STLC5464 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
STLC5464 Datasheet PDF : 83 Pages
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III - FUNCTIONAL DESCRIPTION (continued)
Figure 9 : Structure of the Receive Circular Queue
Initialization Block
up to 32 channels
0 RDA
1 RDA
RECEIVE
DMA
CONTROLLER
Initial Receive
Descriptor
NRDA
RBA
31 RDA
Receive
Descriptor 2
NRDA
RBA
Receive
Descriptor n
NRDA
RBA
Receive
Buffer 1
Receive
Buffer 2
Receive
Descriptor 3
NRDA
RBA
Receive
Buffer n
Receive
Buffer 3
One receive circular queue by channel
Figure 10 : Structure of the Transmit Circular Queue
Initialization Block
up to 32 channels
0 TDA
1 TDA
TRANSMIT
DMA
CONTROLLER
Initial Transmit
Descriptor
NTDA
TBA
31 TDA
Transmit
Descriptor 2
NTDA
TBA
Transmit
Descriptor n
NTDA
TBA
Transmit
Buffer 1
Transmit
Buffer n
Transmit
Buffer 3
One transmit circular queue by channel
Transmit
Buffer 2
Transmit
Descriptor 3
NTDA
TBA
STLC5464
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