am79c940 Advanced Micro Devices, am79c940 Datasheet - Page 80
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am79c940
Manufacturer Part Number
am79c940
Description
Media Access Controller For Ethernet Mace
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79C940.pdf
(122 pages)
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80
LATCHHIGHADR
AMD
CSMACE
D[15:0]
A[23:0]
CLK
IOW
8237
’373
’373
System Interface – Motherboard DMA Example
DREQ0
DREQ1
DACK0
DACK1
ADSTB
DB[7:0]
Q[7:0]
Q[7:0]
D[7:0]
D[7:0]
D[7:0]
SCLK
A[7:0]
EOP
CC
CC
C
C
Am79C940
V
DD
SCLK
RDTREQ
TDTREQ
EOF
FDS
R/W
CS
TC
DBUS[15:0]
ADD[4:0]
Am79C940
16235C-11