Knowledge Base Article

Where are "second address chained" bits in both receiver and transmitter descriptor registers in Cyclone® V/Arria® V SoC Ethernet Media Access Controller assigned?

Description

The “Second address chained” bits in receiver and transmitter descriptors are RDES[14] and TDES1[20] respectively.  

The DMA controller section of the Cyclone® V/Arria® V Hard Processor System Technical Reference Manual version 15.1 and earlier incorrectly state RDES[24] and TDES1[24].

Resolution

This problem will be fixed in future release of the Cyclone® V/Arria® V Hard Processor System Technical Reference Manual.

Updated 2 months ago
Version 3.0
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