Article ID: 000079319 Content Type: Troubleshooting Last Reviewed: 09/11/2012

Why do I get "Can't fit design in device" error when I instantiate Quartus® II software version 6.1 DDR2 Controller in some Cyclone® II devices?

Environment

BUILT IN - ARTICLE INTRO SECOND COMPONENT
Description

You may receive "Can't fit design in device" error when you instantiate the DDR2 Controller in the Quartus II version 6.1software for some Cyclone II devices. This is due to a problem in the constraints generated by the Quartus II 6.1 software DDR2 MegaCore® function. To fix this error, use mySupport to request patch 0.02 for the Quartus II software version 6.1 for both PC and Linux versions.This problem is scheduled to be fixed in Quartus II software version 7.0.

Related Products

This article applies to 1 products

Cyclone® II FPGA