Answered

• DP83TC812S-Q1: TC-10 POWER Supply

  

  Kung Poyuan

  Resolved

  Part Number: DP83TC812S-Q1 Tool/software: Hello, the Typical TC-10 application block diagram is as follows. May I ask if I can turn off the power to VDDA/VDDIO/VDDMAC in TC-10 mode? Do you have any recommended VREG chip models?

  • Resolved

  • 4 months ago
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• DP83TC812S-Q1: ErtherCat Compliant

  

  Ruixin Feng

  Part Number: DP83TC812S-Q1 Tool/software: Hi team, Can DP83TC812 be used for ErtherCat? If customer want to use ErtherCat based on 100MBASE-TI, which part is the best option? Thanks! Rayna

  • 4 months ago
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• DP83TC812S-Q1: Do we have software method to prevent stuck in training mode when the other PHY is disappear?

  

  Jass Jin

  Part Number: DP83TC812S-Q1 Tool/software: Hi expert, My customer told me that all 100Base-T1 has some bug in training period, if the other PHY is missing in training mode, the PHY will be stuck. Do we also have this feature and do we have some software…

  • 2 months ago
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• DP83TC812S-Q1: Link down due to cable hot plug

  

  Jass Jin

  TI Thinks Resolved

  Part Number: DP83TC812S-Q1 Tool/software: Hi expert, My customer is using 812 as slave. They found that there would be link down in hot plug 812s to the master device. Link can recover by: re-plug, soft reset, re-config. My question is why hot plug will…

  • 3 months ago
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• DP83TC811-Q1: If we can use DP83TC812-Q1 directly in previous board？

  

  Jack Li

  Part Number: DP83TC811-Q1 Tool/software: Hi Expert， My customer use DP83TC811-Q1 before and now the new project uses the Wake on Ethernet feature, which requires the Ethernet chip to change to the DP83TC812R, they wonder if they could change device t…

  • 3 months ago
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Answered

• DP83TC812S-Q1: MDIO communication failed

  

  YuWei Wu

  Resolved

  Part Number: DP83TC812S-Q1 Other Parts Discussed in Thread: AM62A7 , DP83TC812EVM-MC Tool/software: HI， We tried to adapt the DP83TC812S chip on the new hardware，The main control chip used is AM62A7. When the system started, the Kernel reported an error…

  • Resolved

  • 4 months ago
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Answered

• DP83TC812S-Q1: Wake up via MDI

  

  Shunsuke Yamamoto

  Resolved

  Part Number: DP83TC812S-Q1 Tool/software: Hi team, May I know if it is possible to wake up via MDI from TC10Sleep mode(Power Supplies off)? Sorry for my vague question due to lack of knowledge. Best regards, Shunsuke Yamamoto

  • Resolved

  • 5 months ago
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• DP83TC814S-Q1: Is the DP83TC812_reset operation in the dp83tc812.c driver necessary? Can it be removed?

  

  zhijie lin

  Part Number: DP83TC814S-Q1 Tool/software: Hello TI Team, It is known that the chip initialization function (DP83TC812_chip_init) in this driver contains two reset operations, namely HW_reset and SWreset. We have done some configuration by writing the…

  • 1 month ago
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Answered

• DP83TC812S-Q1: question about the RGMII signaling behavior

  

  jiahua ma

  Resolved

  Part Number: DP83TC812S-Q1 Tool/software: I am using DP83TC812S-Q1 to communicate with MAC which doesn't support eee. It seems that the lpi_exit signal (as descriped in RGMII_EEE_CTRL Register 0x603) is sent every time data is received. Rx_ER on rx_ctrl…

  • Resolved

  • 5 months ago
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• DP83TC812R-Q1: TC10 disable in DP83TC812

  

  Darek Cygan

  Part Number: DP83TC812R-Q1 Tool/software: Dear TI, I am comparing the old NXP chip TJA1100 and this DP83TC812x-Q1 and I have got couple of questions: 1. IS it possible to disable TC10 protocol in the TI chip or it is something inherent? The old chip…

  • 3 months ago
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