91C94 Datasheet, PDF (76/120 Pages) SMSC Corporation – ISA/PCMCIA SINGLE CHIP ETHERNET CONTROLLER WITH RAM

nXENDEC PIN
0
1
1
PWRDN PIN
X
0
1
X
X
PWRDN BIT
0
0
0
1
Normal external ENDEC operation
Normal internal ENDEC operation
Powerdown - Normal mode restored by
PWRDWN pin going low
Powerdown - Bit is cleared by a write
access to any LAN91C94 register or by
hardware reset
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