Knowledge Base Article

Why is the Stratix V GT device receiver parallel data output incorrect when using Quartus II software versions 14.0 to 15.0?

Description
Due to a problem in the Quartus® II software versions 14.0 to 15.0, you may see an incorrect rx_parallel_data[63:0] parallel data output on a Stratix® V GT receiver. The rx_parallel_data[127:64] will be correct.
Resolution

To work around this problem, you can install Quartus II software version 15.0, then download and install the patch below

    This problem will be fixed in a future version of the Quartus II software.

    Updated 1 month ago
    Version 3.0
    FPGA Dev Tools Quartus II Software
    stratix® v fpgas
    troubleshooting
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