AR# 71935

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HDMI RX Subsystem v3.1 - Info frame packets corrupted when switching resolutions

描述

When switching resolutions, some info frames are returned from the core corrupted.

解决方案

This is a known issue in HDMI v3.1 in Vivado 2018.1, 2018.2 and 2018.3.

This issue has only been observed using a QD980 source when switching between resolutions. 

When the issue occurs, the HDMI core believes that it is being sent 3D data and returns video from the subsystem incorrectly.

The patches below can be used to fix the issue by updating the core to filter out any incomplete packets or packets with ECC errors.

  • Vivado 2018.1 - Users can download the HDMI Receiver Subsystem patch from (Xilinx Answer 71203) to work around this issue.
  • Vivado 2018.2 - Users can download the HDMI Receiver Subsystem patch from (Xilinx Answer 71204) to work around this issue.
  • Vivado 2018.3 - Users can download the HDMI Receiver Subsystem patch from (Xilinx Answer 71920) to work around this issue.

链接问答记录

主要问答记录

Answer Number 问答标题 问题版本 已解决问题的版本
54546 HDMI 1.4/2.0 Receiver (RX) Subsystem - Release Notes and Known Issues for the Vivado 2015.1 tool and later versions N/A N/A
AR# 71935
日期 01/28/2019
状态 Active
Type 综合文章
IP
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