STE100A ST Microelectronics, Inc., STE100A Datasheet - Page 16

• Manufacturer Part Number: STE100A
• Description: PCI 10/100 Ethernet Controller with Integrated PHY (3.3v)
• Manufacturer: ST Microelectronics, Inc.

Functional description
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Receive descriptors
Figure 8.
Filled descriptor pointer
Filled descriptor pointer
Own bit = 1
Own bit = 1
Next descriptor ready
Next descriptor ready
for incoming packet
for incoming packet
Receive descriptor management
End of ring
End of ring
0
0
0
0
0
0
1
1
1
1
1
1
Packet 2
Packet 1
Packet 2
Packet 2
Packet 1
Packet 2
•
•
•
•
•
•
Data
Data
buffer
buffer
STE10/100A
PC00353