Features
11-2 ADSP-214xx SHARC Processor Hardware Reference
Features
The following list describes the IDP features.
• The IDP provides a mechanism for a large number of asynchro-
nous channels (up to eight).
• The IDP supports industry standard data formats, I
2
S, Left-justi-
fied and Right-justified for serial input ports.
• The PDAP supports four data packing modes for parallel data.
• The PDAP supports a maximum of 20-bits.
• Provides two data transfer types, through DMA or interrupt driven
transfer by core.
Access Type
Data Buffer Yes Yes
Core Data Access Yes Yes
DMA Data Access Yes Yes
DMA Channels 8 1
DMA Chaining No No
Boot Capable No No
Local Memory No No
Clock Operation f
PCLK
/4 f
PCLK
/4
Table 11-1. IDP Port Specifications (Cont’d)
Feature SIP PDAP
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