Non-PCI Single-Chip Full Duplex Ethernet Controller
3.1
Local Bus vs. Pin Requirements
MAX NUMBER OF
PINS
FUNCTION
LOCAL BUS
SYSTEM ADDRESS BUS A0
21
A1-9
A10
A11
A12-14
A15
A16-18
A19
AEN
D0-15
SYSTEM DATA BUS
16
12
SYSTEM CONTROL BUS RESET
BALE
nIORD
nIOWR
nMEMR
IOCHRDY
nIOCS16
nSBHE
INTR0
INTR1
INTR2
INTR3
SERIAL EEPROM
EEDI
8
EEDO
EECS
EESK
ENEEP
IOS0
IOS1
IOS2
CRYSTAL OSC.
POWER
GROUND
XTAL1, XTAL2
VDD, AVDD
GND, AGND
TPERXP
TPERXN
TPETXP
TPETXN
2
9
11
10BASE-T interface
6
TPETXDP
TPETXDN
AUI interface
RECP RECN
6
COLP COLN
TXP/nCOLL
TXN/nCRS
SMSC DS – LAN91C96I
Page 13
Rev. 11/18/2004
DATASHEET