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  1. I haven’t played with it yet but I am looking...

    I haven’t played with it yet but I am looking foreword to it. Big thanks for sharing not only this but the flicker free library.
    I have an RA8875 and a ili9431 I would like to try.
  2. Thank you, I wasnít very clear in that last post....

    Thank you, I wasnít very clear in that last post. The library
    Can be installed in the - hardware>teensy folder, where the teensy specific libraries get put when installing teensy loader, or I can...
  3. Hello, after reading through most of this post, i...

    Hello, after reading through most of this post, i thought i would give this library a shot.

    I have several ili9488 displays, some from buy display and others from e-bay.

    First i loaded the...
  4. Frank, thanks for the reply. I don’t know much...

    Frank, thanks for the reply. I don’t know much about GSM, had to look it up just to make sure.
    I’m guessing that it would need cell (phone) coverage to work?
    If that’s the case, that won’t work...
  5. Wireless mesh or tree network, need advice.

    First things first, I am completely ignorant when it comes to wireless ( WiFi ) networks, I have a very loose grasp on terms like server, client, access point, etc. for the sake of this post, assume...
  6. arrays, buffers, ring buffers and pointers...

    Hello, Ive been trying to learn as much as i can about these things, however im finding it all to easy to get confused.
    I am not a programmer, but i can usually cobble something up in arduino that...
  7. Well, I tried a different approach using the BTE...

    Well, I tried a different approach using the BTE
    Function, my thought being, print value at 0,0
    Then, when a new value comes in, copy that block at 0,0 move it down, . Took a bit to figure out the...
  8. No worries! You did not mislead, thank you for...

    No worries! You did not mislead, thank you for the help.
  9. no luck, i did try replacing just the .H and .CPP...

    no luck, i did try replacing just the .H and .CPP files inside the RA_8875_t4 folder but get the same compiler error. I tried compiling it it the T3 as well and got the same error.


    ...
  10. Just tried compiling with the _Terminal library,...

    Just tried compiling with the _Terminal library, and gave me that error, ill keep working on it but this is where ill probably have to beg for some more help.

    Thanks guys
  11. I will still give it a shot, however if that...

    I will still give it a shot, however if that means digging through the .h and .cpp files to figure out what functions and arguments to make Im afraid my skill
    set will let me down. Same applies to...
  12. Please forgive the horrible grammar and spelling,...

    Please forgive the horrible grammar and spelling, on my phone, and my thumbs are fat, eyes are bad and auto correct hates me for some reason.
  13. WWatson, thanks, I will give that a try, out to...

    WWatson, thanks, I will give that a try, out to dinner at the moment.

    @kurt and mjs513, after posting that last bit of code, I tried a few different layer commands, either in the set up or out,...
  14. interestingly, if i run the same code as above,...

    interestingly, if i run the same code as above, but comment out the " tft.setScrollWindow(0, 799, 0, 479 );"
    to dissable scrolling, it has basically the same glitch.

    once the text hits the last...
  15. try this: #include #include...

    try this:


    #include <SPI.h>
    #include <RA8875.h>

    #define RA8875_CS 10 //any digital pin
    #define RA8875_RESET 8//any pin or 255 to disable it!
  16. mjs513, Thanks for that, It does seem to cure...

    mjs513, Thanks for that, It does seem to cure some of the issues. I am still getting those odd artifacts a blip or small screen shift at the top, seems to repeat at a constant interval.

    I would...
  17. I will try that when I get home this afternoon,...

    I will try that when I get home this afternoon, thank you. I notice another forum member, his forum handle escapes me at the moment, has got scrolling working well, even with large fonts, on this...
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    I really like the size, layout and the...

    I really like the size, layout and the castellated pads, all good, I don't recall seeing a planned PCB thickness but hoping it will be .8 mm or less.

    this is a great idea and cant wait to see...
  19. Most everything ive tested looks and acts pretty...

    Most everything ive tested looks and acts pretty much the same with the @mjs513 library, i just cut the old RA8875 lib out of the teensy libraries folder and put it on my desktop for now, so im...
  20. I installed the library at ...

    I installed the library at https://github.com/mjs513/RA8875/tree/RA8875_t4

    into my Teensy hardware folder, where the origional RA8875 library is,

    do i need to delete the original since the...
  21. I should add that i don't intend for it to scroll...

    I should add that i don't intend for it to scroll on forever, i will add limits on how many lines get scrolled before the counter "y" in this case, gets reset.

    the intended serial stream ( to be...
  22. Ok, back at my computer for a few min. Teensy...

    Ok, back at my computer for a few min.

    Teensy Loader 1.51 beta 1
    Library RA8875 version=0.7.11
    Ardiono version 1.8.12
    Teensy4



    #include <SPI.h>
  23. Kurt, thanks for the quick response. As far as I...

    Kurt, thanks for the quick response. As far as I know I am using the RA8875 library that was bundled in with teensyloader, I donít remember the exact version at the moment but I will post that ASAP. ...
  24. RA8875 sumotoy library, serial terminal, need help

    Hardware: buyDisplay 800x480 RA8875 tft
    And, at the moment a T4 running at 150Mhz.
    Using HW SPI for display and IIC for cap touch interface.

    I am in the early stages of getting a GUI up and...
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    I think this is a great idea and long overdue, I...

    I think this is a great idea and long overdue, I would buy them. If this ends up turning into a real board, I would think a teensy 3.2, 3.5/6 and an LC board would be a great idea also. A small, thin...
  26. Thanks KurtE Iíll give it a shot, I did try...

    Thanks KurtE Iíll give it a shot, I did try setting the clock back to 30000000 but no luck there either. Iím not too worried about it, I have 3 more T4s and just added another to my oshpark order...
  27. I have 2 displays, first thing I did was swap out...

    I have 2 displays, first thing I did was swap out a known good one, no go.
    Both displays work fine on my t3.2 board, so pretty sure one or more of the SPI pins 13-12 or 11 got damaged somehow, as I...
  28. My results with DC=10 and CS=9 My...

    My results with DC=10 and CS=9





    My results after updating teensyduino and the ILI9341_t3n library.
    Also able to duplicate the results on the scroll test mentioned earier.
    Bad news,...
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    16 bit lcd questions

    Been looking for some teensy related info for awhile now and not turning up much, so I thought I would just ask, couple of questions.

    I am wanting to use the cheep, pretty nice looking 3.5 inch...
  30. Thanks guys, I will update my teensy loader, I...

    Thanks guys, I will update my teensy loader,
    I did find one interesting thing,
    Running the same scroll test code, with the timing reports, I went ahead and swapped the DC and CS pins to match the...
  31. Got the graphics test working, I didn't notice...

    Got the graphics test working, I didn't notice the DC and CS pins are swapped in the example code, so that is working again.
  32. I cant seem to reproduce your results using a T4,...

    I cant seem to reproduce your results using a T4, I am running the code you posted, and when i use the default :

    in the ILI9341_T3n .H file
    I get ~1014 ms for the timer results,
    When i increase...
  33. #elif F_CPU == 144000000 // config divisors:...

    #elif F_CPU == 144000000
    // config divisors: 144 MHz core, 48 MHz bus, 28.8 MHz flash, USB = 144 / 3
    SIM_CLKDIV1 = SIM_CLKDIV1_OUTDIV1(0) | SIM_CLKDIV1_OUTDIV2(0) | SIM_CLKDIV1_OUTDIV4(4);...
  34. Wow, thanks for the explanation and help. I...

    Wow, thanks for the explanation and help. I havenít dug into the code enough yet, and usually only really understand about 25% of most of this stuff anyway. I did not realize that it was reading,...
  35. Quick question, I just started playing with...

    Quick question,
    I just started playing with this library today.
    Iím using the adafruit 320-240 display, ili9341 obviously. Have it up and running with a teensy3.2 @ 120Mhz .

    What caught my...
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    Jason, thanks for your advice. What you propose...

    Jason, thanks for your advice. What you propose is pretty much what I was thinking. To answer a couple of your questions.

    It is an 8 cylinder engine ( a typical V8 ).
    I have no idea what the...
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    teensy 3.2 ignition timing controller?

    I want to build a controller that will allow me to read and then simulate a multi toothed wheel on an engine for the purpose of advancing or retarding the signal seen by the actual engine computer.
    ...
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    Thanks blackketter, I will give that a shot. ...

    Thanks blackketter, I will give that a shot.

    Off topic a little, I started playing around with the Embed IDE today, using a Nucleo xxx401re ( their part numbers are nowhere near as fun as teensy...
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    Teensy 3.1 ILI9341_t3 lib questions

    First off, wonderfull library!

    I have a teensy 3.2 and the Adafruit 2.8 Cap touch display, working great.

    I have a couple of questions about displaying text on this screen,

    1, Is there an...
  40. Thanks a ton for the detailed response! After...

    Thanks a ton for the detailed response! After looking at it it made perfect sense. I went into My standard libraries folder and removed the duplicate libraries, i also moved the "fire" library to the...
  41. Cap touch screen compiler error, need help.

    I am using an Adafruit 2.8" tft with capactive touch: www.adafruit.com/products/2090.

    I have had no problems getting this display and touch screen to work with the optimized ILI9341_t3.h ...
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    That looks prommising, I'll see if I can change...

    That looks prommising, I'll see if I can change the buffer size and do some testing. I'm not concerned with memory as the teensy has more than enough. I also would like to route around in the U8g lib...
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    wow, thanks. not sure how well that aproach will...

    wow, thanks. not sure how well that aproach will work with the u8glib, but its worth a shot. my project is a wide band oxygen controller, talking wirelessly via nrf24l to an arduino pro mini/oled....
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    I also played with the adafruit GFX lib several...

    I also played with the adafruit GFX lib several months back, and as i recall it was quite a bit faster on the teensy3.x compared to the mini, I also tested the DUE, I cant remember which was...
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    Teensy 3.1 and u8glib why so slow?...

    I have been playing around with arduino pro mini and a teensy 3.1&LC, using the u8glib and an adafruit OLED ( SSD1352 controller if memmory serves me correctly ) .

    The oled I am using is the SPI...
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    Teensy 3.1 and u8glib why so slow?...

    I have been playing around with arduino pro mini and a teensy 3.1&LC, using the u8glib and an adafruit OLED ( SSD1352 controller if memmory serves me correctly ) .

    The oled I am using is the SPI...
  47. @ cartere, sorry about that, but as I was using...

    @ cartere, sorry about that, but as I was using the adafruit example code, anyone who has the library has the source code ;)

    @ Paul, thanks for the quick response, after about 30 min of goggle...
  48. adafruit ssd1306 compile error 128_64 OLED

    Board used is a teensy 3.1, I have it wired to the adafruit 128_64 OLED as per the sample code.

    I am trying to use the demo code, strange thing is that if I set the board to UNO rather than...
  49. FreqMeasure on UNO and Teensy3.0 questions

    Hi, I am working up a little project that is begging for the FreqMeasure library, But I ran into a stumbling block with the UNO i am using.

    I am using pin 5 for I2C comms to the display. One...
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