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Frequent questions

  • [FAQ] DP83826I: How do I debug a PHY issue within an EtherCAT network?

    Part Number: DP83826I 3644.How to debug PHY level issues in EtherCAT networks.pdf

  • [FAQ] 10base-T and 10 base-Te difference

    What is the difference between 10Base-T and 10Base-Te?

  • [FAQ] DP83TD510E-EVM: How to use ping and iperf between two PCs through 510EVM Link?

    Part Number: DP83TD510E-EVM ping&iperf_510.ppt

  • [FAQ] DP83826E: How does pin 29 on DP83826 act depending on strap mode?

    Part Number: DP83826E DP83826 in Enhanced mode has a pin which is GPIO, pin 29. This pin can be an LED or can be used as CRS. When PHY is set in RMII mode, this pin can be reprogrammed to be LED or CRS. When MII is strapped, this pin is forced to be CRS…

  • [FAQ] DP83822I: How to use RMII repeater mode in DP83822?

    Part Number: DP83822I Could someone guide me on how to use DP83822 for RMII repeater mode?

  • [FAQ] DP83822I: Link up debug with DP83822

    Part Number: DP83822I

  • [FAQ] DP83822I: 822/826 Odd Nibble Detection disable for EtherCAT application

    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…

  • [FAQ] Can Auto-negotiation link up with Force mode on 100mbps?

  • [FAQ] DP83822IF: Fiber Link Status

    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…

  • [FAQ] Extended Register Space Access for Ethernet PHYs

    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…

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