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Showing 20 results View by: Thread Post Sort by
  • FPC401: Portcontroll FPC401

    Kelly Bai
    Kelly Bai
    TI Thinks Resolved
    Part Number: FPC401 Hi team, Could you help explain how FPC401 will detect the LOS signal and generate Interrupt output? Any debouncing operation included? Also, pls help to check below application OK or not? We will use many LOS signals input.…
    • over 2 years ago
    • Interface
    • Interface forum
  • FPC401: reading out pre-fetched data

    Maciej Kwiatkowski
    Maciej Kwiatkowski
    TI Thinks Resolved
    Part Number: FPC401 Hi, I noticed that the FPC401 addresses the downstream device when accessing pre-fetched SFP data. This results in stretching the host side I2C clock (first two bytes). I'm attaching a screen grab from an I2C analyzer showing this…
    • over 1 year ago
    • Interface
    • Interface forum
  • FPC401: FPC401 feature differences from FPC402

    Watson
    Watson
    TI Thinks Resolved
    Part Number: FPC401 Other Parts Discussed in Thread: FPC402 , Hello, Customer has one more question about FPC401 and FPC402. Except i2c downstream address diff as below, Did FPC401 and FPC402 has other diff features or limitations on application? I…
    • over 3 years ago
    • Interface
    • Interface forum
  • FPC401: Can FPC401 support QSFP28 and QSFP-DD

    Kelly Bai
    Kelly Bai
    TI Thinks Resolved
    Part Number: FPC401 Other Parts Discussed in Thread: FPC402 , Hi team, I have a question below need your help: Are FPC401 and FPC402 I2C mode able to support access of QSFP-28 and QSFP-DD EEPROM full address range? In the FPC402 applications QSFP…
    • over 4 years ago
    • Interface
    • Interface forum
  • FPC401: the difference between the FPC401 and FPC402

    Frank Xiao
    Frank Xiao
    TI Thinks Resolved
    Part Number: FPC401 Other Parts Discussed in Thread: FPC402 , Hi team, We want to check the difference between the FPC401 and FPC402. Thanks. How to deal with the unused GPIO,SPI_LED_CLK, ports(ports related pins as ABS, TXFAULT)? Whether we can…
    • over 4 years ago
    • Interface
    • Interface forum
  • FPC401: can our part support laser off QSFP28 within 50ms

    Kelly Bai
    Kelly Bai
    TI Thinks Resolved
    Part Number: FPC401 Other Parts Discussed in Thread: FPC402 Hi team, Can our FPC401 support the feature to laser off QSFP28 within 50ms? We use SPI to access FPC401 which connected QSFP28 module with I2C bus. And tried to do QSFP28 module laser…
    • over 3 years ago
    • Interface
    • Interface forum
  • RE: FPC401: LED support questions

    Nasser Mohammadi
    Nasser Mohammadi
    Hi Bonnie, FPC401 and other FPC device control blinking and dimming. Do you have access to data sheet and design documents? Please send me email at Nasser.mohammadi@ti.com and provide some background on your application as well. Regards,,,nasse…
    • over 7 years ago
    • Interface
    • Interface forum
  • Answered
  • FPC401: Can the FPC401 address non-MSA modules which have 8-bit addresses which are different from 0xA0 and 0xA2?

    Casey Morrison
    Casey Morrison
    Resolved
    Part Number: FPC401 Other Parts Discussed in Thread: FPC402 Posted on behalf of another E2E user: For the optical module I2C address, do we have only two choices for 8-bit address: 0xA0 & 0xA2? If the optical module has some other I2C address (like…
    • Resolved
    • over 8 years ago
    • Interface
    • Interface forum
  • Answered
  • FPC401: Default I2C addresses on the device look to be in the reserved I2C range?

    madphysics
    madphysics
    Resolved
    Part Number: FPC401 Hi, We're looking to use the FPC401 on our design and looking at the data sheet the device powers up with a default address of 0x1E in 8bit, (0xF in 7bit). Also, the down stream devices are placed at 0xF0 0xF2 0xF4 0xF6 0xF8 0xFA…
    • Resolved
    • over 6 years ago
    • Interface
    • Interface forum
  • FPC401: How to reset SFP+ /QSFP*

    Toshiyuki
    Toshiyuki
    TI Thinks Resolved
    Part Number: FPC401 Hi, Our customer is considering FPC401. Then, if the SFP+/QSFP+ is stuck during I2C communications, is there any way to reset the SFP+/QSFP+? Best Regards, Toshiyuki
    • over 8 years ago
    • Interface
    • Interface forum
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