duty cycle.
- 93 -
W83627THF/W83627THG
Publication Release Date: September 26, 2006
Revision 1.2
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