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Table 8-1. MLB Specifications (Cont'd)
Feature
Protocol
Master Capable
Slave Capable
Transmission Simplex
Transmission Half Duplex
Transmission Full Duplex
Access Type
Data Buffer
Core Data Access
DMA Data Access
DMA Channels
DMA Chaining
Interrupt Source
Boot Capable
Local Memory
Clock Operation
The MLB module in the ADSP-214xx serves as an interface between the
MediaLB and ADSP-214xx, implementing the requirements of the physi-
cal layer and the link layer outlined in the MediaLB specification. It
supports up to 31 logical channels with up to 124 bytes of data per Medi-
aLB frame. Transmit and receive data can be transferred between
MediaLB and on-chip memory with single word core-driven transfers or
with DMA block transfers.
The MLB interface on supports MOST25 and MOST50 data
rates. Isochronous modes of transfer are not supported.
8-2
www.BDTIC.com/ADI
Availability
No
Yes
Yes
Yes
No
Yes
Yes
Yes
31
No
Core/DMA
No
Yes
50 MHz
ADSP-214xx SHARC Processor Hardware Reference
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