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  1. Absolutely Yes.

    Absolutely Yes.
  2. LM4862 is bridge output so not a good candidate...

    LM4862 is bridge output so not a good candidate for headphones.

    TDA2822, 8-pin Dip useful for headphone driver.

    What about Silicon Labs 16- pin SOIC, Si3000 ?
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    With respect to Pins 3 and 4 on Teensy 3.2:- ......

    With respect to Pins 3 and 4 on Teensy 3.2:-
    ...
    MIDI_CREATE_DEFAULT_INSTANCE();
    MIDI_CREATE_INSTANCE(HardwareSerial, Serial1, MIDI1);
    MIDI_CREATE_INSTANCE(HardwareSerial, Serial2, MIDI2);...
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    Have answered my own question here and am gonna...

    Have answered my own question here and am gonna use optocouplers as this simplifies the layout given that we're using double side plate thru proto board.
    A benefit is that we're not going to...
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    Before I start soldering I thought to ask if this...

    Before I start soldering I thought to ask if this makes sense?15937
  6. Never mind, the 'Scope tells me that I've got it...

    Never mind, the 'Scope tells me that I've got it sorted..
  7. Have been using (on a MEGA):- PORTA = PORTA...

    Have been using (on a MEGA):-

    PORTA = PORTA & B11000000;
    PORTA = PORTA | _muxpin; //The project is migrating to a Teensy 3.5 so

    GPIOB_PDOR = GPIOB_PDOR & B11000000;
    GPIOB_PDOR =...
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    Thanks Paul. Is how I had it set. Have...

    Thanks Paul.



    Is how I had it set.

    Have more homework to do this end interrupted by travels so am relegated out of the den for some days.

    Cheers.
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    Doh! Thanks Pete. Looks like I will be able to...

    Doh! Thanks Pete. Looks like I will be able to upload and will prob work. Have a little more soldering to do before can test.

    The IDE ignores that one when compiling for Mega but not so for...
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    Er, help I'm stuck.. Here's the deal. Running...

    Er, help I'm stuck.. Here's the deal.
    Running two PC's, Win 7 64, One with Arduino 1.8.5 - Teensyduino 1.45, the other, Arduino 1.8.8 - Teensyduino 1.45.
    Issue is same on both setups.

    First time...
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    Midi, Windows, USB, Teensy and Synths

    Hi All.

    First up to Paul Stoffregen and the crew of PJRC and all who have put creative energy into Teensy. Thank you, Teensy rocks!

    I know windows may not be the best platform but I think I've...
  12. Hey I know I'm quoting myself here Turns...

    Hey I know I'm quoting myself here



    Turns out the culprit was a dodgy 6N138 so duly replaced with a 6N139 and a quick test showed that the device is working correctly again.

    WRT the 1k...
  13. The 1k resistor from pin 7 to ground would be...

    The 1k resistor from pin 7 to ground would be what I'd call a Pulldown resistor. When the photo transistor turns off, effectively the base of the second transistor is left floating hence it's actual...
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    Had the same problem on Windows 7 and this fix...

    Had the same problem on Windows 7 and this fix sorted it.
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    Hey thanks. Have tried that to no avail. I...

    Hey thanks.



    Have tried that to no avail. I recall reading that the MIO-10 USB host allows the connection of ONE hub only so if the Teensy >1x>1 interface appears to the host as a hub... Next...
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    Gday all. New member here, old hand at...

    Gday all.

    New member here, old hand at soldering, relative noob to the world of MCU's, Midi hardware etc. Setup: Win7-64, Win XP, Assorted synths and other goodies. a clutch of USB - Midi...
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