am79c972b Advanced Micro Devices, am79c972b Datasheet - Page 80

• Manufacturer Part Number: am79c972b
• Description: Pcnet?-fast+ Enhanced 10/100 Mbps Pci Ethernet Controller With Onnow Support
• Manufacturer: Advanced Micro Devices

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80
Interface
Interface
PCI Bus
PCI Bus
Figure 46. Block Diagram Low Latency Receive Configuration
Management
Management
Unit
Unit
Buffer
Buffer
Unit
Unit
Figure 45. Block Diagram No SRAM Configuration
FIFO
FIFO
Bus
Rcv
Bus
Xmt
FIFO
FIFO
Bus
Xmt
Bus
Rcv
Control
Am79C972
SRAM
FIFO
Control
FIFO
MAC
FIFO
MAC
FIFO
Rcv
Xmt
MAC
FIFO
MAC
FIFO
Rcv
Xmt
802.3
MAC
Core
802.3
MAC
Core
21485C-48
21485C-49