AM79C985 Advanced Micro Devices, AM79C985 Datasheet - Page 9

• Manufacturer Part Number: AM79C985
• Description: enhanced Integrated Multiport Repeater Plus (eIMR+)
• Manufacturer: Advanced Micro Devices

LOGIC SYMBOL
LOGIC DIAGRAM
Management
Test and
Expansion
Port
Port
Twisted Pair
Control
Port 0
LED
Port
Port
P R E L I M I N A R Y
STR
CRS_I
SI_D
SI
SO
SCLK
AMODE
CRS
CLK
RST
DAT
JAM
ACK
COL
SELO
SELI[1:0]
DV
Am79C985
SS
Am79C985
Repeater
Machine
State
AUI
LDA[4:0], LDB[4:0]
V
DD
LDGA, LDGB
AV
SS
LDC[2:0]
ACT[7:0]
RXD+
RXD–
TXD+
TXD–
DO+
DO–
DI+
DI–
CI+
CI–
Twisted Pair
Expansion
Port 3
Port
Interface
Twisted Pair
AUI
LED
(4 Ports)
Ports
20651B-5
20651B-4
9