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Visitor II
September 25, 2024
Question

ST IMU supports set I2C address

  • September 25, 2024
  • 2 replies
  • 2649 views

I'm interested in integrating multiple ST IMU(6 or 9 axis) sensors to my project. However, all IMUs will be connected in serial to simplify electrical circuit design so each IMU should has its own I2C address. Pls recommend several ST IMUs either 6 or 9 axis so I can test and connect them only by I2C bus. THX!

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    2 replies

    Technical Moderator
    October 9, 2024

    Hi @kaosun ,

    Here you can find all our IMUs and you can choose the one fits better to your application.

    You can also compare their features and performances.

    Hope this helps :)

    kaosunAuthor
    Visitor II
    October 9, 2024

    Thanks for your reply! I mean if I have 10 IMUs connected in serial only by 4-wire I2C (VCC, SDA, SCL and GND), each IMU should be set a unique I2C address. Referring to VL53L4CD TOF sensor, it supports "set i2c address" function, is there any IMU can do same thing? If no, can I know how much you will charge for customizing a new firmware to enable "set i2c address" just like VL53L4CD for IMU LSM6DSM?  THX!

    kaosunAuthor
    Visitor II
    November 21, 2024

    Sorry, i3c.  All IMUs will be connected by i3c, probably power on them one by one to be dynamically assigned an address and finally make all of them work, is it possible? Dur to circuit limit, we cannot use an i2c multiplexer chip.