Analog Devices SHARC ADSP-214 Series - Page 21

ADSP-214xx SHARC Processor Hardware Reference xxi
Contents
Single Channel Processing ................................................. 6-48
Multichannel Processing .................................................... 6-49
Debug Mode ..................................................................... 6-52
Write to Local Memory ................................................. 6-52
Read from Local Memory .............................................. 6-52
Single Step Mode .............................................................. 6-53
FIR Programming Example ............................................... 6-53
IIR Accelerator ............................................................................ 6-55
Features ................................................................................. 6-55
Register Overview ................................................................. 6-55
Clocking ............................................................................... 6-56
Functional Description .......................................................... 6-56
Multiply and Accumulate (MAC) Unit .............................. 6-59
Data Memory ................................................................... 6-60
Coefficient Memory .......................................................... 6-60
Internal Memory Storage ................................................... 6-60
Coefficient Memory Storage .......................................... 6-60
Operating Modes ................................................................... 6-61
Window Processing ........................................................... 6-61
40-Bit Floating-Point Mode .............................................. 6-61
Data Transfers ....................................................................... 6-62
DMA Access ..................................................................... 6-62
Chain Pointer DMA ...................................................... 6-62
Interrupts .............................................................................. 6-64
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