W83697UG Nuvoton Technology Corporation of America, W83697UG Datasheet - Page 40

• Manufacturer Part Number: W83697UG
• Description: IC LPC SUPER I/O 128-PQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83697UG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V, 5V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Supplier Unconfirmed, Lead free / RoHS Compliant

CRF5 (Default 0x00)
6.11 Logical Device 9 (GPIO Port 2 ~ GPIO Port 4 )
CR30 (Default 0x00)
CR60,CR61(Default 0x00,0x00).
These two registers select the GP2,3,4 base address(0x100:FFF) ON 3 bytes boundary.
IO address:
IO address + 1 : CRF4 base address
IO address + 2 : CRF7 base address
CRF0 (GP2 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.
Bit [7:0]: = 0x00 Time-out Disable
Bit [7] :
Bit [6] :
Bit 5:
Bit 4:
Bit [3:0]: These bits select IRQ resource for Watch Dog. Setting of 2 selects S
Bit [7:3] Reserved.
Bit 2:
Bit 1:
Bit 0:
= 0x01 Time-out occurs after 1 second/minute
= 0x02 Time-out occurs after 2 second/minutes
= 0x03 Time-out occurs after 3 second/minutes
= 0xFF Time-out occurs after 255 second/minutes
Reserved .
invert Watch Dog Timer Status
Force Watch Dog Timer Time-out, Write only*
1
Watch Dog Timer Status, R/W
1
0
MI.
1
0
1
0
1
0
Force Watch Dog Timer time-out event; this bit is self-clearing.
Watch Dog Timer time-out occurred.
Watch Dog Timer counting
GP4 port is active.
GP4 port is inactive
GP3 port is active.
GP3 port is inactive
GP2 port is active.
GP2 port is inactive.
CRF1 base address
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W83697UF/W83697UG