Contents
xvi ADSP-214xx SHARC Processor Hardware Reference
Programming Model ................................................................... 4-22
Changing the Link Port Clock ............................................... 4-23
Receive DMA ....................................................................... 4-24
Transmit DMA ..................................................................... 4-24
MEMORY-TO-MEMORY PORT DMA
Features ........................................................................................ 5-2
Register Overview ......................................................................... 5-2
Clocking ...................................................................................... 5-2
Functional Description ................................................................. 5-3
Data Transfer Types ...................................................................... 5-3
Data Buffer ............................................................................. 5-3
DMA Transfer ........................................................................ 5-4
Interrupts ..................................................................................... 5-4
MTM Throughput ....................................................................... 5-5
Effect Latency .............................................................................. 5-5
Write Effect Latency ............................................................... 5-5
MTM Effect Latency .............................................................. 5-5
Programming Model ..................................................................... 5-5
FFT/FIR/IIR HARDWARE MODULES
FFT Accelerator ............................................................................ 6-3
Features .................................................................................. 6-4
Register Descriptions .............................................................. 6-4
Clocking ................................................................................. 6-5