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    Sorry, it is unclear to me, what the issue is? ...

    Sorry, it is unclear to me, what the issue is?

    Does not give me enough information to give any suggestions.

    Does not compile? If so what are the compile errors.
    Screen is blank?
    Garbage on...
  2. Note: if this display display is like the 9"...

    Note: if this display display is like the 9" RA8876 display I purchased from them, it was setup (jumper options) that you had to use an external IO pin connected to the backlight pin.

    I have since...
  3. As mentioned the labels on the back of these...

    As mentioned the labels on the back of these displays are confusing at best.
    What I hooked up:

    Just Display:

    VCC=VUSB, GND=GND,
    RESET=8
    A0 is DC = 9
    SDA (DATA = MOSI) = 11
    SCL (CLOCK =...
  4. Again an FYI - we have the ILI9488_t3 library...

    Again an FYI - we have the ILI9488_t3 library which I have run on their display. Thought about trying it again, if it was same wiring as RA8875/RA8876 displays that I have a board that I could use, ...
  5. You might take a look at the Tindie product:...

    You might take a look at the Tindie product: https://www.tindie.com/products/onehorse/lipo-battery-charger-add-on-for-teensy-31/

    There are probably also threads up here on the forum talking about...
  6. Actually now I think it is the BLACKTAB that...

    Actually now I think it is the BLACKTAB that should be used.

    I don't have the Adafruit 1.8" version but I do have one by HiLetGo...
    https://smile.amazon.com/gp/product/B00LSG51MM/

    Took me a...
  7. Does it help if you try: INITR_18GREENTAB in the...

    Does it help if you try: INITR_18GREENTAB
    in the call to tft.initR?
  8. Works for me: 20820 Probably the next real...

    Works for me:
    20820

    Probably the next real question is what is your display? What are you actually running on the UNO? Could you list or include your actual sketch that you ran on the UNO......
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    Lots, but maybe none that will help here ;) ...

    Lots, but maybe none that will help here ;)

    My problem here is, I have no idea of how you build this? Yes you say Arduino and you uploaded the .ino file. But does this github project actually...
  10. Those pins are the same as the T4 pins that are...

    Those pins are the same as the T4 pins that are on the outside of board... And almost identical to the pins on T3.6/T3.5 at those exact positions.

    That is On/Off, Program, GND 3.3V and VBat... ...
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    As I mentioned, I tried it on my 4.3" RA8875 and...

    As I mentioned, I tried it on my 4.3" RA8875 and it worked fine. I could probably also hook up the 5" as well, but as you mentioned it does have different wiring.

    But as mentioned good enough to...
  12. Yes that is the fun of it, and yes there can be a...

    Yes that is the fun of it, and yes there can be a lot of frustration of figuring out why somethings don't work...

    As you mentioned, having the fastest raw speed may not be any good if it gives you...
  13. Paul I create a Pull Request with it using the...

    Paul I create a Pull Request with it using the drawRect code to output one scan line at a time...
    https://github.com/PaulStoffregen/ST7735_t3/pull/18

    Could do this just for T4.x - But I believe...
  14. @mjs513 (@Paul) - Yes the best fix is to rework...

    @mjs513 (@Paul) - Yes the best fix is to rework the function.
    Actually I just did a copy of the function directly out of my ili9341_t3n version into the example here,
    with 1 edit in ili9341_t3n it...
  15. @Paul and ... Now I am remembering some more. ...

    @Paul and ... Now I am remembering some more.

    Earlier I did try to put in some support for this into display code, to disable the calls to

    void ST7735_t3::setAddrWindow(uint16_t x0, uint16_t...
  16. Yes you are right it does not work... It reads...

    Yes you are right it does not work... It reads the file.

    The issue is when we added SPI.transaction support, it really did not work well with
    sketches that: tft.setAddrWindow(x, y,...
  17. Or maybe an incompatible file format on the...

    Or maybe an incompatible file format on the SDCard? I don't remember if this library came with it's own example formatter program, I believe SDFat does...
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    Yep LA, plus plug into Linux and see what it...

    Yep LA, plus plug into Linux and see what it shows... plus google to see if someone has driver...
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    As @defragster mentioned, I would have expected...

    As @defragster mentioned, I would have expected to see a file like: ButtSeqs.ino in that folder if this is something to build using Arduino.

    Arduino can build .cpp files and I do it all of the...
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    May have to order one... I have their earlier BT4...

    May have to order one... I have their earlier BT4 version: https://www.amazon.com/gp/product/B07J5WFPXX
    Which I am pretty sure that worked...

    Ordered... Should be here Monday.
  21. @frankzappa - What you are doing sounds good. My...

    @frankzappa - What you are doing sounds good. My main suggestion, is when you are starting out, for me the best thing is to try small bits and pieces, and most importantly have fun!

    Again if I...
  22. Sorry, I am not sure on how this compiles or...

    Sorry, I am not sure on how this compiles or doesnot. The log vile looks like excerpts of stuff...

    What would be good, is if you have a reasonably simple sketch that errors out now, that you...
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    Microsoft Mouse... Depends on which one... Also...

    Microsoft Mouse... Depends on which one... Also as mentioned I did not see any mention of Mouse. So make sure example has a mouse object in it. Also probably need to make sure the Bluetooth object...
  24. It is great that you are trying out different...

    It is great that you are trying out different things here, but again not really sure of what you are trying to accomplish? Or how much faster you believe this code is versus, simply using...
  25. If your goal is to read several ads pins as quick...

    If your goal is to read several ads pins as quick as possible, I believe there are some higher speed ways that we experimented with (mostly @mjs513), where you chain up ADC with ADCL XBAR... and I...
  26. It should also be noted (maybe by design) that if...

    It should also be noted (maybe by design) that if you try to allow it to Take Over Serial, the code will not compile, if your code does things like:
    Serial.read().... At least when I tried it as it...
  27. Again sometimes your differences are next to...

    Again sometimes your differences are next to nothing... Better to first worry about getting your code working properly and then if/when necessary, find out where your performance issues are and work...
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    Quick update here: - Maybe should post on...

    Quick update here: - Maybe should post on Visual_Micro forum... But thought I would mention more here in case anyone else tries it here.

    Took me a couple of attempts to get some of this stuff to...
  29. Visual Studio/Visual Micro - I have not done much...

    Visual Studio/Visual Micro - I have not done much with them. In theory if your settings are setup the same as Arduino IDE, you should get the same speed (I think)... But.

    writeRect4BPP - How to...
  30. Thread: Teensy Qt

    by KurtE
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    As mentioned + members can edit... So I put this...

    As mentioned + members can edit... So I put this data up on your first post.
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    As mentioned, if the pins you were using had...

    As mentioned, if the pins you were using had FlexIO pins on them, then could use my FlexIO Serial code to handle it.

    Now you mentioned that you were using all 8 other Uarts...

    The question is...
  32. @ftrias - Thanks again, Just starting to play...

    @ftrias - Thanks again, Just starting to play again. Also trying to get it to work with the VisualMicro.
    I will ask more on their thread or forum... Like how to setup to use with libraries...
  33. Sorry, I have no idea. Might have to...

    Sorry, I have no idea.

    Might have to experiment some. As for as the SPI objects are concerned the only real different is
    internally SPI object uses hardware LPSPI4 and SPI1 uses LPSPI3...
    ...
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    You did not say which 320x240 display, nor which...

    You did not say which 320x240 display, nor which Teensy... but assuming you have a teensy with enough memory (t3.5/3.6, T4, T4.1)

    As mentioned, for my ili9341_t3n library...
  35. Yes, there are a couple of pins that can be...

    Yes, there are a couple of pins that can be controlled by a couple of different timers, as I show in the excel document:
    20744

    In those couple of cases the flexPWM timer is used. That is we use...
  36. Two likely issues - A short or maybe your solder...

    Two likely issues - A short or maybe your solder iron went a ways off and knocked off a component...

    In cases like this, a picture showing your board might help
  37. Yes PWM does get init from startup.c and it does...

    Yes PWM does get init from startup.c and it does init the first 3 timers but not the fourth.


    void pwm_init(void)
    {
    //printf("pwm init\n");
    CCM_CCGR4 |= CCM_CCGR4_PWM1(CCM_CCGR_ON) |...
  38. @Rezo - clearing the clip rectangle is...

    @Rezo - clearing the clip rectangle is optional... That is if you ALWAYS set the new clip rectangle before your next output to frame buffer than it does not really matter...

    @DIYLAB - I totally...
  39. Probably should ask on ra8876 thread, but...

    Probably should ask on ra8876 thread, but probably does not take logical rotation into account. I would probably have simple sketch that prints the touch positions, and use map functions to convert
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    This sounds great. I thought I would give...

    This sounds great.

    I thought I would give some of this a try again.

    Most of the time I have been using sublimetext for editing, of anything other than simple sketches. Using...
  41. I think some of the speed issue is due to the...

    I think some of the speed issue is due to the math on setting up your bounding rectangles...

    That is I added Serial.printf to your output of one meter and only when percent is multiple of 16... ...
  42. I installed the Adafruit library, and I opened up...

    I installed the Adafruit library, and I opened up their example(OLED_featherwing) and built for Teensy 4.1 and it built.

    Note: I am usigin Arduino 1.8.13 and did a clean install of the latest beta...
  43. I hate to say the obvious, but you need to...

    I hate to say the obvious, but you need to organize your output code as to not flicker... ;)

    If you are not, I would be using the frame buffer, so usually easy to just draw the screen and then do...
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    Good morning @defragster - Actually most all...

    Good morning @defragster -

    Actually most all of the changes for XBox and PS3 were reasonably long ago... Currently the only changes pending are
    associated with Bluetooth, where before I had a...
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    Quick update - from linux box Here is some of...

    Quick update - from linux box

    Here is some of the data about the SWITCH controller:

    $ lsusb -v -d 45e:028e

    Bus 003 Device 006: ID 045e:028e Microsoft Corp. Xbox360 Controller
    Couldn't...
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    Understood, which I sort of figured as well and...

    Understood, which I sort of figured as well and have not pushed up the change... I did try to remove the clock bit at the end of the end method and did not help the Hibernate code...
    So I am out of...
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    Good morning @Paul and @defragster... The furn...

    Good morning @Paul and @defragster...

    The furn of it is for which version of which displays do you have this setup for?

    My boards are a little more funky as I set them up to maybe handle a...
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    @mjs513 - Yep I was going to look at that sort of...

    @mjs513 - Yep I was going to look at that sort of next.

    I Was also thinking of updating the buttons processing and reverse the bytes, to make them a little more compatible with for example XBox...
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    @mjs513 - I think it is close... I did a commit...

    @mjs513 - I think it is close... I did a commit with it in the branch...
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    Sounds like you are having fun, will wait to see...

    Sounds like you are having fun, will wait to see what you come up with!
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