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  1. Replies
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    If it was only a simple connection problem, my...

    If it was only a simple connection problem, my program would'nt run with one display(as the Buydisplay10") and not with other displays.
    I tried both with and without HUB, and the result is the same...
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    Thanks. I tried to connect a HUB but the red...

    Thanks.
    I tried to connect a HUB but the red lights of the Hub are off. (ON as usual on any PC). Maybe it's void, but maybe the 5V supply current of the TEENSY USB host is unsufficient ?
    Or maybe...
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    Here is the detailed infos concerning the LG USB...

    Here is the detailed infos concerning the LG USB Touchscreen. Extracted thanks to the USBdeview.exe software which outputs all USB infos :
    Maybe this could help ?

    DEVICE NAME LG TS2009F-USB ...
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    Thanks, Kurt, Indeed, when the USB port of the...

    Thanks, Kurt,
    Indeed, when the USB port of the touchscreen is connected to a real PC, the mouse moves on the PC screen following the touch of the touchscreen. Even if there is no video in the...
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    DEBUG with teh BUYDISPLAY SCREEN 10' HDMI and VGA...

    DEBUG with teh BUYDISPLAY SCREEN 10' HDMI and VGA
    DUMP DEBUG :


    USB Host Testing
    960
    sizeof Device = 36
    sizeof Pipe = 96
    sizeof Transfer = 64
    power up USBHS PHY
  6. Replies
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    I tried with a VGA LG 15" Touchscreen and a...

    I tried with a VGA LG 15" Touchscreen and a VGA-HDMI display ASUS VT207
    Same result. Nothing after :
    periodictable 1FFF6000

    But if I connect these screens to a standard USB/PC port, the mouse of...
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    I tried but I receive the same results up to...

    I tried but I receive the same results up to periodictable 1FFF6000
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    Thanks, Kurt Concerning the screens, I think...

    Thanks, Kurt
    Concerning the screens, I think that except the low cost 10' Buydisplay screen which is running fine, all standard HDMI or VGA Touchscreens have the same problem.
    I uncommented the #...
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    Thanks, Kurt. Concerning the screens, I think...

    Thanks, Kurt.
    Concerning the screens, I think that any standard HDMI or VGA touchscreen have the same problem.
    Except the Buydisplay 10' which is another kind of low cost display with flat ribbon....
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    Hi all, I'm using a TEENSY 3.6. Trying to use...

    Hi all,
    I'm using a TEENSY 3.6. Trying to use the USB Host port as a Touchscreen input. Running fine with a touchscreen display such as the 10' BUYDISPLAY touchscreen.
    But when I'm trying with a...
  11. You could be completely safe using GPIOB_GPIR...

    You could be completely safe using GPIOB_GPIR (With 'I' as INPUT)for reading the state of the whole B register. And relaoad it after your boolean operations.
  12. Of course you can use shifts and AND OR boolean...

    Of course you can use shifts and AND OR boolean operations for solving your problem. You must OR the current state of the register using GPIOB_PDIR, (And not PDOR !) in order to read and save the...
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    I tried also with an ASUS VT207 : no response...

    I tried also with an ASUS VT207 : no response too. Is anyone has infos about Touchscreen USB interfaces ? Can we test something with the TEENSY 3.6 ?
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    USB HOST PORT as Touchscreen Input TEENSY 3.6

    Hello all,

    When I connect the TEENSY 3.6 USB HOST port to a touchscreen USB output with a BUYDISPLAY HDMI screen , all is running fine.
    But with another touchscreens such as the svga LG FLATRON...
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    Magic, It runs without !Serial ! Thank you so...

    Magic, It runs without !Serial !
    Thank you so much !
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    Usb 3.6 usb problem

    Hello all,

    TEENSY 3.6 controlling the Techtoys video board 8876 is running fine ONLY WHEN THE Teensy micro-USB1 plug is connected to a PC/USB 2.0
    (For information, the USB Host 5 pins connector...
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    Thank you so much, Paul. It runs !

    Thank you so much, Paul. It runs !
  18. Replies
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    PC to USB SERIAL interface

    Helle all,
    I'm planning to connect a TEENSY 3.2 or 5 to a PC.
    Teensy is declared as SERIAL
    Sytem configuration indicates COM16, but the CreateFile() function don't recognizes this port nor another...
  19. TEENSY DEVICE NAME detection under WIN XP ? GetRawInoutDevceList missing under VISUAL

    Hi all,

    Teensy Device name detection is running fine under WINDOWS 10 but not under XP and VISUAL C++6
    it always replies : Périphérique Audio USB
    in the device name provided by :...
  20. Replies
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    Hi all, As I said previously, the 3.6 USB host...

    Hi all,
    As I said previously, the 3.6 USB host port is running fine with Buydisplay touchscreen. 10.1"
    Using a Techtoy HDMI board and the Techtoy shield adaptor for 3.6.
  21. Replies
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    Hi all, I tried with an example. Complex, but...

    Hi all,
    I tried with an example. Complex, but can be largely simplified.
    Runs on a BUYDISPLAY screen but not on a FLATRON Touchscreen
    Runs with mouse anyway.
    You can download it here :...
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    Touchscreen running on BUYDISPLAY 1°.1" but not on FLATRON T1710

    ------------------------------------
    Thanks a lot for your message !
    The Touchscreen is running fine with the example program "Mouse". It runs as well with a real mouse or with the 10.1"...
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    Hi all, I am planning to use the USB Host port...

    Hi all,

    I am planning to use the USB Host port on TEENSY 3.6 for X Y coordinates inputs from a USB Touchscreen.
    Does anyone has some programming example ?
    Thanks for your help,
    Pascal
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    Dear Paul and all, I'm using a RA8876 video...

    Dear Paul and all,
    I'm using a RA8876 video board from Techtoys with an TEENSY 3.2 or 3.6 shield which is running fine. Very nice board with direct HDMI high definition fast output.
    Transforms a...
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    TEENSY 4.0 ? May I suggest : The next TEENSY...

    TEENSY 4.0 ?
    May I suggest :
    The next TEENSY generation would be nice with :
    - A Graphic processing Unit (available with NXP I think ? or other external unit or a shield or daughter board)
    -...
  26. OK ! Thanks a lot, Pascal Leray

    OK !
    Thanks a lot,

    Pascal Leray
  27. 12338 Dear Paul, MIDI controls are no...

    12338

    Dear Paul,

    MIDI controls are no longer recognized with ARDUINO 1.8.5 and TEENSYDUINO 1.40
    Of course, the same program is running under 1.6.7 and TEENSYDUINO 1.27
    (Attached the error in...
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    Hello, I'm trying to use the Serial Inputs RX2...

    Hello,
    I'm trying to use the Serial Inputs RX2 and RX3 for MIDI input.
    The First RX1 port is running fine. Using MIDI.begin(0);

    But there is no mean for opening RX2 and RX3 in the MIDI Library....
  29. I'm trying to use another RX ports for merging...

    I'm trying to use another RX ports for merging several MIDI inputs. Say : Port RX2, RX3
    My program is running fine with MIDI_CHANNEL_OMNI (port RX1) but once I add another port, for example :...
  30. You can watch all the PCB I designed for real...

    You can watch all the PCB I designed for real Pipe organ and for digital organs here :
    http://pascal.leray.free.fr/web_org/org_en.html

    Pascal
  31. Thanks for your reply, Paul. Of course, this...

    Thanks for your reply, Paul. Of course, this little difference is due to the 470 Ohms resistor and the LED.
    (Light capacitive effect). But sufficient to induce problems for very fast real time...
  32. I tested with my oscilloscope this simple program...

    I tested with my oscilloscope this simple program : It appears that the LEDPIN decay is not so fast as for other pins. Moreover, there are important Gibbs phenomenon (oscillations) for Low to High...
  33. Thanks, Paul, but for me it's a critical issue....

    Thanks, Paul, but for me it's a critical issue. Fortunately, I'am using a software artefact in order to control my entries correctly. You can see my board here : ...
  34. Obviously, time response is different on PIN 13...

    Obviously, time response is different on PIN 13 (LED) (PTC5) than on any other Pin. I'am using this pin (and the others ones PTC0 1 2 3 4 for 6 74HCT138 controls. All are running fine, but the PTC5...
  35. PIN 13 (LED) has a different behaviour due to the...

    PIN 13 (LED) has a different behaviour due to the LED capacitor. So 8 bits register C is not available. Register A is not completely available (A0 A1 A2 A" already used by memory) and B is not...
  36. Thread: K66 Beta Test

    by LERAY
    Replies
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    551,822

    For information, I have now boards which fit...

    For information, I have now boards which fit directly with FATAR keyboards.
    http://pascal.leray.free.fr/web_org/org_en.html
  37. Thread: K66 Beta Test

    by LERAY
    Replies
    1,558
    Views
    551,822

    But we could use a X86 with some GB and the...

    But we could use a X86 with some GB and the Arduino audio Library ?
  38. Thread: K66 Beta Test

    by LERAY
    Replies
    1,558
    Views
    551,822

    Indeed, I thought that K66 had 512MB and not...

    Indeed, I thought that K66 had 512MB and not 512KB !
    This gave me hope !
  39. Thread: K66 Beta Test

    by LERAY
    Replies
    1,558
    Views
    551,822

    Der Paul, K66 would be nice for a Virtual Pipe...

    Der Paul,
    K66 would be nice for a Virtual Pipe Organ software. With 512k SRAM 200 MHZ
    and I would like to contribute
    Does the audio library can support now such application ?
    Thanks,
    Pascal
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    Hello Dave, I have been designing a 64 pins...

    Hello Dave,

    I have been designing a 64 pins interface (KI64) between a Teensy based board (KI7_MIDI_USB)
    So I can control up to 7 x 61 keys keyboards, pedal or shoes.
    You can watch them on :...
  41. Thread: Pipe organ tuner

    by LERAY
    Replies
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    1,255

    The program is only giving a constant frequency...

    The program is only giving a constant frequency value. Even when no signal is sent to the audio inputs.
    May be some statements are missing ?
    Thanks foryour help !

    Pascal
  42. Thread: Pipe organ tuner

    by LERAY
    Replies
    2
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    1,255

    Pipe organ tuner

    Dear all,
    I'm using the Audio Shield for Pipe Organ tuning.
    I am using Arduino 1.6.7
    I wrote the following program, which outputs only a constant value, when sending a .wav file via the Line Out...
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    After all, a 32/64bits Pentium is also a...

    After all, a 32/64bits Pentium is also a microprocessor : Why not develop a PJRC TEENSY PC ? Without operating system, but with all the libraries.
    It would be the ideal platform merging very high...
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    OK ! 2048 is of course a maximum. That's why one...

    OK ! 2048 is of course a maximum. That's why one must have wav stored in RAM. But for embedded, particular applications, for example a 16' or 32' pedal extension for small organs, only 2 simulaneous...
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    Polyphony need 12 simultaneous wav files, (10...

    Polyphony need 12 simultaneous wav files, (10 fingers + 2 feet) and multi stops need to multiply this number by the number of stops.
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    Dear Manfred, Indeed, I designed a PCB board...

    Dear Manfred,

    Indeed, I designed a PCB board with TEENSY 3.1, which can be seen on:
    http://pascal.leray.free.fr/web_org/org_en.html
    Which is running fine. This board can proocess up to 6...
  47. Dear Paul, OurOrgan open source code is...

    Dear Paul,

    OurOrgan open source code is available.
    I upload the 1538 open source code release on my website :
    http://pascal.leray.free.fr/downloads/ourorgan_src_1538.7z

    Please advise me when...
  48. 036-C.wav means that the first C key on the organ...

    036-C.wav means that the first C key on the organ keyboard must launch the 036-C.wav,
    036-C#.wav for the C#, and so on.
    Don't mind with the complex OurOrgan ODF (object description file). Which are...
  49. OurOrgan and Hauptwerk softwares are doing this...

    OurOrgan and Hauptwerk softwares are doing this task, but, indeed, all the .wav files are loaded at the beginning in about 3GB RAM. (4GB RAM are sufficient for running very large pipe organs on PC)...
  50. Yes, raw audio files are lloking primarily more...

    Yes, raw audio files are lloking primarily more simple than wav files, but many Virtual Pipe Organs are using .wav format.
    Which is a good, worldwide used audio format, without compressing.
    As a...
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