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DP83256 Datasheet(PDF) 82 Page - Texas Instruments

Part # DP83256
Description  PLAYER(TM) Device (FDDI Physical Layer Controller)
PDF  146 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

DP83256 Datasheet(HTML) 82 Page - Texas Instruments

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50 Registers (Continued)
537 SCRUB TIMER VALUE REGISTER (STVR)
This is a snap-shot of the current value of the upper 8 bits of the scrub timer
During a Control Bus Interface write cycle the Control Bus Write Command Reject bit (CCR) of the Interrupt Condition Register
(ICR) will be set to 1 and will ignore a write cycle
ACCESS RULES
ADDRESS
READ
WRITE
25h
Always
Write Reject
D7
D6
D5
D4
D3
D2
D1
D0
STV7
STV6
STV5
STV4
STV3
STV2
STV1
STV0
Bit
Symbol
Description
D0 – D7
STV0 – STV7
SCRUB TIMER VALUE BITk0-7l
Snap-shot of the scrub timer
STV0 is the Least Significant Bit (LSB)
81



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