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  1. I will show you a better image tomorrow. Thanks...

    I will show you a better image tomorrow. Thanks for your feed back.
  2. Connection

    I will try the logic analyzer tomorrow.

    My connection between two board are
    25059
    Have a try the connect and my code.
  3. Correct

    Correct! Correct!
  4. Thanks for the reply. Her are our set up and...

    Thanks for the reply. Her are our set up and code.

    We connect the 4 ICS52000 microphone array from
    https://www.notwired.co/products/detail/nwaudics52000-notwired-co/605574/
    with the Teensy 4.1...
  5. has anyone successfully connect ICS52000 TDM microphone with Teensy 4.1?

    :confused:

    In the past month or so, we tried to connect the ICS5200 with the Teensy 4.1
    but no success.

    There are post in the forum that successfully connect the ICS52000 with
    teensy 3.6.
    ...
  6. The ICS52000 does not have the LRCLK pin :(

    The ICS52000 does not have the LRCLK pin :(
  7. We have tried you suggestion, but it does not...

    We have tried you suggestion, but it does not work.

    Please help us figure out the connection between the ICS52000 and the teensy 4.1
  8. Replies
    2
    Views
    306

    background knowledge for this code.

    HI WMXZ,

    I have been asking a lot of questions and read many post of this forum.

    It seems like that the code you posted here is the most appropriate for our project.
    We want to connect the...
  9. For our project, we want to save the recording to...

    For our project, we want to save the recording to SD card, and process the data on PC
    using Matlab.

    I have a hard time to covert the 24 bit PCM data to floating point number. :(
  10. I just want to save the 24 TDM microphone signal to SD card as floating point number

    Using the audio library to process the data will discard the low 8 bit data of the orignal 24 bit microphone data.


    I just want to save the 24 bit TDM microphone signal to SD card as floating...
  11. I have been trying to run the following code. ...

    I have been trying to run the following code.
    The code runs correctly, but no file is stored on the SD card? :confused:



    / Record TDM input sound as raw data (18ch, Signed 24-bit...
  12. I am total confused, waht do you mean "If...

    I am total confused, waht do you mean

    "If you're using the audio library, only the top 16 bits are captured. The low 8 bits are lost."
  13. 24 bit binary data to floating point number conversion?

    Currently, we have TDM microphone connect to the teensy 4.1.

    The recodings are 24 bits binary data.

    Due to our limited knowledge, we do not know how to interperate the 24 bit binary data.

    ...
  14. Can i connect the tdm output with tdm input directly on Teensy 4.1?

    Can i connect the tdm output with tdm input directly on Teensy 4.1 for inspection purposes?
  15. How do I save the Audio data to the SD Card?

    Question on saving Audio data to the SD Card on Teensy 4.1

    There is a conflict when I #include "SdFat-beta.h" and #include <Audio.h>.

    Here is the SD card code, and it works.

    #include...
  16. :cool: Thanks.

    :cool: Thanks.
  17. Replies
    1
    Views
    347

    When will Teensy 4.2 be available?

    When will Teensy 4.2 be available?

    and how powerful it will be?
  18. Thanks for the reply. I still do not...

    Thanks for the reply.

    I still do not understand, the pin configuration of a ICS52000 is shown in the figure
    24505
    which shows SD, WS, SCK, not the MCLK, BLCK, LRCLK.


    Should I connect the...
  19. How to connect teensy 4.1 with the ICS52000 array

    I have Teensy 4.1 and a four ICS52000 microphone array as shown in the figure
    24500

    How to connect teensy 4.1 with the ICS52000 array?

    The Teensy audio design tool show the following...
  20. Great thanks for your reply. :cool:22867

    Great thanks for your reply. :cool:22867
  21. Is there any example c++ code for TDM1 and TDM2?

    Is there any example c++ code for TDM1 and TDM2?
  22. Is Two TDM input data bus on a Teensy 4.1 possible?

    I have bought a Teensy 4.1 board, I need to measure 32 microphones.

    I have two ics52000 microphone array, and each array contains 16 ICS52000 microphones which share a single TDM data bus.

    How...
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