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    LOL! And I do mean LOL!!! So many times I've...

    LOL! And I do mean LOL!!!

    So many times I've see this kind of stupidity from Chinese "module" boards.
    I had a ST-Link dongle arrive one time with the metal sleeve with a diagram of where DIO/CLK...
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    That would be very helpful, Paul. Thanks for...

    That would be very helpful, Paul. Thanks for considering the update.
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    Would that be like a shield for a Teensy 3.6 to...

    Would that be like a shield for a Teensy 3.6 to snap into? Thus allowing you to remove it for other projects later on?

    Is there a port to connect a 1541 disk drive up to it?

    I am ordering a...
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    That's freaking awesome you got the floppy drive...

    That's freaking awesome you got the floppy drive to work
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    Thank you for that explanation Paul. Armed...

    Thank you for that explanation Paul.

    Armed with this knowledge, I feel more confident in building a design with multiple object configurations.

    And thanks to you also Gremlin for what appears...
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    Terminate an active Audio Object?

    I posted this question in Audio Projects but had no response, so I will try here now..

    Is there a way to terminate an active Audio Object such as a Synthesizer Waveform or effect object?

    I...
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    Terminate an active Audio Object?

    I noticed a Audio Object isn't active until you make the Begin statement.

    But is there a End statement of sorts??

    I was curious if I could terminate either Audio Waveforms, amps, mixers,...
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    Maybe a logo would be cool... Arduino has a...

    Maybe a logo would be cool...
    Arduino has a infinity symbol, adafruit a flower..

    Perhaps Paul could have a contest to design one.. Maybe offer a small prize for the winning design?
  9. no I haven't. I highly doubt my project...

    no I haven't.

    I highly doubt my project qualifies for the contest since it is a bare uC and not a previously built system that has been molested, tweaked and blasphemed into some kind of twisted...
  10. Monophonic Keys, Portamento and LFO Pitch Modulation

    well after a lot of banging my head against the keys I managed to get my Seenthysizer to:

    Emulate a Monophonic Keyboard.
    Do Portamento slides.
    Have a LFO Pitch Modulation.
    Do Pitch Bending.

    ...
  11. Trying to make a FM synth? Yea I too have had...

    Trying to make a FM synth?

    Yea I too have had difficulty with addressing each oscillator individually instead of using a for loop.

    Would love to hear a solution for it also..
  12. Found the problem! It was in here.. if...

    Found the problem!


    It was in here..


    if (noteCount > 1) {
    for (int i = 0; i < 4; i++) {
    if (voice[i] == note) {
    voice[i] = 0;
  13. I have a feeling the problem centers on when...

    I have a feeling the problem centers on when currNote=0

    Every time it glitches, my debug Serial.prints show currNote was 0 when it should have been a true value.
    The glitch is my held down note...
  14. Thanks for the reply oddson. What you...

    Thanks for the reply oddson.


    What you describe sounds alot like the methods I already wrote.
    My method will let you drop a note held down, but not active.
    Then a method "splices" the elements...
  15. Please Help with my MonoSynth emulation...

    Ok so you may have seen my Seenthysizer...

    https://forum.pjrc.com/threads/42266-Project-quot-Seenthysizer-quot

    inside there you will find info about my ongoing quest to make a really cool...
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    I believe the cap across Gnd and wiper makes a...

    I believe the cap across Gnd and wiper makes a "decoupling network" and it's purpose is to eliminate AC signals on the DC line.
    Basically quiet down ripple, jitter which would appear as AC
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    I notice just about all modern synth schematics...

    I notice just about all modern synth schematics show a 0.1uF cap across every 10k pot used as a controller.
    Seems to help quiet down jitters.
    Cheap ceramic caps is used. Placed across the pot's...
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    Get a breadboard to prototype with.. Maybe get...

    Get a breadboard to prototype with.. Maybe get two.
    Get some DuPont jumpers.
    You will need resistors to current limit your LED s. Selection varies with the LED components used. Typically 1k 1/8...
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    Here's a link to the .bpanelz file It's called...

    Here's a link to the .bpanelz file

    It's called "Seenthysizer v1.0"

    https://drive.google.com/file/d/0B_IDH8cQH_eNSW9QdUI1RlRDYTA/view?usp=sharing

    Let me know if it works for you.. I am...
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    Here's a vid to demonstrate the 7 Oscillator...

    Here's a vid to demonstrate the 7 Oscillator detuned monophonic sketch I did

    I compared it to a vst synth that emulates the famous Roland JP8000 "Supersaw" voice..


    https://youtu.be/gIZ3Gw75Ulw
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    actually I meant this part of your sketch void...

    actually I meant this part of your sketch

    void setup() {
    AudioMemory(64); // allocate some memory for audio library
    Serial.begin(115200); ...
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    Thanks for the reply tubelab I guess I have...

    Thanks for the reply tubelab


    I guess I have a challenge ahead if I want portamento to work right.
    Seems others want to modulate the freq. of waveforms besides the Sine waveform too.
    I had...
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    I ended up getting the mp3s to work after a...

    I ended up getting the mp3s to work after a system restart... I must have botched up ASIO/System Sound settings when fiddling around with a Screen Cap project.

    Anyways, thanks! Sounds cool!

    I...
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    that was quick! Thanks... I was able to...

    that was quick!

    Thanks... I was able to download the folder with ease.

    But none of the mp3's would open up and play properly.. no sound at all, and some of my apps would freeze up on me.

    :(
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    Thanks for trying to share, but I'm not...

    Thanks for trying to share, but I'm not downloading from that site.

    All the song and dance it wants me to go through to get the file.. just not worth it.
    I had bad feelings of possibly getting...
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    I am currently trying to figure out how to get...

    I am currently trying to figure out how to get portamento to work on my Seenthysizer.

    I found this thread and thought I would share this page I found on the topic..
    Seems like a very simple...
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    Nice work! I'll have to give this a try...

    Nice work!

    I'll have to give this a try sometime soon.


    Have any actual recordings of it in use?
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    Supersaw!

    Did some more tinkering around tonight and managed to butcher my own code up to "Stack" the voices.

    I managed to get 7 voices to play for one note, then detuned 6 of them from a central note to...
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    Thanks for the report. Have fun! I plan to make...

    Thanks for the report. Have fun!
    I plan to make it much more interesting later on.
    That GUI is scriptable with LUA... I have made some very slick GUIs for synths using it.




    Lol... yea, I...
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    I updated the OP with the code that seems to work...

    I updated the OP with the code that seems to work decently now.

    It still needs alot of tweaking, but this should be good enough to play with and not be aggravating.
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    I made the GUI using Ctrlr http://ctrlr.org/ ...

    I made the GUI using Ctrlr

    http://ctrlr.org/

    Here is a link to the exe file on my Google Drive

    https://drive.google.com/file/d/0B_IDH8cQH_eNSDhXUkxzcEJTZDQ/view?usp=sharing
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    I have most of a fully working synth! ...

    I have most of a fully working synth!

    https://forum.pjrc.com/threads/42266-Project-quot-Seenthysizer-quot



    https://youtu.be/fVdPEy9sTUk
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    Project "Seenthysizer"

    Well after a few weeks of learning to program through trial and error and lots of research, I have a working MIDI controlled synthesizer
    made with a Teensy 3.5 and the Audio Library.

    I present...
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    I believe they are referring to a servo with no...

    I believe they are referring to a servo with no end points.. it will continually turn CW or CCW.

    If I recall, they stop at a normal servo centerpoint and go faster one direction with long pulses...
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    I use a micro USB from PC and or a USB battery...

    I use a micro USB from PC and or a USB battery pack to power my 3.5 with no problems.

    The USB can power it, do serial data, Audio and MIDI data all at the same time.
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    2nd that RE the filter object.

    2nd that RE the filter object.
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    Well after a couple of days pouring over what was...

    Well after a couple of days pouring over what was probably very simple code for seasoned programmers, I figured out how to allocate notes to a limited number of "voices".


    Anyway, here's what I...
  38. Interesting... So are you saying the three...

    Interesting...
    So are you saying the three objects mentioned have logarithmic reaction to linear input? (Hope I have this termed properly).

    If I understand correctly, then they are going to...
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    Thanks for the info and advice David. I saw...

    Thanks for the info and advice David.

    I saw after I posted that the USB on my Teensy could do both MIDI and serial monitoring... The USB audio is interesting.. Does that mean it may show up in...
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    Well I got my 3.5 Teensy and Audio Board last...

    Well I got my 3.5 Teensy and Audio Board last Friday (amazing 2 Day delivery!).
    I managed to get it on a breadboard and have had a chance to tinker around with the Workshop Examples to get WAV...
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    Thank you oddson. That's what I needed to...

    Thank you oddson. That's what I needed to understand.
    I guess if I had dug into the example code from the workshop I would have seen the frequency used for each audio object.

    Davidelvig, I...
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    MIDI notes to trigger Audio Board synth?

    Very new to Teensy and soon will order a Audio board with a 3.5 Teensy.

    I have looked and searched, but can't seem to find any examples of a simple MIDI triggered
    "Sound Module" made using the...
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