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  1. Very nice, thanks!!

    Very nice, thanks!!
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    Here is a picture of my MIDI cord hack as well as...

    Here is a picture of my MIDI cord hack as well as an overall shot with my controller and interface
    425426
    --does that help any?
  3. Correction---My test was irrelevant because you...

    Correction---My test was irrelevant because you were referring to the multiplexer's resistance limiting the usefulness, correct? From what I read you are saying that the resistance on the multiplexer...
  4. Someone else was saying something like most...

    Someone else was saying something like most relays need more current than the microprocessor will give but the one I purchased works just fine using blink to drive a LED+battery from the relay. All I...
  5. Does the 74HC4051 chip work backwards as an output selector?

    I want to drive a series of relays using the 74HC4051 chip and BlinkWithoutDelay. Just making sure: the 74HC4051 chip works backwards as a series of outputs as well as inputs, correct?
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    I am trying to upload pictures of the hardware...

    I am trying to upload pictures of the hardware setup but it keeps failing...is there a size limit? its about a 3mb pic
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    I just compiled successfully and tested it but...

    I just compiled successfully and tested it but still no signal on my 2.0...I will try my 3.0 out here shortly. I was using 220 ohm resistors with the 2.0. Did you use serial as your board type? Also,...
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    Yep!! The edit worked in Notepad++ ...looks like...

    Yep!! The edit worked in Notepad++ ...looks like a very useful program! It will now compile as Serial board, but not MIDI. I am assuming that is normal since someone said that setting is for usbMIDI...
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    OK! I think we're onto something here. I will...

    OK! I think we're onto something here. I will check that tomorrow.
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    I tried in WordPad and it just copied HTML again....

    I tried in WordPad and it just copied HTML again. Should I download OpenOffice?
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    OK and I am trying to copy the error message with...

    OK and I am trying to copy the error message with verbose info and it WONT LET ME AGAIN. Seriously...I am not insane or have a paper bag over my head. I am highlighting the whole error message,...
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    Really, truly. There is only one copy on my...

    Really, truly. There is only one copy on my entire computer and I have triple-checked that possibility at least three times over already. Here is a screenshot of the edit I made (commented out line...
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    No, the folder that the actual sketch (.ino file)...

    No, the folder that the actual sketch (.ino file) is in does not have a seperate library sub-folder. The only libraries folder on my entire computer (verified by search in the start menu) is in...
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    also, when I go back to MIDI.h and open it (from...

    also, when I go back to MIDI.h and open it (from the MIDI folder in libraries) it shows that the edit was indeed saved. It seems like Arduino is not reading or accepting it.
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    MIDI.h is in the folder...

    MIDI.h is in the folder desktop/arduino1.04/libraries/MIDI ...when I edited it I right-clicked and hit edit. This brought me into notepad. I should note that in notepad the lines were not organized...
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    and that is after I made the necessary...

    and that is after I made the necessary comment-out...so is there a reason why that change would not be updated?
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    here is a screenshot: 383

    here is a screenshot: 383
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    Sorry, I should be better with my communication...

    Sorry, I should be better with my communication skills. The reason for the last comment is that I am concluding that we are not on the same page-- and that seems to be due to me not providing enough...
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    My Arduino version number is 1.04 now. I was...

    My Arduino version number is 1.04 now. I was using 1.03 at the time of the last post. Teensy 2.0 would compile but no MIDI signals again. I used 2 220ohm resistors and quadruple-checked EVERYTHING as...
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    CapSense work with non-metal objects?

    Anyone tried using objects other than metal with CapSense-- such as bananas/fruits (as seen in the 'Makey' videos), glass, etc.,? I am wondering if I need a different sized capacitor to protect the...
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    Well, if I use 2.0 for my board it does upload...

    Well, if I use 2.0 for my board it does upload the code/library correctly and 3.0 will not...I cannot copy anything from the error message section-- it will only let me copy the code. It is the same...
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    Nan, are you sure you are using 3.0 as your board...

    Nan, are you sure you are using 3.0 as your board type? I ask because I CAN get MIDI Library 3.2 to compile with 2.0 as the board type but with 3.0 I get the typedef error no matter what I do.
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    Ok, I will look that up...what would that...

    Ok, I will look that up...what would that indicate? I am an extreme novice if you couldn't tell already.
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    I don't think that is the problem, Nan. When I...

    I don't think that is the problem, Nan. When I delete the MIDI library it tells me no such file exists, and there is no other library file in my sketch folder-- so I think that probably means it is...
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    Ah..yes. Sorry I meant MIDI OUT. I have been...

    Ah..yes. Sorry I meant MIDI OUT. I have been using out so far, not in. I am thinking my problem is the Voltage source. I will try 3.3V here soon but have another project I have to attend to for a day...
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    I am attempting to use MIDI IN actually to play...

    I am attempting to use MIDI IN actually to play notes on my laptop software via pushbuttons connected to the Teensy 3.0... I will try serial tonight after work (tomorrow morning) since I have...
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    Yes, I have made sure that I only have one MIDI...

    Yes, I have made sure that I only have one MIDI library in there at once since they both have the same MIDI.h title

    I made the suggested modifications to MIDI.h from Arduino MIDI Library 3.2...
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    Does MIDI Library 2.6 work with Teensy3.0?

    Does anyone know if MIDI library 3.2 is necessary for Teensy 3.0 or should 2.6 work just fine? The reason I ask is because I am having errors compiling with 3.2 (even when I comment out the line that...
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    Are MIDI jacks especially touchy with...

    Are MIDI jacks especially touchy with solder-heat? I don't think I held it on for too long but it might have been a good 5 sec. or so
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    Actually teensyduino does run blink on my Teensy...

    Actually teensyduino does run blink on my Teensy 3.0 so I think it must be the MIDI library or my hardware. I can get 2.6 to compile fine but it won't play any MIDI notes into my interface. I may try...
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    Sorry the problem is very simple-- I am using...

    Sorry the problem is very simple-- I am using teensy 3.0 and teeensyduino 1.07 does not support that board. So I need to upgrade, but for some reason it just keeps using teensyduino 1.07 even though...
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    I am not able to update Teensyduino from 1.07. I...

    I am not able to update Teensyduino from 1.07. I am trying to install 1.12 and have re-installed arduino 1.02 and 1.03 to make sure along with re-installing teensyduino. I ran the program with...
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    I have MIDI connected to PIN 1 on 3.0...I may try...

    I have MIDI connected to PIN 1 on 3.0...I may try pin10 after I troubleshoot the other more-likely variables..thanks again!
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    Awesome! I was using notepad but on 3.1.1...

    Awesome! I was using notepad but on 3.1.1 still...3.2 did work when I commented out that line. thanks so much!! Back to testing..
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    OK what I did was right-click the file and hit...

    OK what I did was right-click the file and hit "edit" and inserted // before typedef uint16_t word: however it is giving me a much longer error message now. Where did you find library 3.2? I was...
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    Yes! This "word" does seem to be my...

    Yes! This "word" does seem to be my problem...however I am not sure how to get in and // it out. Do I need to open up the .h file with a specialized prog.? Again, very much on the noob-side here (but...
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    @PaulStoffregen - I am using MIDI library 2.6...

    @PaulStoffregen - I am using MIDI library 2.6 because 3.1.1 gives me an "error compiling" message in "Teensyduino" 1.07 (1.12 will install but never updated itself for some reason). I am fairly...
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    I have now trouble-shat all of my hardware and...

    I have now trouble-shat all of my hardware and found a good external power supply (5v and 550mA thru USB). The MIDI interface I have procured will track my Omnichord MIDI but not the 3.0. usbMIDI and...
  39. I am not sure about your 6V motor (may have to...

    I am not sure about your 6V motor (may have to transform that voltage after the Teensy pins) but I think this should work:...
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    Does it matter what the mA of my wall wort is...

    Does it matter what the mA of my wall wort is when taking into account how many ohms I should have for the 2 resistors? I have a 600mA power supply I would like to use (4.7V) but will probably end up...
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    @ploveday: Yes. Read: "@PaulStoffregen- I have 5x...

    @ploveday: Yes. Read: "@PaulStoffregen- I have 5x 10ohm resistors..." I put 50ohms on BOTH, signal and VIN, yes, yes, and yes. I also went ahead and got a legit 47ohm 1/4watt resistor from radioshack...
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    @PaulStoffregen- I have 5x 10ohm resistors...does...

    @PaulStoffregen- I have 5x 10ohm resistors...does 50ohms on Vin And signal work?
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    @CheapB- Yep, check on that! Good lookin' out..

    @CheapB- Yep, check on that! Good lookin' out..
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    @PaulStoffregen- I bet the voltage/my resistors...

    @PaulStoffregen- I bet the voltage/my resistors are the problem. I do have a resistor on VIN as well as TX-- and in setup I began serial at 31250. I am using MIDI library 2.6 from the "MIDI Library"...
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    Is 3.0 a "Class-Compliant MIDI-Device"?

    I am having trouble getting my iRig to iPod controller-hack to work. I have some switches on the Teensy 3.0 sending regular MIDI (not usbMIDI) through TX (with a 220ohm resistor, 1/4 watt) but it...
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