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  1. This is the setup to obtain the previous images ...

    This is the setup to obtain the previous images


    void setup() {
    tft.begin();
    //ts.begin(); // touchscreen begin
    tft.fillScreen(ILI9341_BLACK); tft.setRotation(3);

    if...
  2. Extra configuration must be provided in the...

    Extra configuration must be provided in the SD.begin () line. The Sdfat beta library has two options:

    SD.begin (SdioConfig (FIFO_SDIO));

    and

    SD.begin (SdioConfig (DMA_SDIO));

    Depending on...
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    By the way in the forum I found this post, it...

    By the way in the forum I found this post, it indicates the ports that were enabled to connect through a 8-bit interface to a screen similar to the one you have, of course smaller:
    ...
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    Until now we do not have any approximation of the...

    Until now we do not have any approximation of the UTFT library to teensy 4. For teensy 3.2 there is support, with some minor adjustment in UTFT.ccp, it is possible to extend the library to teensy 3.6...
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    What screen do you want to use with UTFT?. It is...

    What screen do you want to use with UTFT?. It is possible that there is an alternative library.
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    Use a rechargeable battery LIR2032

    Use a rechargeable battery LIR2032
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    Just keep in mind that the costs of EVE2 / 3...

    Just keep in mind that the costs of EVE2 / 3 screens are not economical. However the screen performance is excellent. Matrix Orbital screens have quite advanced touch controllers, however additional...
  8. Great info!. A lot of cloth to cut!. This is...

    Great info!. A lot of cloth to cut!.

    This is my approach to smoothing readings. The key is the data acquisition interval; I think that 1 second is more than acceptable to have real-time...
  9. You must use an intermediate variable that, by...

    You must use an intermediate variable that, by gradual increments or decrements, allows a smoother or more natural indicator needle to slide between two readings:


    if (Lect2> Lect1) {Velp = Velp...
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    - Type of display: TFT - Size of Display: 3.5",...

    - Type of display: TFT
    - Size of Display: 3.5", 4.3", 5"
    - Touch Capability: capacitive and resistive
    - Graphic Controller Chip: FT81x (810,811,812,813), BT81x (BT815, BT816)
    - Touch Controller...
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    Wow, really a difficult road! There are...

    Wow, really a difficult road!

    There are screens with graphic chips such as the very powerful FT81X or BT81X, which you can connect in a teensy 4 or in a teensy 3.6, even in a teensy 3.5; accessing...
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    The options around the chips EVE2 (FT81X) and...

    The options around the chips EVE2 (FT81X) and recently EVE3 (BT81X), which can be used with the library for the gameduino 23x with some adjustments, it seems to me that they would be a good solution....
  13. Recently in the team we managed to install a 3.5...

    Recently in the team we managed to install a 3.5 "FT813 HD screen, in the Teensy 4. After many hours of unveiling, we were able to link the Greiman SdFat beta library to the James 23X gameduino...
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    Greiman, with the SdFat-beta library: Is it...

    Greiman, with the SdFat-beta library: Is it possible to generate in the serial monitor a list of the files contained in a folder inside any microSD card installed in the Teensy 4?.

    Will you have...
  15. The reader should remain in the orientation that...

    The reader should remain in the orientation that teensy 3.6 has, it is more practical for the insertion / removal of the microSD card
  16. Replies
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    Finally, if it has been difficult to weld on...

    Finally, if it has been difficult to weld on those mini-pads !; The SDIO reader is already installed with an SD-microSD adapter, after applying the test bench for the first time with a 32 Gb SanDisk...
  17. Teensy 4: pin on/off, which functions and how should we connect it?

    Regarding the pin on / off:
    - Which functions has? And what is the correct way to connect it?
    - Can it be used similarly to the teensy 3.6 Reset pin?
  18. Returning to the issue of division, then, how...

    Returning to the issue of division, then, how should it be done?. In my designs I always use floating and to present in serial port or in the text editor of the screens that I regularly use, I use...
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    This library requires a lot of work to work with...

    This library requires a lot of work to work with the teensy 4 SDIO reader with SdFat beta. In fact, I am working on such modification but I decided to start from the latest version available for the...
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    If it is to express wishes ... I am a user who...

    If it is to express wishes ... I am a user who uses this type of plates to build one or another gadget with TFT's, I have reached the point of requiring a plate that in addition to speed, is compact,...
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    Great. Please share more photos of your...

    Great. Please share more photos of your functioning screen. I was very curious!

    PS: I hope to get a teensy 4 soon to try the GD23_T4 library, with a pair of NHD FT813 and apply with the...
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    How did it go with the library settings?

    How did it go with the library settings?
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    The PD pin, which you connect to pin3, is the POR...

    The PD pin, which you connect to pin3, is the POR pin, you must define it in this line:

    #define POR_PIN 3 // POWER ON RESET SCREEN

    The fault that you report of random ignition could be...
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    Incredible, Itīs alive!. Does the touchpad...

    Incredible, Itīs alive!. Does the touchpad respond?

    Is your screen this one?

    https://elty.pl/pl/p/Wyswietlacz-LCD-5-800x480-FT811-z-panelem-dotykowym-pojemnosciowym/1790

    FT811 5", 800x480
  25. Replies
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    When I worked on the configuration of GD23_T4, I...

    When I worked on the configuration of GD23_T4, I followed the comments expressed here in the forum. I still don't have a Teensy 4 to test its operation.
    Upload some photos of your arrangement, so I...
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    For these types of actions, it is better to use a...

    For these types of actions, it is better to use a TFT that allows you to use advanced graphics in any MCU you want to use. The best option is to select some 3.5 "or 4.3" FT813 screen, even the FT80x...
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    I think it could be used. Why don't you try, and...

    I think it could be used. Why don't you try, and share us as it was. Remember to check the wiring of the gameduino 2, 3 or 3X.

    The FT80X series should respond with the library for gameduino 23X.
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    You may be able to connect your TFT to teensy 4...

    You may be able to connect your TFT to teensy 4 using the latest version of the library for gameduino 23X, using a CD4050BE on the SPI lines of the screen
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    Wire pin Reset to pin 8

    Wire pin Reset to pin 8
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    Offtopic: Bill is nice to hear from you. THX for...

    Offtopic: Bill is nice to hear from you. THX for sharing with us the great SdFat library, excuse the impertinence, do you have plans to update that great library, focused on Teensy 4.0?
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    Teensy 4.0 out of stock PJRC Adafruit...

    Teensy 4.0 out of stock

    PJRC
    Adafruit
    Sparkfun

    Any date to refill suppliers?
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    Itīs alive!!!! Congratulations for the hard...

    Itīs alive!!!!

    Congratulations for the hard work!.

    One question: Which microSD socket do you recommend to use?

    Any link?
  33. The best option are the TFT with graphic...

    The best option are the TFT with graphic processor like FT81X or BT81X and probably SmartGPU. They run at 50-60 fps all the time, that's minds that the screen are refreshing all the time!.

    ...
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    Why no try it an external 3v3 SD reader like...

    Why no try it an external 3v3 SD reader like this:

    http://www.mediafire.com/convkey/85a2/7jxn9otl7t6qu6jzg.jpg
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    Wow! With SPI-TFTīs like the FT81X works very...

    Wow!

    With SPI-TFTīs like the FT81X works very stable!

    http://www.mediafire.com/convkey/81ba/qfb9rtg9rnpt4b8zg.jpg

    http://www.mediafire.com/convkey/cbb7/0msmyjijm13wey0zg.jpg
    ...
  36. Use this guide...

    Use this guide

    For long strips must be use a 5V external source

    In teensy 3.5, wiring directly
    In the teensy 3.6 or any MCU with logic of 3.3 V, use a logic level shifter to boost 3V logic to...
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    The possible options there are no cheap, here for...

    The possible options there are no cheap, here for example:
    Riverdi FT801 2.8"
    That TFT has a ILI9341 as IC powered by FT801 like a GPU

    If the cash is not a problem, you can achieve great...
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