W83697HG-TR Nuvoton Technology Corporation of America, W83697HG-TR Datasheet - Page 82

• Manufacturer Part Number: W83697HG-TR
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83697HG-TR

• Lead Free Status / RoHS Status: Supplier Unconfirmed

CRF3 (PLED mode register. Default 0x00)
Bit 7 ~ 3 : Reserved .
Bit 2: select WDTO# count mode.
Bit 1 ~ 0: select PLED mode
CRF4 (Default 0x00)
Watch Dog Timer Time-out value. Writing a non-zero value to this register causes the counter to
load the value to Watch Dog Counter and start counting down. Reading this register returns
current value in Watch Dog Counter instead of Watch Dog Timer Time-out value.
Bit 7 - 0:
CRF5 (Default 0x00)
Bit 7 ~ 6 : Reserved .
Bit 5: Force Watch Dog Timer Time-out, Write only*
Bit 4: Watch Dog Timer Status, R/W
Bit 3 -0: These bits select IRQ resource for Watch Dog. Setting of 2 selects SMI.
= 10
= 0
= 1
= 00
= 01
= 11
= 0x00 Time-out Disable
= 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
= 1 Force Watch Dog Timer time-out event; this bit is self-clearing.
= 1 Watch Dog Timer time-out occurred.
= 0 Watch Dog Timer counting
Power LED pin is a 1Hz toggle pulse with 50 duty cycle.
second
minute
Power LED pin is tri-stated.
Power LED pin is droved low.
Power LED pin is a 1/4Hz toggle pulse with 50 duty cycle.
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Publication Release Date: May 30, 2005
W83697HF/ HG
Revision A1