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    Now that the task is done ;) 20941 Now to...

    Now that the task is done ;)

    20941

    Now to go wash and dry it before I try it. And of course I broke my own typical rule of try the Teensy before I modify it ;)
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    Assuming T4.x Chapters 9-11 of the...

    Assuming T4.x

    Chapters 9-11 of the IMXRT1060RM.pdf has all of the data.
    Register names and masks are defined in imxrt.h in the core\teensy4

    But with all things like this, I personally learn...
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    I am not sure what you are asking for? T4 and...

    I am not sure what you are asking for? T4 and T3.x... use the same function like pinMode and digitalWrite that are described in Arduino manual:...
  4. Sorry I have not done any of this with T2.x...

    Sorry I have not done any of this with T2.x boards. And mostly I have handled from the other side. USBHost_t36,

    but I know that some of these systems are picky. For example I believe most...
  5. Sorry I know that Paul and Robin are probably...

    Sorry I know that Paul and Robin are probably still up to their eyeballs.

    Hopefully one of them will see this and help you resolve it.

    My guess would if you have not already done so...
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    Again sorry, I don't use this library... But...

    Again sorry, I don't use this library...

    But things I would look at are things like: I believe you can set how fast the device should transmit...
    setDataRate (maybe?)

    I would look at what type...
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    It is on my machine which has the currently...

    It is on my machine which has the currently released Teensyduino (1.53) which was released on July 1st.
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    Again I don't use these much, but quick look at...

    Again I don't use these much, but quick look at their datasheet: https://www.sparkfun.com/datasheets/Wireless/Nordic/nRF24L01P_Product_Specification_1_0.pdf

    I believe the playload can be 1-32...
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    a) 13*4=52 bytes. As for what are you configured...

    a) 13*4=52 bytes. As for what are you configured for? I don't know, I would call their function getPayloadSize and print it out to see.

    b) As for data sizes between the two processors, the best...
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    Note, I have never used this library or probably...

    Note, I have never used this library or probably these modules... I have done a little with Radiohead with other modules...
    So maybe someone who uses this library might be able to help.

    But my...
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    Again without seeing any code and setup... There...

    Again without seeing any code and setup... There is very little any of us can do to try to help.
    Example are you using the default pins for SPI1 or alternative. My guess is alternative. I know...
  12. If using something like millis() is not...

    If using something like millis() is not sufficient for your needs, I mostly will use option 4: hardware (Logic Analyzer). I put something like:
    digitalWriteFast(1, HIGH) at start of the code and...
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    You have one interrupt index and interrupt...

    You have one interrupt index and interrupt vector, you control what is called for by configuring it in INTEN register, and when the isr is called you figure out for what by looking at STS registers...
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    Thanks details like your simple sketch shows me a...

    Thanks details like your simple sketch shows me a lot of information.

    pins 22 and 23 use FlexPWM timer 23(PWM module 4, sub-module 1 Pin A), 22 PWM module 4, Sub module 0 pin A)

    Where as pins...
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    Also the library FreqMeasureMulti sets up and...

    Also the library FreqMeasureMulti sets up and uses that interrupt.

    It is more ore less table driven, sort of brute foce set of statis ISRs for each possible interrupt.
    But it does...
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    I believe the page you are referring to is...

    I believe the page you are referring to is specific to AVR based boards (T2.x)

    There are a ton of pages that would be great to be updated. Also there is an unofficial WIKI, which some members are...
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    In cases like this, it might help if you posted...

    In cases like this, it might help if you posted your example sketch, so maybe one could try it and get an idea of what exactly you are calling and what is happening.
  18. Which version do you have? That is there was...

    Which version do you have?

    That is there was a change PR that went to @mjs513 and then I believe was pulled into the recently released Teensyduino...

    The change was: DMASettings and...
  19. You are welcome, As for digging. In most...

    You are welcome,

    As for digging. In most cases unless you need something special and/or you are the type who wants to do everything yourself. You can simply just use it. Example PWM.

    Also...
  20. Sorry if you are talking about my Excel document,...

    Sorry if you are talking about my Excel document, and wondering differences in some columns I used something like for Pin2:
    EMC_04 4.4 O2 1:4 6 4A2 2

    Each of these columns are associated...
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    Sticky: I thought I would mention, I have done a...

    I thought I would mention, I have done a diversion today, and
    With a new RPI4 with 8GB memory,

    I downloaded the released Raspberry PI OS (32 bits) and installed, then updated the firmware to...
  22. Again I don't see enough of your ADC code to have...

    Again I don't see enough of your ADC code to have a real idea of what it does or assumes or...

    There is some Arduino code I see up on another Arduino site:...
  23. Sorry I did not take a full look through your...

    Sorry I did not take a full look through your code, so may miss a few things, but some of the things I think,
    you may need is:

    a) if you have multiple devices on the same SPI buss, than you need...
  24. FYI - This appears to be more or less a duplicate...

    FYI - This appears to be more or less a duplicate of the thread: https://forum.pjrc.com/threads/61755-TEENSY-4-0-reading-wrong-data-on-GY-521-MPU6050-Breakout-Board
    Which had the same answer of...
  25. Always in cases like this, I would wonder things...

    Always in cases like this, I would wonder things like assumptions about word size and the like:
    Example: gyro_x = (Wire.read() << 8 | Wire.read()) / 131.0 - gyro_x_error;

    Is Gyro supposed to be a...
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    As mentioned which shipping company may make a...

    As mentioned which shipping company may make a bit difference in time.

    Example I ordered a RA8876 display from Buydisplay shipped ChinaPost. The same day or maybe the next another person ordered...
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    With T3.x - And you are using proper hardware CS...

    With T3.x - And you are using proper hardware CS pins in particular for DC pin, it will use the built in hardware FIFO queue. The double buffering comment was specific for LC, which before was...
  28. I pushed the changes up to my: Fork/branch:...

    I pushed the changes up to my: Fork/branch: https://github.com/KurtE/ST7735_t3/tree/TLC_Speedup

    Which is currently setup as a Pull Request to also speed up the T-LC outputs to the screen: ...
  29. I think I figured it out... My guess is Paul...

    I think I figured it out...
    My guess is Paul used the example sketch without modifying it. So it is configured:

    // Use this initializer if you're using a 1.8" TFT
    ...
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    Great work! Mine should arrive on Friday ;) Just...

    Great work! Mine should arrive on Friday ;) Just in time not to help :D
    (But at least the package will also include a new RPI4 8MB)
  31. You might look at the threads:...

    You might look at the threads: https://forum.pjrc.com/threads/49358-T3-6-USB-Host-Bluetooth
    and: https://forum.pjrc.com/threads/49099-T3-6-USB-Host-Joysticks

    To see if we have had any one has...
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    @mjs513 - Wondering. I know it is probably my...

    @mjs513 - Wondering. I know it is probably my screw up... But I was wondering about the PS4 and my mapping of Button bits and was thinking maybe they are screwed up?


    /*
    * [1] LX, [2] =...
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    You are calling through a NULL ptr... void...

    You are calling through a NULL ptr...


    void CommandManager::ProcessCommandBuffer()
    {
    Serial.println("Call ProcessCommandBuffer()"); Serial.flush();
    // let's make a bunch of string object...
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    Note: I have it all as one Sketch folder. I...

    Note: I have it all as one Sketch folder. I downloaded the folder, renamed the main.cpp to USB_Hang.ino in the right name folder and have it building and dying.

    So far I know that it is not...
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    I try to help as I can... May take another look,...

    I try to help as I can... May take another look, but it is always easier to get help on things like, this if you had a self contained Arduino sketch... I do have VisualMicro setup and the like, and...
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    Sorry, I am a bit lazy here... But in your...

    Sorry, I am a bit lazy here...

    But in your sources, which by names on github is done on platform IO?

    Setup is:

    void setup()
    {
    // put your setup code here, to run once:
    ...
  37. Sorry, I am not sure how much help I can be here....

    Sorry, I am not sure how much help I can be here. I don't know your setup. Might help if you provided a little more information, like:
    A link to your evaluation board and/or maybe better yet to...
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    Note: This one runs on T4.1 ...

    Note: This one runs on T4.1

    //-----------------------------------------------------------------------------------------------------------------------------
    // Function:
    // ReadSerialPortData...
  39. Not sure if these posts are helping anyone, but...

    Not sure if these posts are helping anyone, but thought I would give a few updates from things I have played with plus responses and information from Visual Micro.

    Things like: When you are setup...
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    Yes and someday yes ;) That is today, with...

    Yes and someday yes ;)

    That is today, with the library, if you look at the header file you will see:

    //#define ENABLE_EXT_DMA_UPDATES // This is only valid for those T4.1 which have external...
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    Quick update: Short term Punt... on this BT...

    Quick update: Short term Punt... on this BT Dongle... So far I am not seeing any luck on Linux to make it work...

    Will check again later: But currently see other forums threads like:...
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    @mjs513 - Took me awhile to find one as well, but...

    @mjs513 - Took me awhile to find one as well, but have a couple including one that came out of LIDAR controller.

    I went ahead and issued PR: https://github.com/PaulStoffregen/ST7735_t3/pull/19
    ...
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    @Rezo - The one of theirs I have I think is one...

    @Rezo - The one of theirs I have I think is one of these: https://www.buydisplay.com/lcd-3-5-inch-320x480-tft-display-module-optl-touch-screen-w-breakout-board
    Don't remember if it has touch on it...
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    If you look at schematic ...

    If you look at schematic
    https://www.pjrc.com/teensy/schematic.html

    You will see usb host pins gnd is connected to gnd and the host power is connected to VUSB through power control chip...
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    Another quick update on data from this device. ...

    Another quick update on data from this device. Plugged into T4.1 with debug stuff turned on JoystickBT...



    USB Host Testing

    960

    USB2 PLL running
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    Critical? Not sure. But it arrived and I...

    Critical? Not sure. But it arrived and I plugged it into a Ubuntu 18.04 machine to get some data, like:

    kurt@kurt-XPS-8300:~$ lsusb
    Bus 002 Device 003: ID 18e3:9106 Fitipower Integrated...
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    Another quick check of speed differences, here is...

    Another quick check of speed differences, here is version of graphic test, adapted to show timing.
    Existing released code:

    hello!ST7789_t3::init mode: 0
    init

    Set Rotation: 0
    369

    After...
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    I went ahead and did the conversion to output 16...

    I went ahead and did the conversion to output 16 bit values when possible to again see the speed differences...

    Rotation: 0
    Press anykey to continue
    73
    79
    88
    79
    102
    71
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    ST7735_t3/ST7789_t3 - LC Support Speedups?

    Since I had one of the T-LC chips out in breadboard to fix an issue with my partial LC support for the ILI9341 in my ILI9341_t3n library, I wondered about some of our other libraries for smaller...
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    Sounds like a good thing to pull your hair out...

    Sounds like a good thing to pull your hair out trying to understand! Is this even more clear and understandable as the ADC_ETC stuff? ;) Maybe I should do the checkout at Digikey with it!
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