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Type: Posts; User: jdev

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    Great, thank you @defragster

    Great, thank you @defragster
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    Teensy 4.1 USB HOST GND & Shield

    For a new PCB design, I'm adding an onboard USB-A connector for the Teensy 4.1.

    From the bottom of the Teensy 4.1, the pinouts are GND, GND, D+, D-, 5v. Hence, looks like there are two GND pins....
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    Great work here! Love Amiga!

    Great work here! Love Amiga!
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    Thanks Paul, will give this a go!

    Thanks Paul, will give this a go!
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    qvgatest_touch purple board USB power?

    The qvgatest_touch arrived (https://oshpark.com/shared_projects/TG395I75), thanks for making this pcb, Paul.

    Is there a straightforward way to wire the qvgatest_touch to power the ILI9341 from...
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    Congrats on the release! The benchmarks are off...

    Congrats on the release! The benchmarks are off the charts!
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    Forgot to add the raspberrypi lsusb output, which...

    Forgot to add the raspberrypi lsusb output, which appears to treat the device as a USB keyboard HID and a mouse HID:


    pi@raspberrypi:~ $ lsusb -v -d 04b4:0818

    Bus 001 Device 005: ID 04b4:0818...
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    A follow-up, also tried the SMKD72-A keyboard...

    A follow-up, also tried the SMKD72-A keyboard with Raspberry Pi 3 B+ without issue (as above, also works on macos and Win10).

    Any tips for USB debugging & T3-6-USB-Host-Bluetooth?
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    Ok thanks, I tried the T3-6-USB-Host-Bluetooth...

    Ok thanks, I tried the T3-6-USB-Host-Bluetooth fork with similar results. I did however enable a bit more debugging, seems to exit at stat & USBHS_USBSTS_UEI error check in ehci.cpp. I'm a bit new...
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    T3.6 USB Host - New USB Keyboard

    The USB HOST support in Teensyduino 3.6 has been fantastic, testing has gone well with a few MIDI devices and keyboards so far.

    I picked up a new USB 48-key Mechanical Keyboard...
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    That makes it clear, thanks Michael!

    That makes it clear, thanks Michael!
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    analogWrite to A10, A11

    Having a bit of trouble performing analogWrite to A10 or A11 on Teensyduino 3.2.

    The oscilloscope shows no changes when monitoring either of those pins while sending, i.e.
    analogWrite(A10,...
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    @urbanspaceman looks like effect_granular code is...

    @urbanspaceman looks like effect_granular code is available in master:
    - https://github.com/PaulStoffregen/Audio/blob/master/effect_granular.h
    -...
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    Thanks @MichaelMeissner! The spreadsheets are...

    Thanks @MichaelMeissner! The spreadsheets are really useful, I tried to make a similar visual comparison sheet in Inkscape for comparing Touch pins, no where near the detail you have here.
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    hi @vincentiuș - I also posted previously on...

    hi @vincentiuș - I also posted previously on issues with PT8211 Audio Kit at https://forum.pjrc.com/threads/45345-PT8211-Audio-Kit-Playback-Distortion see if it rings a bell with your issue.
    ...
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    PT8211 Audio Kit Playback Distortion

    I've recently assembled the PT8211 audio kit (thanks PJRC for developing this great kit!).

    However I'm testing the playback in comparison to the SGTL5000 and I'm getting some very noticeable...
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    Thanks Frank B. I tried the Audio example...

    Thanks Frank B. I tried the Audio example sketches without luck.

    For a comparative test, I soldered together another Teensy 3.2+Audio Board+mic+thumbwheel and the audio works.

    So I guess it's...
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    Audio Board Fry Check

    I inadvertently connected a un-resisted LED to the 3.3v power bus which caused the Audio board to buzz possibly short out.

    The Teensy 3.2 appears to function correctly, however my Audio Board is...
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    External Power Guide Teensyduino 3.2

    Teensyduino 3.2 has been a fantastic platform so far. :cool:.

    Are there external power guidelines/operating parameters for 3.2 along the lines of https://www.pjrc.com/teensy/external_power.html ?...
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    Very cool to see a multithreading library, thank...

    Very cool to see a multithreading library, thank you @ftrias! Will give it a shot on 3.2 soon.
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    For Rust resources, I had fun with "24 days of...

    For Rust resources, I had fun with "24 days of Rust" https://zsiciarz.github.io/24daysofrust/
  22. These look like some great additions @john-mike,...

    These look like some great additions @john-mike, can't wait to give them a go. Thanks for sharing.
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    Please post accompanying code for the project.

    Please post accompanying code for the project.
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