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Type: Posts; User: garcho

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    USB host cable mounting screws

    Does anyone have information about dimensions and thread regarding the two screws used to mount the USB host cable to panel? This is regarding the cable for sale on PJRC:
    ...
  2. I'm going to paraphrase to see if I understand...

    I'm going to paraphrase to see if I understand you correctly:

    You want the 95000 and Ditto to set the tempo of the ES2 via tap tempo. Tap tempo is just a momentary switch closing to ground...
  3. +1, i have interest as well

    +1, i have interest as well
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    Thanks for your efforts Mark, I look forward to...

    Thanks for your efforts Mark, I look forward to trying this out, cheers
  5. Mainly, my free pins are shrinking in number...

    Mainly, my free pins are shrinking in number because of the Audio Shield, and using encoders. I plan on using shift registers for things like the push buttons, the encoder switches, any LED...
  6. ^ yeah, I've run in to that before, especially...

    ^ yeah, I've run in to that before, especially with OLEDs. Decoupling caps helped a lot too. Thanks for the tip
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    That description is a bit confusing. But it sort...

    That description is a bit confusing. But it sort of sounds to me like what you want is a MIDI interface. You want to be able to control a legacy 5 pin DIN MIDI instrument (synth or something?) with...
  8. controlling TFT screen with 4.1 - outsource to Mega?

    Greetings Forumites,

    I've been programming a digital synthesizer on a Teensy 4.1. There are quite a few parameters the user has control over. I want some of these parameters to be displayed on a...
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    remember during your experimenting, that teensy...

    remember during your experimenting, that teensy 4.1 is NOT 5V tolerant
  10. Maybe I'm way off, but are you asking if you can...

    Maybe I'm way off, but are you asking if you can use the same encoders/pots/switches for controlling different parameters? As in, pick a set of controls, and then the HUI adjusts the parameters of...
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    frequency = 2 ^ ((MIDI note number - 69) / 12) *...

    frequency = 2 ^ ((MIDI note number - 69) / 12) * 440
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    you could try something like this, it works for...

    you could try something like this, it works for me:



    AudioSynthWaveformSine sine1; //xy=445,148
    AudioSynthWaveformSine sine2; //xy=449,226
    AudioSynthWaveformSine ...
  13. I'm a noob, and I haven't tried it myself, so...

    I'm a noob, and I haven't tried it myself, so this is just a random suggestion, but perhaps in the audio system design tool, you could do something like:

    DC => ENVELOPE => PWM


    One encoder...
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    works like a charm and made wiring a breeze,...

    works like a charm and made wiring a breeze, thanks again y'all
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    I did indeed get the correct ICs. Thanks much for...

    I did indeed get the correct ICs. Thanks much for the advice, and thank you Mark for untying my tongue!
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    Thanks for the suggestions y'all, I ordered some...

    Thanks for the suggestions y'all, I ordered some '541s. So, as long as OE1 and OE2 are held to ground, all inputs will be non-inverting buffers?
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    "I'd use 74HCT244 as an octal buffer" I'm not...

    "I'd use 74HCT244 as an octal buffer"
    I'm not familiar with those. Would it be something like this:

    https://live.staticflickr.com/65535/50181241528_8832028f87_z.jpg

    I am assuming I should not...
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    8 MIDI outs, hardware

    I have a MIDI master clock ready to be built but for the final few pieces of the puzzle.

    If I have 8 UART outputs going to 8 MIDI jacks, should I buffer each with a pair of inverters? Or will a...
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    Wow! Thank you for your time and very informative...

    Wow! Thank you for your time and very informative replies!

    Like I said, I can't yet hear anything "off", though it's only on a breadboard and needs to be built properly and played with for a while...
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    If I have one interrupt for all 8 UARTs, and each...

    If I have one interrupt for all 8 UARTs, and each one sends a MIDI clock message one after the other like it's written in the code, then am I right in assuming the delay between UART 1 and UART 8...
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    So, I made the buttons in the loop set flags to...

    So, I made the buttons in the loop set flags to true/false, then the interrupt counts clock messages and the start or stop is triggered by % 24 (or 12, 48, 96 etc.) and reading the flag. I'll post...
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    MIDI Master Clock and Transport

    I want to make a MIDI master clock to sync a number of devices to one tempo and control their individual start/stop functions.

    I only have 2 arms to start or stop more than 2 devices, and I don't...
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