PLL202-11D PhaseLink (PLL), PLL202-11D Datasheet - Page 10

• Manufacturer Part Number: PLL202-11D
• Description: Ali, Via, Sis, Intel 440BX Chipset FTGS , Freq. Progr., Wdt, SST
• Manufacturer: PhaseLink (PLL)

47745 Fremont Blvd., Fremont, California 94538 TEL [phone] FAX [phone]
WDT OPERATIONAL FLOW CHART
Motherboard Clock Generator for 440BX Type with 133MHz FSB
END
END
§
§
§
§
§
Frequency Setting
to I2C Frequency
Setting
Enable Bit
Enable Bit
Setting
Copy Fall-Back
Disable WD-
F
Frequency
Setting
Disable WD-
F
CPU
CPU
= Fall-Back
= Target
SUCCESS
SUCCESS
WD-TIMER, WD-ENABLE
I2C Register Loading:
I2C Register Loading:
System Restart @
Jumper-Setting
Fall-Back, M,
Frequency
Frequency
Restart @
Response
Fall-back
START
Wait For
System
System
END
FSEL
PLL202-11 rev. D
FAIL -
After specified WD-Timer Expired
FAIL -
After specified WD-Timer Expired
Rev D 10/19/00 Page 10