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TMC2074

Dual Mode CircLink™ Controller

SMSC -> Microchip 

[In case of nMUX=L, ALEPOL=L]

1 B us C ycle

Dual Mode CircLink™ Controller

Datasheet

D 1 5 -8

D 7-6

A D 5-0

ALE

A dd re ss

D ata H igh B yte

D ata bit7-6

D ata b it5-0

Figure 7 - Multiplex (Ale Rising-Edge Type)

1.6.3 Write Timing Selection

(nEHWR/NSTC[2]: Pin)

ƒ Peripheral mode: This pin selects the write timing.

ƒ Standalone mode: This pin is NST- carry-output-digit-selection NSTC[2].

[ Example: nMUX=H,nEHWR=H ]

nCS

Write Signal

Tie to Hi for CPU’s where nCS goes Hi before the write signal goes Hi.

[ Example: nMUX=H,nEHWR=L ]

nCS

Write Signal

Tie to Low for CPUs where nCS goes Hi after the write signal goes Hi.

Revision 0.1 (03-29-06)

Page 18

DATASHEET

SMSC TMC2074

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