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  1. +1 Such an instrument has a certain inertia,...

    +1

    Such an instrument has a certain inertia, so an abrupt phase shift per second will make the indcator overshoot or oscillate, as this abrupt phase shift would not normally be encountered in...
  2. When dealing Bluetooth, 5 is the way to low...

    When dealing Bluetooth, 5 is the way to low latency, because it has even faster negotiation than 4 or LE, especially in crowded WiFi coexistance situations.
    I've done some BLE MIDI in the past,...
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    @Manu: Sorry, if I got too upset about you...

    @Manu:
    Sorry, if I got too upset about you trying to say the delay function is inferior to your piece of code, even if your code has violated all common sense of programming logic.
    And?
    No, I did...
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    And? What else does this do other than shifting...

    And?
    What else does this do other than shifting electrons on the power line? It is blocking as well. Also it has the chance to wait for ages if it encounters overflow....

    BTW what is blocking?...
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    Fantastic! Go on for the 12 bit. It is so good...

    Fantastic!
    Go on for the 12 bit. It is so good to have an Amiga again. Thank you!
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    I totally agree with being a bit conservative...

    I totally agree with being a bit conservative when designing a core product.

    If it incorporates relaxed design rules, the user may add just very little "exception" to good design, because errors...
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    You did not mention linux in your post....

    You did not mention linux in your post.
    Unfortunately I do not know the recent developments in PyAudio on RPi.

    JACK Audio Connection Kit has resampling features with libsamplerate...
  8. www.sensei-synth.de is offline. What happened?

    www.sensei-synth.de is offline. What happened?
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    Up to now USB audio is 16bit 44.1kHz only. If...

    Up to now USB audio is 16bit 44.1kHz only.
    If using a Windows computer, this will connect to Microsoft Soundmapper, which does resampling if necessary. An app connecting to the Teensy needs to use...
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    NXP is based in Einhoven, Netherlands. ...

    NXP is based in Einhoven, Netherlands.

    https://en.wikipedia.org/wiki/NXP_Semiconductors
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    Made in Europe quality, reliability, worth the...

    Made in Europe

    quality, reliability, worth the price
    It would be super to have a licensed production in Europe, as a backup in case of orange problems, or to have an economic and safe supply for...
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    Backup Strategy?

    When I see the news about Portland and the States in general, I get the idea that Teensy could suddenly be lost without notice.
    Is there a backup strategy for such a case? A trustworthy person...
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    Did you inspect the Teensy with a magnifying...

    Did you inspect the Teensy with a magnifying glass and good light?
    Sometimes with these dense ciruits a tiny stray solder bead or a tin whisker can lock it all.

    A latched-up CPU can happen not...
  14. @MarkT Thank you for going more into the theory...

    @MarkT
    Thank you for going more into the theory behind this.
    I guessed this is far more than necessary to discuss the subject.
    Actually, the '6dB a bit'-rule is a good estimate for audio in the...
  15. There are many ADC on the market with 127dB noise...

    There are many ADC on the market with 127dB noise floor, which counts to more than noise free 21 bits.
    And even DAC with 135 dB or more are massively available within budget price range.

    Noise...
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    :confused: USB host on an ECU? What if a...

    :confused: USB host on an ECU? What if a connected device crashes the ECU and shreds the engine? It would be a hell of a job to make that one really safe... add more timers, watchdog and backup.
  17. Some MIDI devices have non-standard optocouplers...

    Some MIDI devices have non-standard optocouplers or circuits.

    A solution that worked for me is to solder a 330Ω resistor across pins 5 and 4 of one connector of the cable, obviously on the cable...
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    Audio Tool import issue

    The audio tool has a new issue when importing a project:
    Some connections are not displayed and not established.
    As example see attached screen shot taken from importing the Vocoder19Band example....
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    Ah, I forgot one thing: The rotary encoder, did...

    Ah, I forgot one thing: The rotary encoder, did you use a breakout with filtering or build a debounce filter around it? Teensy 4 is so fast, it easily triggers on contact crackle and bounce,...
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    If you do not use the onboard memory and SD and...

    If you do not use the onboard memory and SD and have not populated the memory chip, these pins are usable for other things, but keep in mind there are 10kΩ pull-up resistors to 3.3V on pin 6 and pin...
  21. "Eternal use" is the logical opposite of "re-use...

    "Eternal use" is the logical opposite of "re-use wherever".

    One disposable variable is for one function only (considering loop as a function as well, which is logical), it must not be reused in...
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    Post schematics, please. For example: The issue...

    Post schematics, please.
    For example: The issue with the rotary encoder looks like you mixed up pins. This can happen quite easily, because the logical numbering of pins does not correspond to the...
  23. I have no idea of Juce, but this could be a hint...

    I have no idea of Juce, but this could be a hint to search for the information:
    You could change the name of USB by usb_names.h and then use the Device Friendly Name...
  24. Looking at the board of the display, I see many...

    Looking at the board of the display, I see many possibilities for intermittent short circuits at the "solder" of the flex.

    This looks gruesome!

    Apply a neutral flux and touch it up with a nice...
  25. Just declare the variable before void setup()...

    Just declare the variable before

    void setup() {
    by writing it so

    int i = 0;

    void setup() {
  26. I've encountered similar mysterious freezes in a...

    I've encountered similar mysterious freezes in a T4.0 project (that guitar effect thing), and found out the freezes do not occur any more if I leave out these allocations of temporary variables
    ...
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    One month to italy, now at customs... the beta is...

    One month to italy, now at customs... the beta is to be written off.
    Exp-tech is not an option. 17.85€ shipping. :mad: 10€ upcharge to the real price. WHAT?

    Actually Teensy in Italy cost 1.5...
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    Frame sync? BNC word clock is the same as...

    Frame sync?

    BNC word clock is the same as LRCLK.
  29. ;) Maybe you've set in the UEFI: USB...

    ;) Maybe you've set in the UEFI: USB Keyboard/Remote Power On to "enabled" to allow the system to be waked up by an USB keyboard or remote controller.

    This switches the USB+5V to standby 5V to be...
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    Optical fibers for ADAT can be spliced into a Y,...

    Optical fibers for ADAT can be spliced into a Y, to get two same outputs with half light intensity from one, provided it is accurately made. There is usually enough power for this.

    The AES signal...
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    In our studio, it is AES with SMPTE timecode,...

    In our studio, it is AES with SMPTE timecode, that also syncs the mixer, the video tape (yes..) and all the other ADAT and MIDI stuff. There is, as said, the BNC signal as well, which is not used.
    ...
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    Ah, I've mixed up something, you've ben talking...

    Ah, I've mixed up something, you've ben talking about the BNC signal, this is exactly the sample rate. So for 44.1kHz, that is a 44.1kHz signal.

    I've measured the E-Mu, wich has 1 V p-p into 75...
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    I wanted to test exactly if S/PDIF in could work...

    I wanted to test exactly if S/PDIF in could work as a word clock as soon as I get an other Teensy 4 or the 4.1 beta.
    Actually, if you omit the timecode signal coded into the frames data, a word...
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    Yes, with this you'd actually not get any arror,...

    Yes, with this you'd actually not get any arror, no matter how far clocks are off.

    Yes, wording issue. Jitter is unstable playback or recording speed in audio, while it is this timing...
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    Well, it shows if you feed the digital S/PDIF...

    Well, it shows if you feed the digital S/PDIF (that is otherwise working well, btw) with higher frequency audio into a DAW via DAC >> ADC. Or if you feed S/PDIF directly into DAW with sync to S/PDIF...
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    Thanks. Now I'll take apart some older projects...

    Thanks. Now I'll take apart some older projects to "release" a T3.6 and a T4.0 to do some testing.
    (The T4.1 beta is still creeping around some post facilities. Caustic that.)
    The 48k was because...
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    I've been working on ADAT as well (continuing a...

    I've been working on ADAT as well (continuing a work of radias), but stumbled with that dreaded cache management and then hit a wall with PLL frequency for 48kHz.
    I am very curious to see how you...
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    You could make compiler directives to sort out...

    You could make compiler directives to sort out the code:

    #if defined(__IMXRT1062__)
    // put all the T4.x code here
    #endif
    #if defined(KINETISK)
    // put all the T3.x code here
    #endif
    This way...
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    My Teensy 4.1 beta has still not arrived, but...

    My Teensy 4.1 beta has still not arrived, but reading the comments of RAM tests and the datasheets of the RAM, I stumble upon:
    Page size 1024 bytes ... Linear burst can cross page boundary under...
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    https://www.pjrc.com/teensy/pinout.html Is under...

    https://www.pjrc.com/teensy/pinout.html
    Is under pjrc.com >> top menu: teensy >> side menu: Teensy >> Reference >> Pin Assignments
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    Searched all over Europe. Only found shops in...

    Searched all over Europe. Only found shops in China who actually have it. electrodragon, aliexpress, digiic, lcsc
    Shipping about the same, will anyway be frozen in transport and customs for several...
  42. With this signal you get a large spectrum of...

    With this signal you get a large spectrum of pulse widths. The question is, what kind of information do you expect and want to get out of this.

    I'd program that "by hand":
    digitize the signal...
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    Chance is high you fried it. Try to check the...

    Chance is high you fried it.
    Try to check the resistance of the fuse F on the underside. If it is open, bridge it and try on a short-proof 5V supply.
    The CPU itself will probably be a short...
  44. Maybe this WS2812Serial is better with T4, if you...

    Maybe this WS2812Serial is better with T4, if you can work with the higher use of RAM.
  45. It is the neopixels block the interrupt. I know...

    It is the neopixels block the interrupt.
    I know the timing of signal in the neopixels is critical, so there are interrups blocked....
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    Frank B has found a solution, see 1.52 Beta #4...

    Frank B has found a solution, see 1.52 Beta #4 thread.
    https://github.com/PaulStoffregen/Au...078b88837cfabe

    I've tested it with several projects that were not possible to import before the fix....
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    :eek: Do you believe in the Users? Thank you...

    :eek: Do you believe in the Users?

    Thank you Frank B.

    Catching the NULL cures the symptom, but there has to be a reason why this error evolves.

    Anyway, I've tried several imports that failed...
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    This would need to be fixed for 1.52...

    This would need to be fixed for 1.52
    https://forum.pjrc.com/threads/45216-Two-GUI-related-bugs
    Unfortunately I am not able to repair it.
    So please, coders, this is yours.
  49. I think your setup has two problems: Too much...

    I think your setup has two problems: Too much current draw on the one pin and too much voltage drop across the LEDs, so they will not light up reliably.

    Add a transistor, a BC337 or similar NPN in...
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    Sorry for being a bit ignorant at the beginning....

    Sorry for being a bit ignorant at the beginning. My partner used to chaff with imitating me in his comical way. Now I'd be happy to hear that once more.

    Yes, just read the links I've posted. There...
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