am79c972b Advanced Micro Devices, am79c972b Datasheet - Page 41
am79c972b
Manufacturer Part Number
am79c972b
Description
Pcnet?-fast+ Enhanced 10/100 Mbps Pci Ethernet Controller With Onnow Support
Manufacturer
Advanced Micro Devices
Datasheet
1.AM79C972B.pdf
(130 pages)
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DEVSEL
FRAME
TRDY
Figure 19. Preemption During Non-Burst Transaction
C/BE
IRDY
REQ
GNT
PAR
CLK
AD
Figure 20. Preemption During Burst Transaction
DEVSEL
FRAME
TRDY
C/BE
IRDY
REQ
GNT
CLK
PAR
1
DEVSEL is sampled
AD
2
1
DEVSEL is sampled
ADDR
0111
3
2
Am79C972
DATA
PAR
ADDR
0111
4
3
DATA
PAR
5
PAR
4
BE
DATA
PAR
DATA
6
BE
5
DATA
PAR
7
PAR
6
DATA
PAR
8
7
PAR
9
21485C-23
21485C-22
41
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