Cyclone® V Hard Processor System Technical Reference Manual

ID 683126
Date 8/28/2023
Public
Document Table of Contents

8.3.10. Downsizing Data Width Function

The downsizing function reduces the data width of a transaction to match the optimal data width at the destination. Downsizing does not merge multiple-transaction data narrower than the destination bus if the transactions are marked as noncacheable.

The downsizing function reduces the data width by the following ratios:

  • 2:1
  • 4:1