Write Effect Latency; Programming Models; External Port; Dma - Analog Devices SHARC ADSP-214 Series Hardware Reference Manual

Table of Contents

Write Effect Latency

For details on write effect latency, see the SHARC Processor Programming

The following sections provide information on the various programming

models that are used through the external port interface.

The section describes software programming steps required for the suc-

cessful operation of the external port.

The following sections describe the programming steps for different types

of DMA transfers.

Use the following procedure to set up and run a standard DMA on the

external port.

1. Configure the

desired wait states, data bus width, and so on. Configure the

registers to enable SDRAM/DDR2, and to set the desired clock

and timing settings, the data bus width, and other parameters.

2. Initialize the

3. If circular buffering is desired, use the corresponding TCB storage.

ADSP-214xx SHARC Processor Hardware Reference

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registers to enable the AMI and to set the

External Port

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