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Operating Modes
Operating Modes
The following sections provide information on the various operation
modes used by the PDAP module. The IDP has access to the IDP FIFO in
the three modes listed below. The bit settings that configure these modes
are shown in
Table
• Core mode (SIP/PDAP)
• DMA mode (SIP/PDAP)
• DMA ping pong mode (SIP/PDAP)
Table 11-7. IDP Operation Modes
IDP Operation
IDP_EN
Modes
Core SIP7-0
1
Core PDAP DAI
1
Core PDAP EP
1
DMA SIP7-0
1
DMA PDAP DAI
1
DMA PDAP EP
1
DMA Ping Pong
1
SIP7-0
DMA Ping Pong
1
PDAP DAI
DMA Ping Pong
1
PDAP EP
11-8
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11-7.
IDP_CTL0
Global Control
IDP_
IDP_ENx IDP_
DMA_EN
0
1
0
1
0
1
1
1
1
1
1
1
1
1
1
1
1
1
ADSP-214xx SHARC Processor Hardware Reference
IDP_CTL1
Channel Control
IDP_PINGx IDP_
DMA_ENx
0
0
0
0
0
0
1
0
1
0
1
0
1
1
1
1
1
1
IDP_PP_CTL
PDAP_PP
PDAP_EN
_SELECT
0
0
1
0
1
1
0
0
1
0
1
1
0
0
1
0
1
1
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