CD2231 Intel Corporation, CD2231 Datasheet - Page 54

• Manufacturer Part Number: CD2231
• Description: CD2231 Intelligent Two-channel Lan And Wan Communications Controller
• Manufacturer: Intel Corporation

CD2231 — Intelligent Two-Channel LAN and WAN Communications Controller
54
Figure 9. DMA Transmit Buffer Selection
No
Descriptor and
Set 2231own
More Data
to Send
Update
?
0
Yes
Determine Next
Transmit Buffer
2231own Bit
Descriptor and
DMABSTS to
Set 2231own
Next Buffer
(NtBuf)
Update
Start
Read
End
?
0
1
2231own Bit
Other Buffer
?
1
Datasheet