Article ID: 000075979 Content Type: Troubleshooting Last Reviewed: 02/28/2013

Input Port CALCLK Not Driven by the Same Source when Compiling Serial Digital Interface Design

Environment

    Quartus® II Subscription Edition
BUILT IN - ARTICLE INTRO SECOND COMPONENT

Critical Issue

Description

Fitter error occurs when compiling the serial digital interface (SDI) I transmitter only with the Cyclone V device. The error message "Input Port CALCLK must be driven by the same source" is displayed.

This issue affects the Cyclone V device in 12.1.

Resolution

There is no workaround for this issue.

This issue is fixed in 12.1sp1dp1.

Related Products

This article applies to 1 products

Cyclone® V FPGAs and SoC FPGAs

1