AN983BX-BG-T-V1 Infineon Technologies, AN983BX-BG-T-V1 Datasheet - Page 20

• Manufacturer Part Number: AN983BX-BG-T-V1
• Description: IC PCI TO ETHERNET LAN 128-PQFP
• Manufacturer: Infineon Technologies

Specifications of AN983BX-BG-T-V1

• Applications: Ethernet Controller
• Interface: USB
• Voltage - Supply: 3 V ~ 3.6 V
• Package / Case: 128-BFQFP
• Mounting Type: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: AN983BXBGTV1; AN983BXBGTV1XP; SP000075554

•
There are two buffers per descriptor in the ring structure. Support receives early interrupt.
Figure 5
•
There is only one buffer per descriptor in chain structure.
Figure 6
Data Sheet
Ring structure
Chain structure
Ring Structure of Frame Buffer
Chain Structure of Frame Buffer
Descriptor Pointer
Descriptor Pointer
CSR3 or CSR4
CSR3 or CSR4
End of Ring
Descriptor
Descriptor
own
own
own
own
Buffer1 pointer
Buffer2 pointer
Buffer1 pointer
Buffer1 pointer
Buffer1 pointer
Next point
Next point
Next point
Length 2
---
---
---
.
.
.
.
.
.
.
.
.
20
Length 1
Length 1
Length 2
Length 3
Data Buffer
Data Buffer
Data Buffer
Data Buffer
Data
Data
Data
Data
Data
.
.
.
Length 1
Length 2
Length 1
Length 2
Length 3
Functional Descriptions
Rev. 1.81, 2005-12-15
AN983B/BX