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    Hi, there is a video/audio sample of this string...

    Hi, there is a video/audio sample of this string machine?
  2. Wrong Kick sound with Teensy 3.6 internal DAC

    Hi, i'm using teensy 3.6 internal DAC to play Wave mono files 44.1 16bit
    from the SD (not the teensy internal SD)

    Some snare, HH samples are ok but Kick sounds are always creepy

    Is a problem...
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    Ciao Blackaddr I think one of the onboard ADCs...

    Ciao Blackaddr
    I think one of the onboard ADCs is more than enough. I have to check if we can use one of those pins or change the circuit a bit to use them

    Thanks
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    Audio IN without audio board

    Is it possible to add one audio input without the audioboard?
    the problem is that in our project we are running out of pins and audioboard require many pins with i2s connection.

    Is it possible to...
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    Is it possible to customize the graphics of the...

    Is it possible to customize the graphics of the loader?
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    Ciao, someone has ported this code for playSDWav?

    Ciao, someone has ported this code for playSDWav?
  7. Replies
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    Ah, ok I need to check my code because the shift...

    Ah, ok
    I need to check my code because the shift registers that drive the led do not keep the LED lid but only make a very brief (almost invisible) pulse.
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    @a_guy_called_tom in your github i see that you...

    @a_guy_called_tom
    in your github i see that you use the delay function for the step's leds..
    but this introduce a latency? is not better with millis()?

    I ask you because i have the same problem,...
  9. Replies
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    I modified the u8g2 library to work with wire2,...

    I modified the u8g2 library to work with wire2, seems to work
  10. Can i switch for example the filter type? Can...

    Can i switch for example the filter type?
    Can you provide a code example please?
    Thanks

    Switch will be useful in the audio library
  11. Replies
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    Is better to fork the display library (u8g2) and...

    Is better to fork the display library (u8g2) and use the regular i2c_t3 or viceversa?
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    Is not possible with setSCL( ) and setSDA()...

    Is not possible with setSCL( ) and setSDA() right?
    wire.setSCL(pin) is not equal to wire2.setSCL...
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    i have a ssd1306 display on the wire2 bus (3/4 on...

    i have a ssd1306 display on the wire2 bus (3/4 on teensy 3.6), it require i2c_t3
    if i use the example advanced_Scanner for i2c_t3, i see that the address of the display is 03XC
    from what I...
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    sorry I did not understand...

    sorry I did not understand...
  15. Replies
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    how to use i2c_t3 and u8g2

    Hi, i'm in trouble with a project
    i need to use the wire2 (for the pin 3 and 4 and it works with the scanner) to communicate with my display, but the u8g2 library need wire or something else ... ...
  16. Thank you Pensive!

    Thank you Pensive!
  17. Replies
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    Very beautiful and inspiring design!

    Very beautiful and inspiring design!
  18. [superceded] SHAPESHIFTER Open Source Drum Machine

    Hello everyone,
    I'm Francesco from Faselunare, we are a small group of makers from Italy, our first project is an Open Source Drum Machine named "Shapeshifter"
    Our goal is to create a community...
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    very useful @brtaylor, thank you

    very useful @brtaylor, thank you
  20. Replies
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    Pcb versioning

    Hi, there is a convention for the pcb versioning?

    for example
    i have a first hardware realease
    in the second release i add a capacitor and a switch and minor changes on the silkscreen

    is...
  21. Choose the right Open Source License

    Hello everyone!
    I need help to select the right license for my project.

    We have a public Gitlab account
    We want to share schematics, BOM, silkscreen plan
    We want to share firmware source
    We...
  22. This is the right picture 14941

    This is the right picture
    14941
  23. [queued] SHAPESHIFTER Open Source Drum Machine

    14940
    Hello, at Faselunare (www.faselunare.com) we are working on a DIY open source Drum Machine based on Teensy 3.6.
    It was inspired by this project and modified to be easily assembled by anyone....
  24. We made a better prototype of the breadboard and...

    We made a better prototype of the breadboard and it works ... mystery
  25. Help needed with third par applications

    Hi!
    I'm try to running my personal Collidoscope (www.collidoscope.io)
    At this address you can find all the material (is an open source project), basically is a teensy that read some sensor and send...
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    Upload sketch mac vs windows

    Hello, I'm working on a project that requires teensy ++
    Teensy reads the sensors and sends midi data via usb to an app on the raspberry
    All cc work except for the pitchbend.

    Now something...
  27. Thanks Paul, this is a great news! with a couple...

    Thanks Paul, this is a great news!
    with a couple of friends we are working on a drum-machine kit THC with teensy 3.6, the audio output is on the DAC of 3.6 we do not use the audio board to make the...
  28. hello, an option would be needed to generate only...

    hello, an option would be needed to generate only two files, 1 .h and 1 .cpp instead of one file for each audio file. So, if I run 64 wave files, I have all the data in two files.
    It's possible?...
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    nope, also with 200 doesn't work main.cpp (i'm...

    nope, also with 200 doesn't work

    main.cpp (i'm on atom and platformio)


    #include <Arduino.h>
    #include <ht16k33.h> //0x77
    #include <U8g2lib.h> //oled display
    #include <Wire.h>
    #include...
  30. Replies
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    even with this last solution, it does not work....

    even with this last solution, it does not work.
    it's a pity because the prototype itself works, I'm sure it's just a code problem
  31. Replies
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    tried this for (uint32_t i =1; i

    tried this


    for (uint32_t i =1; i<20; i++) {
    w = i / 20.0;
    waveform1.pulseWidth(w);
    envelope1.noteOn();
    delay(800);
    pollAll();
    envelope1.noteOff();
  32. Replies
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    the goal is to read continuosly or at least as...

    the goal is to read continuosly or at least as fast as possible the interface (buttons and encoders)
    then update the sound parameters, the leds and the oled (at least the sound parameters)
  33. Replies
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    yes, I tested the circuit piece by piece and it...

    yes, I tested the circuit piece by piece and it works everything, leds, encoders, audio ...
    the problem arises when I try to put everything together
  34. Replies
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    Hi, i have my code on github now without...

    Hi, i have my code on github now
    without hardware is difficult to understand but is an early stage.
    can someone help me?

    i have added


    elapsedMillis updateUI;

    before the setup()
  35. Replies
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    Read controls while sound is playing

    Hello! It's time to ask for advice
    i have a project that include: teensy3.6, 5 encoders with MCP23017, audio board and other stuff..

    Now, i have tested the single parts: audio ok, encoders ok...
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    this is a bad news...

    this is a bad news...
  37. Replies
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    Hi, there is any update on this? i'm also...

    Hi, there is any update on this?
    i'm also interested, thanks
  38. Replies
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    Thanks paul, my question was different, if I...

    Thanks paul,
    my question was different,
    if I use wire.h (and not i2c_t3), can I use SCA2 and SCL2? (with wire.setSCA(3) and wire.setSCL(4) )

    if I can not, I have to use 12c_t3 but do I have to...
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    Thank you @manitou but i can use regular wire...

    Thank you @manitou
    but i can use regular wire library with the i2c connection on SDA2 and SCL2? (pin 3 and pin 4)
  40. Replies
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    I2C Display with SDA2/SCL2

    Hi, in my hardware i have a I2C display on SDA2 SCL2 (3/4)
    if i run this sketch (with the wire2), the display is recognized (0X3C)



    ...

    #include <i2c_t3.h>
    ...
    void setup()
  41. Replies
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    i see.. at least i have 7 colours! :-)

    i see..
    at least i have 7 colours! :-)
  42. Replies
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    Ht16k33 to drive rgb led

    Hi, i have a 'simple' circuit with 9 rgb leds
    this leds are driven by one ht16k33
    i'm able to lit all the 9 leds in red, green and blue color
    i can mix Red, Green and Blue but i can't control the...
  43. It seems an interesting project!

    It seems an interesting project!
  44. Thank you Jdev, as soon as I have time I look

    Thank you Jdev, as soon as I have time I look
  45. Hi Guys Someone of you made progress in the...

    Hi Guys
    Someone of you made progress in the granular side of teensy audio lib?
  46. Replies
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    Thank you Paul! With this board can I do the...

    Thank you Paul!
    With this board can I do the same things I would do with the normal audio board?
    Synthesis, play audio files etc?
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    Small size AudioBorad

    Hi, do you know if there is a narrower version of the audioboard?
    I have to include it in a project but the 'regular' one is a little big.
    I read that if they do not overlap, there may be...
  48. Best practice to follow when doing a medium-large project

    Hi, i have a question for experienced makers and developers.
    I'm at the beginning of a project, hardware not complicated but the software part could be complex.

    The interface consists of 5...
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    Yes The code (at the end) is not complicated but...

    Yes
    The code (at the end) is not complicated but (here is my error)
    you have to initialize (move) the SPI pins before the initialization of the SPI device, in my case the OLED display.

    In the...
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    solved! must be put before initializing the SPI...

    solved!
    must be put before initializing the SPI display!
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