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Interface

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Interface forum

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Texas Instruments (TI) Interface support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search interface IC content or ask technical support questions on everything from ESD protection to interfacing with USB, Ethernet, and HDMI. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
Frequent questions
  • [FAQ] DP83822I: How to use RMII repeater mode in DP83822?

    Hillman Lin
    Hillman Lin
    Part Number: DP83822I Could someone guide me on how to use DP83822 for RMII repeater mode?
    • Answered
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83822I: Link up debug with DP83822

    Hillman Lin
    Hillman Lin
    Part Number: DP83822I
    • Answered
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83822I: 822/826 Odd Nibble Detection disable for EtherCAT application

    Hillman Lin
    Hillman Lin
    Part Number: DP83822I For 822/826 PHYs, Odd Nibbles Detection register need to be disable in order to prevent unexpected link loss in EtherCAT application. DP83826PHY: Odd Nibble Detection could be disable by strap 1 CLKOUT/LED1 pin in enhanced…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] Can Auto-negotiation link up with Force mode on 100mbps?

    Hillman Lin
    Hillman Lin
    • Answered
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83822IF: Fiber Link Status

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Part Number: DP83822IF Other Parts Discussed in Thread: DP83822HF , The DP83822IF and DP83822HF are the fiber capable variants of the DP83822. Bit 2 in Register 0x0001 indicates link status for both Copper and Fiber modes of operation. In copper mode…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] Extended Register Space Access for Ethernet PHYs

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Our Ethernet PHYs have a standard set of registers, 0x0-0x1F, that can be accessed in a straight forward fashion. Registers beyond 0x1F require a different approach to access. This FAQ is intended to provide a few examples on how to read/write these…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] SN65DSI86: SN65DSI86 Resolution Guide

    Allison Noe
    Allison Noe
    Part Number: SN65DSI86 What display resolution will the SN65DSI86 support?
    • Answered
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83867E: What is the default mode of RGMII when using DP83867, shift or align?

    Gerome Cacho
    Gerome Cacho
    Part Number: DP83867E When bootstrapped to be in RGMII mode, DP83867 will be in shift mode by default; not align mode. The modes will be corroborated via Reg 0x32[1:0].
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83869HM: How to generate 125MHz on CLKOUT pin for DP83869

    Gerome Cacho
    Gerome Cacho
    Part Number: DP83869HM DP83869HM needs an additional register to be written to enable CLKOUT modification. By default, this signal is a buffered version of the XI signal. Reg 0xC6 must have 0x10 written in order for the value in Reg 0x170[12:8] to take…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] TI Ethernet PHY Capacitive Coupling (Transformerless Operation)

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Other Parts Discussed in Thread: DP83869 Summary: All of our Industrial Ethernet PHYs support Transformer-less Operation via Capacitive Coupling except for the DP83867. The DP83867 does not support Transformer-less Operation. List of Industrial…
    • over 2 years ago
    • Interface
    • Interface forum
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  • Answered

    DP83826I: Can DP83826I be used with RJ45, part number 74982104400 product by Wurth? 0 Locked

    412 views
    6 replies
    Latest over 5 years ago
    by Kazuya Nakai59
  • Not Answered

    DS90UH926Q-Q1: interrupt 0 Locked

    369 views
    7 replies
    Latest over 5 years ago
    by Aaron Heng
  • Suggested Answer

    DP83849IF: DP83849IF 0 Locked

    767 views
    25 replies
    Latest over 5 years ago
    by Justin Lazaruk
  • Answered

    DP83865: DP83865DVH Component Marking 0 Locked

    599 views
    8 replies
    Latest over 5 years ago
    by Doug Edge
  • Not Answered

    DP83867IR: TX Interface skew between different input types as it relates to timing 0 Locked

    194 views
    3 replies
    Latest over 5 years ago
    by Cecilia Reyes
  • Not Answered

    DS90UB933-Q1: Can VDDPLL and VDDCML be tied together and use same1V8 power supply for the DS90ub933? 0 Locked

    174 views
    1 reply
    Latest over 5 years ago
    by Sally Cheung95
  • Not Answered

    DP83822I: TX_CLK doesn't work 0 Locked

    247 views
    1 reply
    Latest over 5 years ago
    by Cecilia Reyes
  • Suggested Answer

    DS280DF810: reference document 0 Locked

    255 views
    1 reply
    Latest over 5 years ago
    by Rodrigo Natal
  • Answered

    DP83848Q-Q1: production history for automotive 0 Locked

    156 views
    3 replies
    Latest over 5 years ago
    by Cecilia Reyes
  • Suggested Answer

    TDP142: Trace Length Calculation, Cascade TDP142? 0 Locked

    664 views
    11 replies
    Latest over 5 years ago
    by David (ASIC) Liu
  • Answered

    TUSB546-DCI: TUSB546 & TUSB564 DisplayPort splitter box. Possible? 0 Locked

    632 views
    2 replies
    Latest over 5 years ago
    by David (ASIC) Liu
  • Suggested Answer

    TPD4E02B04: IEC 61000-4-4 capavility 0 Locked

    447 views
    1 reply
    Latest over 5 years ago
    by Matt Smith
  • Answered

    DS25BR204: Output termination and power down 0 Locked

    227 views
    1 reply
    Latest over 5 years ago
    by Nasser Mohammadi
  • Answered

    DS90UB953-Q1: How CSI signals are encoded into FPDLINK III? 0 Locked

    224 views
    1 reply
    Latest over 5 years ago
    by Jiashow Ho
  • Suggested Answer

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    519 views
    3 replies
    Latest over 5 years ago
    by Nasser Mohammadi
  • Answered

    DS90UB949A-Q1: Internal EDID loaded into device memory 0 Locked

    664 views
    5 replies
    Latest over 5 years ago
    by Charley Cai
  • Suggested Answer

    TPD4E001: Is that part supported for Gigabit Ethernet signals? 0 Locked

    253 views
    1 reply
    Latest over 5 years ago
    by Matt Smith
  • Answered

    TUSB8042: Using without EEPROM 0 Locked

    387 views
    6 replies
    Latest over 5 years ago
    by WST
  • Answered

    TPS25750: TPS25750 design collateral 0 Locked

    281 views
    2 replies
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    by Abhishek singh
  • Answered

    TUSB522P: Question about OS PIN 0 Locked

    245 views
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    Latest over 5 years ago
    by Malik Barton57
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