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Type: Posts; User: ofishal

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  1. Excellent analysis Defragster, thank you. I will...

    Excellent analysis Defragster, thank you. I will continue to work on PROGMEM as a solution.
  2. Defragster, Thanks again for stepping in to help....

    Defragster, Thanks again for stepping in to help. I am working to reprogram with PROGMEM. It compiles without errors, but I don't have any sound, so my programming needs more work.

    I think you...
  3. Loosing my com port connection with Teensy 4.0

    I am puzzled why uploading the code below onto my Teensy 4.0 makes it lose its connection (com port) with my computer. It is a modified SamplePlayer from the PJRC Audio Library.

    I am trying to...
  4. Thank you Michael!

    Thank you Michael!
  5. Bicycleguy, This is may be important to me, since...

    Bicycleguy, This is may be important to me, since I can't get things working.

    One question, if Teensy 4 pin 14 should be pin 13, does Teensy pin 14 go to anything in the audio shield?

    Thanks...
  6. Thanks. This is good to know. I'm not quite there...

    Thanks. This is good to know. I'm not quite there with my project, but eventually I need output to a powered speaker so I will use the output pins on the audio shield. Thanks again
  7. Just to be clear, I should not connect my...

    Just to be clear, I should not connect my headphone 1/8-inch output jack on my audio board to an amplifier input, but use the line out pins, right?
  8. Replies
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    T4 Connections to Audio Board

    I have a Teensy 4 connected to a Teensy Rev C audio shield. I've made the revised connections identified on the PJRC website to account for changed pins on the T4. I am able to run SamplePlayer...
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    Manitou, First of all, thanks for the help. I'm...

    Manitou, First of all, thanks for the help. I'm sort of excited that things might work out for me if I connect more wires between my T4 and the audio shield. Maybe my flash memory chip and SD card in...
  10. Replies
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    Thanks for your help Manitou, So maybe I am...

    Thanks for your help Manitou,

    So maybe I am lacking some connections? I only soldered the Winbond flash chip to the audio shield and only connected the wires in the diagram I found somewhere on...
  11. Replies
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    Manitou, No worries....Yeah, I have nothing...

    Manitou, No worries....Yeah, I have nothing connected to MEMCS. Is this something I need to connect to get something working that isn't?
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    Manitou, Thanks for your advice with SerialFlash....

    Manitou, Thanks for your advice with SerialFlash. I'm not sure what pins you are referring to, in the T4 or the audio shield, but I'm not using some of the pins you mention. I am using the connection...
  13. Thread: Drum pad

    by ofishal
    Replies
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    1,800

    C0d3man, I would like to test your piano program...

    C0d3man, I would like to test your piano program and visited the site you referenced (https://codeberg.org/dcoredump/MicroMDAEPiano), but am unclear what files need to be in the folder of the program...
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    Defragster, There is a discussion where a user...

    Defragster, There is a discussion where a user (Sandro) said that he solved his memory issue (using SamplePlayer) by soldering a W25Q128FV chip onto his audio board to have sufficient flash memory...
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    degragster, Thanks for the input. I will do some...

    degragster, Thanks for the input. I will do some research on how to use the PROGMEM command in my code. I'm not sure if I need one for each note (sample) or where it should go in the code. I also...
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    Errors "not within region DTCM"

    I am using Windows 8.1, a Teensy 4.0 and a Teensy Audio Shield.

    I am running a modified SamplePlayer code which worked well with 8 separate sounds (notes) connected to three mixers (code below).
    ...
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    Thank you Paul, that worked. The T4 is working...

    Thank you Paul, that worked. The T4 is working again. :-)
  18. Replies
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    Yes, I was running the SamplePlayer sketch...

    Yes, I was running the SamplePlayer sketch successfully on the T4 before I began getting the error.
  19. Replies
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    Computer USB Does not recognize T4

    I am running Windows 8.1. My T3.5 board works perfectly and I've never had a situation where the computer does not recognize the T3.5. I am running SamplePlayer sketch with an audio shield. It runs...
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    Audio Shiled and MCP23017

    I have a musical instrument project with a Teensy 3.5 and an audio shield. I need more inputs and am connecting a I2C chip (MCP23017). From my research both the audio shield and I2C chip use pins 18...
  21. Thread: Drum pad

    by ofishal
    Replies
    16
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    1,800

    It would be nice if we could order audio shields...

    It would be nice if we could order audio shields with or without extra flash memory. Yeah soldering that chip is tricky. I guess I'll keep trying.
  22. Thread: Drum pad

    by ofishal
    Replies
    16
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    1,800

    JotaEfe13, I ran SerialFlash and the monitor gave...

    JotaEfe13, I ran SerialFlash and the monitor gave me the following readout. So this means I did not solder it correctly, right?

    14:06:49.135 -> Raw SerialFlash Hardware Test
    14:06:49.135 -> ...
  23. Thread: Drum pad

    by ofishal
    Replies
    16
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    1,800

    Sandro, I'm not sure I understand. I purchased...

    Sandro, I'm not sure I understand. I purchased and soldered on a new flash memory chip onto the audio board. My sketch (program) still shows that 77% is used and I've only connected nine (9) sensors....
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    That was it! Thanks

    That was it! Thanks
  25. Replies
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    Thanks Pete, but on that page I only see...

    Thanks Pete, but on that page I only see documentation and links for installing 1.46 which I'm already running. I do have a port option of Teensy 4-Beta2, does that selection make it work if I don't...
  26. Replies
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    I'm excited, got my T4 today. But I'm also not...

    I'm excited, got my T4 today. But I'm also not seeing the Teensy 4.0 board (only up to 3.6). Do I need to download something to update my Arduino program?
  27. Replies
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    I'm excited to get my new T4, but how do I tell...

    I'm excited to get my new T4, but how do I tell which rev my audio shield is?
  28. Thread: Drum pad

    by ofishal
    Replies
    16
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    1,800

    Thanks for the reply Sandro, gosh I wasn't sure...

    Thanks for the reply Sandro, gosh I wasn't sure you were still around since 2016. I'm really struggling trying to add all the sounds I need and have run out of memory. I've been trying to put the...
  29. Wcalvert, Just to be clear. I put all my cpp...

    Wcalvert, Just to be clear. I put all my cpp files on the SD card and then when this code runs it copies all the cpp files to my internal flash to run, or I need to use raw or wav files?
  30. Thanks wcalvert. I'll try to make this work.

    Thanks wcalvert. I'll try to make this work.
  31. Wcalvert, thanks for the reply. I think I...

    Wcalvert, thanks for the reply. I think I understand your answer. I'll definitely get the Teensy 4 when it is released, since playing compiled cpp files out of internal flash memory is the easiest...
  32. Storage and Format Questions for Audio Sound Files

    My project is to make a stand-alone drum machine with 30 sensors, each triggering a separate sound. I have a Teensy 3.5 and a Teensy audio shield.

    I have successfully executed a number of...
  33. Thread: Drum pad

    by ofishal
    Replies
    16
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    1,800

    Hey Sandro, I've got the same problem. Could you...

    Hey Sandro, I've got the same problem. Could you explain (and maybe show a photo) how you hooked the W25Q128FV chip to the teensy? I have a teensy 3.5 with the same audio board as you. I am trying to...
  34. ETMoody3, Thanks for the advice and input (no...

    ETMoody3, Thanks for the advice and input (no punn intended). I understand what you are saying. There are actually a few other features I would like my program to do, like be able to read the audio...
  35. Or do piezo triggers/sensors only work with MIDI...

    Or do piezo triggers/sensors only work with MIDI out? Which is not what I want. I am looking for a small, compact drum machine that does not need a computer or MIDI module. I cannot find an example...
  36. Lame Newbe Question to change digital switch to analog sensor

    I'm sorry this question is so lame, but could someone help me with changing the code of this drum program from playing sounds triggered from a button/switch on digital pins 1, 2 and 3 to a piezo on...
  37. Replies
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    Pete/and or anybody else. So the program code...

    Pete/and or anybody else.

    So the program code in message #7 now runs my kick drum! Wow, fantastic. I am stoked!

    But it only makes does the kick drum once when I start the program.

    How do I...
  38. Replies
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    No Pete wait, I forgot to put the sound files in...

    No Pete wait, I forgot to put the sound files in the same folder as the new program code you wrote.

    It compiled without any errors. I might be good to go here.

    THANKS for you help. You made my...
  39. Replies
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    Pete, You are a great help. Thanks for the fixes...

    Pete, You are a great help. Thanks for the fixes on the code. I'm down to just one (or maybe two) error(s) now.

    It looks like problem is associated with the location of the sound files and the...
  40. Replies
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    el_suprimo, I fixed the first error (the wrong...

    el_suprimo,

    I fixed the first error (the wrong type of quotes).

    Now I am getting these errors for the exact same code I have in my original post (except the fixed quotations).

    the red line...
  41. Replies
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    el_supremo, Thanks, you are correct.

    el_supremo, Thanks, you are correct.
  42. Replies
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    MichaelMeissner (and others) Thanks for your...

    MichaelMeissner (and others)

    Thanks for your input. So now I am just trying to get a simple (really simple!) drum machine to play just using my Teensy 3.5 on a windows machine. There are so many...
  43. Replies
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    Musical Instrument Shield Question

    BACKGROUND
    I am new to the forum and inexperienced.

    I have a project where I am trying to make a musical instrument and want to send sensor data to a non-powered speaker. There will be 30...
  44. Thread: Bad Board?

    by ofishal
    Replies
    16
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    311

    Thank you also to KurtE and defragster. I am...

    Thank you also to KurtE and defragster. I am getting everything to work now that I've switched to COM4.

    I've also got my piezo sensor work. So I am now going to add an audio shield and begin to...
  45. Thread: Bad Board?

    by ofishal
    Replies
    16
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    311

    Paul, Thanks so much for helping! It was the...

    Paul, Thanks so much for helping!

    It was the COM port. I needed to pick COM4 and now it is working.

    I guess my board is not bad.
  46. Thread: Bad Board?

    by ofishal
    Replies
    16
    Views
    311

    Paul and KurtE, sorry to be such a dolt, but a...

    Paul and KurtE, sorry to be such a dolt, but a newbe I am. I've fixed the quotation text as suggested by Paul. That error is now gone, but another one popped up.

    The error is after the second...
  47. Thread: Bad Board?

    by ofishal
    Replies
    16
    Views
    311

    wow I've got the help of Paul! I'm happy now....

    wow I've got the help of Paul! I'm happy now. Here is post (msg #3).

    KurtE, Thanks so much for the quick reply.

    I use a Windows computer and the software seems to run perfectly. The sketch...
  48. Thread: Bad Board?

    by ofishal
    Replies
    16
    Views
    311

    KurtE, I really appreciate your help. I added the...

    KurtE, I really appreciate your help. I added the code you suggested, but I get an error on your line

    Serial.println(“program started “);

    It gets highliged in red and the error says stray...
  49. Thread: Bad Board?

    by ofishal
    Replies
    16
    Views
    311

    KurtE, Thanks so much for the quick reply. I...

    KurtE, Thanks so much for the quick reply.

    I use a Windows computer and the software seems to run perfectly. The sketch compiles without errors. It is really simple code, not as complex as yours. ...
  50. Thread: Bad Board?

    by ofishal
    Replies
    16
    Views
    311

    Bad Board?

    I love the Teensy and am trying to make a drum. However, I am having a problem with a new Teensy 3.5 board I just purchased (through Amazon).

    The blink program works perfectly. It loads correctly...
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