SMC Networks SMC91C95 User Manual

Page 25

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FIGURE 4 - MAPPING AND PAGING VS. RECEIVE AND TX AREA

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PHYSICAL

MEMORY

TX PACKET

NUMBER

RX PACKET

NUMBER

MMU

MMU

2K TX
AREA

2K RX

AREA

11-BIT

LOGICAL

ADDRESS

POINTER

REGISTER

RCV

BIT

RCV VS. TX

AREA

SELECTION

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