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  • OPT4048: OPT4048 I2C address

    Resolved
    Part Number: OPT4048 Hi, Are the I2C addresses correct in the attached table? It looks like VDD and SCL sets the same address. Best regards, /Niklas
    • Resolved

  • OPT4048: Black Value Fluctuations Following Counter Value Changes

    TI Thinks Resolved
    Part Number: OPT4048 Tool/software: I am experiencing an issue where the black value appears to fluctuate in response to changes in the counter value. The black value should ideally remain stable, but it seems to be following variations in the counter…

  • OPT4048: Where and how much delay is needed?

    TI Thinks Resolved
    Part Number: OPT4048 Tool/software: Below is your GUI code. I understand that the delay time is calculated as conversion time × 0.7 × number of channels, and the delay is proportional to the number of channels. However, why is it multiplied by 0.7…
    • Answered

  • OPT4048: Guidance for calibration?

    Resolved
    Part Number: OPT4048 Tool/software: I am evaluating the use of the OPT4048 for a color detection application where a strip of paper will be illuminated with a white LED and the OPT4048 will then generate a color reading. This application does not have…
    • Resolved

  • OPT4048: Color Sensor/Detection Issues when converting from the CIE values to XYZ/RGB

    TI Thinks Resolved
    Part Number: OPT4048 Tool/software: Hello, I'm currently working with the OPT4048DTSR color sensor and using the basic template code provided on the SparkFun website ( learn.sparkfun.com/.../detecting-colors-with-the-sparkfun-tristimulus-color-sensor…
    • Answered

  • OPT4048: Incorrect CCT reading

    Resolved
    Part Number: OPT4048 Tool/software: Hello, I have a problem with the correct calculation of the CCT value. While the lux measurement seems to be correct. CIE x, CIE y, and therefore CCT also seem to be incorrect. For example I get: CH[0]: 31424 CH…
    • Resolved

  • OPT4048: Register writing problem

    TI Thinks Resolved
    Part Number: OPT4048 Tool/software: Hi ti team, 1. It is impossible to operate the register. Even if writing is repeated multiple times, the value read from the register is still always a default value (attempts have been made for the two registers…
    • Answered

  • OPT4048: Coupon Board Compatibility

    Resolved
    Part Number: OPT4048 Other Parts Discussed in Thread: OPT4060 Tool/software: Good day, I have a OPT4060 EVM and would like to know if the OPT4048 will be work correctly if I plug it into the OPT4060 EVM? Or is each EVM only intended for a specific…
    • Resolved

  • OPT4048: source for reference code / driver code C/C++ for OPT4048

    TI Thinks Resolved
    Part Number: OPT4048 Other Parts Discussed in Thread: OPT3001 A little new to the TI forums - Is there reference source code for the OPT4048 sensor - Not looking forward to re-creating the wheel from datasheet I2C specs, but can if need be. Thank you…

  • OPT4048: Color Calibration / Correction Matrix

    Part Number: OPT4048 Tool/software: Hi, We want to use multiple OPT4048's to check the color correctness of LED-traffic lights during pre-production testing. I can see not only a spread between the individual OPT4048 x/y coords, but also a significant…

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