STE100A ST Microelectronics, Inc., STE100A Datasheet - Page 14

• 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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Chain structure
There is only one buffer per descriptor in chain structure.
Figure 6.
Descriptor pointer
CSR3 or CSR4
Frame buffer chain structure
Descriptor
own
own
own
Buffer1 pointer
Next pointer
Buffer1 pointer
Next pointer
Buffer1 pointer
Next pointer
---
---
---
.
.
.
Length 3
Length 2
Length 1
Data buffer
Data
Data
Data
.
.
.
Length 1
Length 2
Length 3
STE10/100A
PC00351