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    IMHO, it is not the enclosure per se, but...

    IMHO, it is not the enclosure per se, but external heat.
    If you cannot cool the box, a heatsink on processor is useless, as the box inside will heat up.
    plastic may even be worse, as it is bad heat...
  2. I had no error on the test program. Run...

    I had no error on the test program.

    Run complete: 30 Seconds

    But it is general that file that are not closed properly may show up as zero size. If you inspect them with hex editor you will see...
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    The audio library is designed for 16bot 44.1 kHz,...

    The audio library is designed for 16bot 44.1 kHz, but you can change. There is lot of evidence on this forum.
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    I would avoid to have anything in metallic...

    I would avoid to have anything in metallic enclosure with direct sunshine (OK it will debug your system)
  5. issue is that you need to close the file at the...

    issue is that you need to close the file at the end
    using your code in original post I did in

    void End(String message){
    dataFile.close();
    threads.stop();
    Serial.print("\n\n");
    ...
  6. what happens if you combine all fill operation in...

    what happens if you combine all fill operation in same thread and not in setup() and writeLog thread ?
  7. can you please give your solution, so other with...

    can you please give your solution, so other with similar issues get help.
  8. Is that Linux? did you do what I said, exiting...

    Is that Linux?
    did you do what I said, exiting Arduino IDE?

    I know it compiles here on Win10. The two functions setup() and loop() exist in myApp.cpp as you can see.

    As a test you could remove...
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    Sticky: digitalWrite(SS_SD_CARD, LOW); // SD Card...

    digitalWrite(SS_SD_CARD, LOW); // SD Card Enabled
    delay(1000);
    if (!SD.begin(SS_SD_CARD)) {
    Serial.println("SD Card initialization failed!");
    return;
    }
    Serial.println("SD Card...
  10. Here it compiles without issue A 1.8.15 TD 1.54...

    Here it compiles without issue A 1.8.15 TD 1.54
    best:
    exit and re-enter Arduino IDE
  11. Yes that is better Not sure what you have done...

    Yes that is better
    Not sure what you have done and what you posted correspond to this.
    splitting the config file and copying it to setup and loop is not the way this program can work.
    maybe you...
  12. Please edit you post and put your code into #code...

    Please edit you post and put your code into #code markdown, this way I cannot understand what you have done
    only code that you modified
  13. show please picture of your setup, config file...

    show please picture of your setup, config file (if modified) and all other changes you did to program (if any)
  14. You can use always the same GND pin and any GND...

    You can use always the same GND pin and any GND pin is OK. Note: AGND is different and best only to be used for Analog circuits (e.g. not for power filter).
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    ILI9431 8bit parallel

    I know, this may not be relevant for most of us, but I wanted to report it anyhow for the records.

    I needed something from local Conrad store (in DEU) and in order to justify the trip to town I...
  16. but only with ICS43434, IIRC

    but only with ICS43434, IIRC
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    maybe you should write file=sd.open(fileName,...

    maybe you should write

    file=sd.open(fileName, FILE_WRITE);
    otherwise ....
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    The code in OP should be sufficient to tell SdFat...

    The code in OP should be sufficient to tell SdFat to create proper time stamps
    (void dateTime(uint16_t* date, uint16_t* time, uint8_t* ms10) {...} with 'FsDateTime::setCallback(dateTime);' in...
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    Because it is coded for T3.5/T3.6. If really...

    Because it is coded for T3.5/T3.6. If really required, I suggest potential users modify the code to run on T3.2. This way the user learns the concept behind the mtp-logger.
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    do you have some sdfat-beta or local sdfat...

    do you have some sdfat-beta or local sdfat libraries around?
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    upgrade to Td 1.54 and use SD.h, as it already...

    upgrade to Td 1.54 and use SD.h, as it already uses SdFat
    The warning is that Bill SdFat correctly uses time.h which is also in Time library (where TimeLib.h is located)
    best, simply go into Time...
  22. I have similar tight packaging (normal 1mm...

    I have similar tight packaging (normal 1mm header) and there is still light between and, no surprise, I have no issue.
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    Are you sure you are using TD1.54? In other words...

    Are you sure you are using TD1.54? In other words are all earlier versions deleted?
    Prior to TD1.54 SD library did not accept exFAT.
    suggest, to remove all Arduino from Computer and re-install...
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    there is nothing wrong with your setup. all is...

    there is nothing wrong with your setup.
    all is wrong with your sd card, it is most likely highly fragmented.
    if not done, reformat card, preferable as exFAT, (FAT32 is slower than exFAT)
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    On T3.6 (64GB) I got

    On T3.6 (64GB) I got
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    windows formatting works for me without issue....

    windows formatting works for me without issue. only if you want to format >32GB as Fat32 of <32GB as exFAT, one needs a more flexible tool.
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    in case you have not found it not youself, SD.h...

    in case you have not found it not youself, SD.h says

    bool exists(const char *filepath) {
    return sdfs.exists(filepath);
    }
  28. OK, you can use the pins that are described in...

    OK,
    you can use the pins that are described in the wiki/Hardware-setup
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    What are you saying?

    What are you saying?
  30. what type of (or simply which) mic?

    what type of (or simply which) mic?
  31. On the contrary! having all code (or at least...

    On the contrary!
    having all code (or at least all relevant code) in .cpp files avoids that Arduino or other pre-compilers, that only reshuffle and augment .ino code into .cpp code. to interfere...
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    For the records: the TD implementation of SD has...

    For the records:
    the TD implementation of SD has two definitions
    FILE_WRITE :create,open,append
    and
    FILE_WITE_BEGIN: create,open,rewind

    Note: The SdFat definition of FILE_WRITE is undefined in...
  33. Thread: Freezing Problem.

    by WMXZ
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    https://forum.pjrc.com/threads/66525-Teensy-4-1-Fr...

    https://forum.pjrc.com/threads/66525-Teensy-4-1-Freeze-(-1786ms)?p=279499&viewfull=1#post279499
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    If I read it correctly, @RogerL wants to detect...

    If I read it correctly, @RogerL wants to detect the time when a signal crosses a threshold.
    As the signal is corrupted by noise, this threshold crossing may occur multiple times in vicinity of the...
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    If you have only one teensy on your PC, you can...

    If you have only one teensy on your PC, you can program your PC to search for Teensy and find the actual port.
    Have a look into...
  36. I have no problem to get Teensies (also from EU)....

    I have no problem to get Teensies (also from EU). You can get it also from Digikey (if available), which I do sometimes to fill up the 50 Euro free shipping limit.
    The export issue was long time ago...
  37. All grounds are equal. So, any ground is OK to...

    All grounds are equal. So, any ground is OK to activate menu on startup.
    Note, menu is only entered on startup (or after hibernating). A method to terminate recorder and entering menu by grounding...
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    did you look under scripts?

    did you look under scripts?
  39. beware: Mouser.com makes problems with exporting Teensy 4.1

    I only wanted to report that mouser.com refused to export Teemsy 4.1 to Germany (I ordered from mouser.de)

    I got the following statement

    This may be a single case, but once it happens, it is...
  40. you should have no problems with 1TB cards...

    you should have no problems with 1TB cards (consume more but store more)
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    read the readme on github repository

    read the readme on github repository
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    mtp.loop() is in the MTP.cpp file and similar to...

    mtp.loop() is in the MTP.cpp file and similar to loop() must be called continuously to service each PC mtp request.

    mtp.loop() contains a mtp protocol interpreter. that's all.
    where you loop you...
  43. I have no single ICS52000 and on travel for the...

    I have no single ICS52000 and on travel for the next 3 weeks.
  44. Unfortunately, ICS43434 is true I2S with L/R...

    Unfortunately, ICS43434 is true I2S with L/R signal, so, I guess, you can only connect two per data line. on Teensy 4.1 you then can connect 8 mics on the t4 .1 data input lines.
  45. I tried 3 different NW-AUD-ICS52000 boards. all...

    I tried 3 different NW-AUD-ICS52000 boards. all with the same result: noise only.
    As I have actually no need for multi-mic system, I put notWired.co boards back into storage.
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    I would like to add, that you can bypass Arduino...

    I would like to add, that you can bypass Arduino preprocessing by putting all your code into .c/.cpp code and let .ino be completely empty.
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    you changed the usb type but not the string that...

    you changed the usb type but not the string that shows up on tools menu
    Anyhow, better not to change existing entries but to add the new entries, as explained in readme on github
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    @Fluxanode two answers here - do not use...

    @Fluxanode
    two answers here
    - do not use Sdfat.h but only SD.h, which since recently uses Sdfat internally.
    - teensy is a mtp responder and therefore has no control in what PC (the master or...
  49. maybe you can confirm that there are no other...

    maybe you can confirm that there are no other parts than the one shown in this picture
  50. I mean the schematic

    I mean the schematic
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