SDAA251 March   2026 DS90UB948-Q1

 

  1.   1
  2.   Abstract
  3. 1Introduction
  4. 2AV MUTE Mode
    1. 2.1 AV MUTE Mode in HDCP
    2. 2.2 FPD-Link HDCP Device Family-UB and UH
  5. 3UB Device Can Incorrectly Enter AV MUTE State
  6. 4How to Prevent Entering AV MUTE Mode
    1. 4.1 Prevent Video Signals During the Blanking Interval
    2. 4.2 Fix EQ Value
    3. 4.3 How to Find EQ Value
  7. 5Summary
  8. 6References
Application Note

How to Avoid False HDCP-Triggered AV MUTE Mode in FPD-LINK III DS90UB94x and DS90UB92x Devices