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Results on EngineerZone

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    1. 1B-04a fails in HDCP authentication of ADV7625

      Forum Thread
      Answered
      Video
      26 March, 2023
      Hello, 1B-04a fails in HDCP authentication of ADV7625.In Second Part of Authentication, it is an error that V' does not match, but when reading the KSV list before that, the KSV value does not match and retry processing runs, so it seems that V' cannot be read. Also …
      adv7625adv762xHDMI/DVI ReceiversHDMI/DVI Transmittersadv7626HDMI/DVI Devices

    2. ADV7612 AC timing with LLC_DLL_MUX = 1b

      Forum Thread
      Answered
      Video
      23 February, 2012
      Hello, I'm looking for the AC characteristics of DATA AND CONTROL OUTPUTS Data Output Transition Time with LLC_DLL_MUX = 1b (Muxes the DLL output on LLC output)Only the AC characteristics for LLC_DLL_MUX = 0b is written on Table 2 in Page 5 of 20 (Rev.C …
      HDMI/DVI Receiversadv7612HDMI/DVI Devices

    3. Can I use LTP8802A-1B / DC3190B-F without any air flow moving across it?

      Docs & FAQs
      Other Products (EN)
      Yes, you can use provided that it would only be operated in no load conditions and only PMbus configurations would be done. Without any fans, expect the module to operate at around 70 C when steady state conditions are reached.

    4. RE: 1B-04a fails in HDCP authentication of ADV7625

      Forum Reply
      Video
      28 April, 2023
      Hi, Regarding "3C-1-01" Test Case, Please ensure the Sink device whether it is already passed the Receiver test. Also ensure with below timing during the second part authentication protocol, Thanks, Poornima

    5. RE: 1B-04a fails in HDCP authentication of ADV7625

      Forum Reply
      Video
      24 April, 2023
      Hi, As Stated, If DUT does not read BCAPS (READY) within five seconds after reading R0', then authentication will FAIL. Note: DUT may read BCAPS (READY) at any rate as it prefers within five seconds. Also If the asserted READY Status ( i.e READY is set, the HDCP Transmitter reads …

    6. RE: 1B-04a fails in HDCP authentication of ADV7625

      Forum Reply
      Video
      24 April, 2023
      Hello, I put a wait of 30frames=500ms before Bcaps Read referring to the post on 4/4.As a result, I passed the 1B-04a exam with ATC.However, 3C-1-01 failed with an error that the timing to read the KSV FIFO was late. If the wait …

    7. RE: 1B-04a fails in HDCP authentication of ADV7625

      Forum Reply
      Video
      21 April, 2023
      Hello, In the post on 4/4, please read the Bcaps resister after 30 frames of unencrypted video.However, HW manual p.225 is a flow to confirm BCAPS[5] after proceeding with BKSV flow after HDCP DESIRED to 1.Could you tell me the appropriate timing to read BCAPS …

    8. RE: 1B-04a fails in HDCP authentication of ADV7625

      Forum Reply
      Video
      21 April, 2023
      Hi, But is it necessary to secure some wait time from switching to HDMI mode to HDCP DESIRED EN ? Yes, As per HDMI initialization sequence we should wait some time until it detects HDMI mode before enabling the HDCP DESIRED bit. Also we should follow the HDCP standard flow or …

    9. RE: 1B-04a fails in HDCP authentication of ADV7625

      Forum Reply
      Video
      20 April, 2023
      Hello, Sequence confirmed in April 4th post and HDCP spec.But is it necessary to secure some wait time from switching to HDMI mode to HDCP DESIRED EN? Also, when HDMI_DESIRED is set to EN, the ADV7625 automatically starts HDCP authentication inside the chip. In the HDCP standard flow …

    10. RE: 1B-04a fails in HDCP authentication of ADV7625

      Forum Reply
      Video
      20 April, 2023
      Hello, > We have to set the hdcp_desired bit to 1 and the frame encryption enable bit frame_enc to 1 & Mode should be HDMI. This means that it is necessary to change of HDMI Tx Main Map from the initial value of to . As a result of investigation, the …