Knowledge Base Article

DMA Controller Always Busy in Burst Mode

Description

The DMA controller component (altera_avalon_dma), when enabled for burst transactions, does not perform transfers at widths other than its full data width. The DMA controller is always busy.

Resolution

When bursting is enabled, the DMA controller must be programmed to perform transactions at its full data width.

Updated 2 months ago
Version 3.0
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