am79c940 Advanced Micro Devices, am79c940 Datasheet - Page 109

• Manufacturer Part Number: am79c940
• Description: Media Access Controller For Ethernet Mace
• Manufacturer: Advanced Micro Devices

Note: First assertion of EAM/R must occur after bit 2/3 boundary of preamble.
SRDCLK
EAM/R
SF/BD
TXDAT+
RXDAT
SRD
TXDAT-
RXCRS
TXEN
CLSN
102
85
SFD
EADI Feature Timing—Start of Address
BIT
DAI Port Collision Timing
0
BIT
1
Am79C940
87
BIT
2
79
Destination Address
BIT
3
Byte 1
BIT
4
Note 1
89
BIT
5
86
BIT
6
BIT
7
BIT
0
Destination Address
Byte 2
16235C-42
16235C-43
AMD
109