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  1. Read raw audio file and get sample value

    Hi, im back with an audio project.
    I need to read one .raw audio file and get the samples value.

    My code now


    File dataFile = SD.open("amen.raw");
    int16_t numSamples = (dataFile.size() -...
  2. Hi Paul! It'works! We have to cover the led,...

    Hi Paul!
    It'works!

    We have to cover the led, are too bright (my partner and I canceled our short-term memory by watching them :-) )
    Is not perfect but starts to look like a drum
    here is a short...
  3. Sorry Paul, also in the second computer we have...

    Sorry Paul, also in the second computer we have the scheduler library and the same configuration so we didn't notice the lack of the library

    The sketch needs
    - The scheduler library (attached)...
  4. Thanks Paul, here is the file 18022 the actual...

    Thanks Paul, here is the file 18022
    the actual code is in the Shapeshifter2 folder
  5. Thank you Paul, sorry if I'm boring you but we...

    Thank you Paul, sorry if I'm boring you but we still have a problem


    In file included from /var/folders/_2/6t2b67t970qbzld8fhtybsqh0000gp/T/arduino_build_989962/sketch/structures.h:14:0,
    ...
  6. Thank you Paul, i'm trying to change the library...

    Thank you Paul, i'm trying to change the library
    but i get some error

    in file https://gitlab.com/agdl1/shapeshifter/blob/wip/Firmware/shapeShifterV2/src/LEDs/SSLEDs.h#L18


    //#include...
  7. Disabling the 128leds matrix improve the sound...

    Disabling the 128leds matrix improve the sound
    so, is a problem of resource? Teensy 3.6 is not enough?
  8. Some update and test 1st test, i have used...

    Some update and test

    1st test, i have used this sketch to trigger a kick sound in memory : no problem


    #include <Audio.h>
    #include <Wire.h>
    #include <SPI.h>
    #include <SD.h>
    #include...
  9. yes, i can try tonight I keep you updated

    yes, i can try tonight
    I keep you updated
  10. Update: We have a 64Mbit Ram on board, the...

    Update:
    We have a 64Mbit Ram on board, the actual firmware does not use it
    but the initial idea was to load some kit of samples from the SD to the RAM
    how elektron does
  11. We also try to change the playSdWav with a synth...

    We also try to change the playSdWav with a synth kick but the result is the same.

    Original Samples

    Short video with only kick sample
  12. Drum machine Project need help!

    Hi, after some research, me and my partner are in a blind alley!
    We are working on the version 2 of our beloved drum machine Shapeshifter (www.faselunare.com)

    the project has grown significantly...
  13. Replies
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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?
  14. 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...
  15. Replies
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    150

    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
  16. Replies
    3
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    150

    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...
  17. Replies
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    1,833

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

    Is it possible to customize the graphics of the loader?
  18. Replies
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    2,999

    Ciao, someone has ported this code for playSDWav?

    Ciao, someone has ported this code for playSDWav?
  19. Replies
    17
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    2,832

    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.
  20. Replies
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    2,832

    @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,...
  21. 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
  22. 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
  23. Replies
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    687

    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?
  24. Replies
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    687

    Is not possible with setSCL( ) and setSDA()...

    Is not possible with setSCL( ) and setSDA() right?
    wire.setSCL(pin) is not equal to wire2.setSCL...
  25. Replies
    9
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    687

    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...
  26. Replies
    9
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    687

    sorry I did not understand...

    sorry I did not understand...
  27. Replies
    9
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    687

    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 ... ...
  28. Thank you Pensive!

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

    Very beautiful and inspiring design!
  30. [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...
  31. Replies
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    very useful @brtaylor, thank you

    very useful @brtaylor, thank you
  32. Replies
    2
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    304

    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...
  33. 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...
  34. This is the right picture 14941

    This is the right picture
    14941
  35. [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....
  36. We made a better prototype of the breadboard and...

    We made a better prototype of the breadboard and it works ... mystery
  37. 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...
  38. Replies
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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...
  39. 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...
  40. 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?...
  41. Replies
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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...
  42. Replies
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    739

    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
  43. 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();
  44. Replies
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    739

    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)
  45. 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
  46. Replies
    15
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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()
  47. Replies
    15
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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...
  48. Replies
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    578

    this is a bad news...

    this is a bad news...
  49. Replies
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    578

    Hi, there is any update on this? i'm also...

    Hi, there is any update on this?
    i'm also interested, thanks
  50. 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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