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Showing 76 results View by: Thread Post Sort by
    Answered
  • DP83TC814S-Q1: Link quality issue

    Jingkun Wang
    Jingkun Wang
    Resolved
    Part Number: DP83TC814S-Q1 Tool/software: Hello TI Team, The register 0x0012 bit7 sets into "1", Master and Slave link normally. The pin " INT_N" keeps low after power on. Read back register: 0x0012: 0x80ff 0x0871: 0x00ee --> SQI: 7 (best…
    • Resolved
    • 10 months ago
    • Interface
    • Interface forum
  • DP83TC814S-Q1: Need for timing budget sheet for DP83TC814S-Q1

    Praveena PL
    Praveena PL
    TI Thinks Resolved
    Part Number: DP83TC814S-Q1 How to find the setup and hold margin
    • over 1 year ago
    • Interface
    • Interface forum
  • Answered
  • DP83TC814S-Q1: How to disable the auto-polarity detection in DP83TC814S-Q1

    Hanamantappa  Hugar
    Hanamantappa Hugar
    Resolved
    Part Number: DP83TC814S-Q1 Hello All, we are using DP83TC814S-Q1 Phy chip in our project. we want to know how to disable the auto-polarity detection using register 553h
    • Resolved
    • over 1 year ago
    • Interface
    • Interface forum
  • Answered
  • DP83TC814S-Q1: About PMA Test

    Jingkun Wang
    Jingkun Wang
    Resolved
    Part Number: DP83TC814S-Q1 Tool/software: Hello TI Team, When I test the Transmitter Output Droop of PMA, I find that the waveform has 67MHz-68MHz ringing. Is it normal? Another , could you provide the DP83TC814S-Q1's PMA report for us? …
    • Resolved
    • over 1 year ago
    • Interface
    • Interface forum
  • DP83TC814S-Q1: Ethernet PHY LEDs

    Aaron Mattox
    Aaron Mattox
    TI Thinks Resolved
    Part Number: DP83TC814S-Q1 Tool/software: Hello, I am using the DP83TC814SRHARQ1 as my ethernet PHY and am trying to figure out how to properly connect the indicator LEDs on LED_0 (Pin 35) and LED_1 (Pin 6). My VDDIO voltage is set to 1.8V. The example…
    • over 1 year ago
    • Interface
    • Interface forum
  • DP83TC814S-Q1: SQI value is always at Level 2. Need help to understand the cause

    Dhyan Mothukuri
    Dhyan Mothukuri
    TI Thinks Resolved
    Part Number: DP83TC814S-Q1 Tool/software: Hello I am getting the SQI value as 2 always despite the change in media converter / rework. 1. With Technica Media Converter and 1m harness 2. Even after shortening / directly connecting with out…
    • 7 months ago
    • Interface
    • Interface forum
  • DP83TC814S-Q1: EMI Issue

    Jingkun Wang
    Jingkun Wang
    Part Number: DP83TC814S-Q1 Tool/software: Hello TI Team, Now we have the EMI issue in GPS band. We can know the issue caused by the RGMII TX_CLK and RX_CLK (25MHz). Do you have any suggestions for improvements via software configuration or hardware…
    • over 1 year ago
    • Interface
    • Interface forum
  • DP83TC814S-Q1: SQI Issue

    Jingkun Wang
    Jingkun Wang
    Part Number: DP83TC814S-Q1 Tool/software: Hello TI Team, When we test the SQI of TC8 in lab, they found below issue: SQI value drops down suddenly when the noise level decreases. What might be causing this problem? Best Regards! Wang Jing…
    • over 1 year ago
    • Interface
    • Interface forum
  • Answered
  • DP83TC814S-Q1: Crystal

    Ivy Jin
    Ivy Jin
    Resolved
    Part Number: DP83TC814S-Q1 Tool/software: Hi team, 1. For DP83TC814S-Q1, if the customer is using RMII slave mode, how should the MCU side be connected when they clock the PHY using an external active crystal? 2. May I ask that why is there a 25 Mhz…
    • Resolved
    • over 1 year ago
    • Interface
    • Interface forum
  • DP83TC814S-Q1: Configuring SGMII Signal Characteristics

    Dhyan Mothukuri
    Dhyan Mothukuri
    TI Thinks Resolved
    Part Number: DP83TC814S-Q1 Tool/software: Hello TI Team, I'm working with the DP83TC814S PHY and have a question regarding SGMII interface configuration . For the SGMII interface, I would like to know whether the signal characteristics can be configured…
    • 11 months ago
    • Interface
    • Interface forum
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