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Showing 16 results View by: Thread Post Sort by
    Answered
  • Does DM814x support I2C "clock stretching" mode ?

    Rex Liao
    Rex Liao
    Resolved
    Other Parts Discussed in Thread: DS90UB901Q-Q1 , DS90UB902Q-Q1 Dear sir, We try to connect NS LVDS chips "DS90UB901Q-Q1/DS90UB902Q-Q1" to DM814x. We found LVDS chip needs I2C "clock stretching" mode support on DM814x's I2C controller. Could…
    • Resolved
    • over 14 years ago
    • Processors
    • Processors forum
  • RE: SERDESUB-16USB no PCLK on serializer side

    Dac Tran
    Dac Tran
    Hi Dang Tr, There is an internal 25MHz oscillator on the Serializer. However, the 25MHz cannot be accessed directly and will be serialized by 28*PCLK onto the FPD-Link III data stream. In camera mode, by default the Serializer is in a low-power Standby…
    • over 13 years ago
    • Interface
    • Interface forum
  • Answered
  • DS90UB902Q-Q1: LOCK signal of DS90UB902Q falls to low occasionally

    Kenzo Tan
    Kenzo Tan
    Resolved
    Part Number: DS90UB902Q-Q1 Hello, We use in combination of DS90UB901Q and DS90UB902Q. There is a issue that the LOCK signal of DS90UB902Q falls to low occasionally and CRC errors occur(Pass signal to high). We using Both DS90UB901Q and DS90UB902Q in Slave…
    • Resolved
    • over 6 years ago
    • Interface
    • Interface forum
  • RE: DS90UB960-Q1: [Baolong] TARGET_ID and TARGET_ALIAS

    Hamzeh Jaradat
    Hamzeh Jaradat
    Hi He Dong, Nice e-meeting you. If your system has the I2C master attached to the DES, i.e. looks like this: Imager / EPROM <--> SER <--> DES <--> SoC (I2C master), the only configuration you need is to define the IDx and Aliases on the DES as you…
    • 6 months ago
    • Interface
    • Interface forum
  • RE: DS90UB948-Q1: i2c SCL configuration

    Ben Dattilo
    Ben Dattilo
    HI Dongbao, I will have to look into this and get back to you. In the meantime here are two I2C appnotes that apply to FPD3 devices. 6318.snla131a.pdf 6840.snla222.pdf Regards, Ben
    • over 2 years ago
    • Interface
    • Interface forum
  • Answered
  • RE: DS90UB948-Q1: i2c timing between 948 and front screen MCU

    Ben Dattilo
    Ben Dattilo
    Resolved
    Also, In case you have not seen these yet, here are two app notes that discuss I2C communication over FPD-Link: SNLA131A - I2C Communication Over FPD-Link III with Bidirectional Control Channel snla131a.pdf SNLA222 - I2C over DS90UB913/4 FPD-Link…
    • over 2 years ago
    • Interface
    • Interface forum
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