w83627sf Winbond Electronics Corp America, w83627sf Datasheet - Page 130

• Manufacturer Part Number: w83627sf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

CRF3 (SUSLED mode register. Default 0x00)
CRF4 (GP40-GP42 I/O selection register. Default 0x00 Bit 7 - 3: Reserved)
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 (GP40-GP42 data register. Default 0x00 Bit 7 - 3: Reserved)
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.
CRF6 (GP40-GP42 inversion register. Default 0x00 Bit 7 - 3: Reserved)
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.
13.11 Logical Device A (ACPI)
CR30 (Default 0x00)
CR70 (Default 0x00)
Bit 7 - 6 : select Suspend LED mode
Bit 5 - 0 : Reserved.
Bit 7 - 1 : Reserved.
Bit 0
Bit 7 - 4 : Reserved.
Bit 3 - 0 : These bits select IRQ resources for
= 00
= 01
= 10
= 11
= 1 Activates the logical device.
= 0 Logical device is inactive.
Suspend LED pin is drived low.
Suspend LED pin is tri-stated.
Suspend LED pin is a 1 Hz toggle pulse with 50 duty cycle.
Suspend LED pin is a ¼ Hz toggle pulse with 50 duty cycle.
PME
- 123 -
.
Publication Release Date: Nov. 2000
PRELIMINARY
W83627SF
Revision 0.60