Forum Rule: Always post complete source code & details to reproduce any issue!

Search:

Type: Posts; User: KurtE

Page 1 of 10 1 2 3 4

Search: Search took 0.03 seconds.

  1. Replies
    11
    Views
    175

    Sorry, I don't know exactly your setup? That...

    Sorry, I don't know exactly your setup?

    That is I downloaded (forked and cloned from) https://github.com/ImpulseAdventure/GUIslice

    As far as I can tell it does not know anything about Teensy...
  2. Another update. I just put in a Pull Request to...

    Another update. I just put in a Pull Request to Adafruit_SSD1306 library that makese the spiSettings member variable protected instead of private.

    This allowed me to then create a sub-class of...
  3. Quick FYI - The Adafruit_ssd1306 library works as...

    Quick FYI - The Adafruit_ssd1306 library works as well, if you edit the constructor sources and change SPI_MODE0 to SPI_MODE3.
  4. :o - I started off by adding it to the...

    :o - I started off by adding it to the ILI_Ada_FontTest4 and when nothing showed up, I then was about to add some more debug printing, but decided to first see if the font data looked reasonable... ...
  5. Looks like it is doing exactly what it is...

    Looks like it is doing exactly what it is supposed to do with Rubik_Regular.... You might want to ask Frank about this one...

    For example I tried to output 12 pt version... So if you look at the...
  6. Sorry I am not fully understanding your question,...

    Sorry I am not fully understanding your question, especially when you talk about D0 and D1?

    But if you are asking can you use Digital pins 0 and 1 as connections and use it to do USB to replace...
  7. I believe when you choose USB as RAWHID, it...

    I believe when you choose USB as RAWHID, it acutally does create 2

    That is the one RAWHID is the one you would talk to using the normal RAWHID stuff.

    The 2nd one is the Serial Emulation HID......
  8. You might take a look at the snooze library:...

    You might take a look at the snooze library: https://github.com/duff2013/Snooze

    And probably do a search here on the forum for more information on this.
  9. Replies
    11
    Views
    175

    Also maybe check the SPI speed. Maybe depending...

    Also maybe check the SPI speed. Maybe depending on your setup, it is trying to drive SPI too fast...
  10. Thread: Arduino 1.8.12

    by KurtE
    Replies
    6
    Views
    213

    @Paul - It is probably a good thing as I know you...

    @Paul - It is probably a good thing as I know you probably needed some other stuff to do. :D ;)

    Hopefully from their release notes, this does not imply that 1.8.13 is really soon as well?
  11. Replies
    3
    Views
    56

    As far as I know, the i2c_t3 library has not been...

    As far as I know, the i2c_t3 library has not been ported over to the T4.

    However the Wire library does (and has) support all of the I2C busses on all of the Teensy boards.

    But the I2C_t3...
  12. Sorry I am not an expert in a lot of the Analog...

    Sorry I am not an expert in a lot of the Analog stuff. Did help out some to get it working on T4...

    Data sheets for all of the processors can be downloaded from:...
  13. You might take a look at the ADC Library? There...

    You might take a look at the ADC Library? There is a thread that describes a lot about it: https://forum.pjrc.com/threads/25532-ADC-library-with-support-for-Teensy-4-3-x-and-LC
  14. A couple of different thoughts here.. Sorry if...

    A couple of different thoughts here.. Sorry if some of these are maybe are again probably a little off the topic.

    One of the great things about open source software is we are all free to try out...
  15. @mjs513 added another delta to PR... The later...

    @mjs513 added another delta to PR... The later add to ILI9341_t3n where in writeRect you can pass in CENTER, CENTER and it does the simple math of computing how to center the image...

    Updated the...
  16. Quick update: @mjs513 did the work to make a...

    Quick update: @mjs513 did the work to make a version of my(our) ILI9341_t3n library that works now with this HX... display.
    Which is up at: https://github.com/mjs513/HX8357_t3n

    I picked up my...
  17. Replies
    15
    Views
    788

    A quick hack up of the T4 slave code from other...

    A quick hack up of the T4 slave code from other thread, where I feed it data from SPI1 on the same T4...


    #include <DMAChannel.h>
    #include <SPI.h>
    #define PRREG(x) Serial.print(#x" 0x");...
  18. Sounds like the FLIGHTSIM_INTERFACE one is maybe...

    Sounds like the FLIGHTSIM_INTERFACE one is maybe a bug (maybe a convenient bug)

    It is also interesting that the undef header file might not be included in T4 sketches in the same way...

    ...
  19. Replies
    15
    Views
    788

    Things like this are a lot easier to help with,...

    Things like this are a lot easier to help with, if you post your current example code. That way might be able to see if there is something obvious. And maybe a description of a simple setup.

    A...
  20. Replies
    7
    Views
    677

    Note: Paul mentioned in the earlier thread on...

    Note: Paul mentioned in the earlier thread on larger version of Teensy: https://forum.pjrc.com/threads/58028-Pins-to-bring-out-on-a-hypothetical-larger-Teensy4?p=219038&viewfull=1#post219038
    That...
  21. @Nominal Animal - Differences I see between the...

    @Nominal Animal - Differences I see between the controllers.

    Mainly SPI 4 wire I believe supports 16 bit color mode where as it does not on ILI9488. So implies we can send 2 byte pixel values...
  22. I just ordered one from Amazon... Maybe here...

    I just ordered one from Amazon... Maybe here tomorrow...

    I suspect it may be more of an issue of which MODE does the display use?
    SPI_MODE0, SPI_MODE1... 3 ?

    The only caveat here than is...
  23. Note, personally I am not worried about the topic...

    Note, personally I am not worried about the topic being hijacked :D
  24. Replies
    59
    Views
    2,055

    Sticky: Hi @Frank, sorry to hear about your display... ...

    Hi @Frank, sorry to hear about your display...


    FyI I ran the LCDemo7Segement on A T2... (Don't have many of these) This one was part of my XV Lidar Controller V1.2 of GetSurreal.com...

    The...
  25. This all sounds great... But not sure exactly...

    This all sounds great... But not sure exactly where all to take this. That is most all of our stuff has a common ancestry with the Adafruit drivers. The big exception is the RA8875.. Mainly some of...
  26. Sorry, not really sure what you are asking... ...

    Sorry, not really sure what you are asking...

    Fastrun code - Currently on T4, unless you specifically tell it otherwise all of the code is copied down to ITCM (fast run)... There are ways to...
  27. Thanks Projectis... Long term, I think adding...

    Thanks Projectis...

    Long term, I think adding all of that would be great. Right now just playing with the basics. Each of the current drivers like ILI9341_t3, ILI9488_t3, ST7735_t3/ST7789_t3,...
  28. Replies
    3
    Views
    77

    I was curious, so I thought I would take a quick...

    I was curious, so I thought I would take a quick look,

    Looks like this one would be a bit of a challenge and it is not something I have or use... Actually I think I did buy one in my last PJRC...
  29. @mjs513 - Will be fun to try out the stuff when...

    @mjs513 - Will be fun to try out the stuff when the Adafruit display arrives...

    In the Mean time, I spent some time discussing SPI versus buss output in another thread, and mentioned some about...
  30. Good luck, sounds like a fun project... As for...

    Good luck, sounds like a fun project...

    As for using LCD driver commands... Like scrolling, personally if I were developing something that had a large portion of my screen scrolling, that would be...
  31. I am not an expert on this... But a quick...

    I am not an expert on this...

    But a quick look at the sources:
    In particular FreqMeasure\util\FreqMeasureCapture.h

    I see the section:

    // Teensy 3.1, 3.2, 3.5, 3.6
    #elif...
  32. Replies
    31
    Views
    203

    Sorry, I am unsure from all of the descriptions...

    Sorry, I am unsure from all of the descriptions on where the problem is? Is it the Teensy is not receiving the data or the data output from the Teensy is not seen on the other end?
    Also it might...
  33. Yep sometimes some of us don't spell very well. ...

    Yep sometimes some of us don't spell very well. :0

    Note: the main reason we added the palette mode to the ILI9488_t3 was when we started playing on it, it with with the T4 Beta 1 board which...
  34. As already mentioned, only 3 of the 4 SPI sets of...

    As already mentioned, only 3 of the 4 SPI sets of pins are available on the T4. As Paul mentioned, you can emulate SPI using FlexIO. I have a version of doing that up on my Github project:...
  35. Replies
    24
    Views
    295

    Again I am not an analog expert, but did you read...

    Again I am not an analog expert, but did you read over details about the ADC library in the forum thread: https://forum.pjrc.com/threads/25532-ADC-library-with-support-for-Teensy-4-3-x-and-LC ?
    ...
  36. Replies
    24
    Views
    295

    Running Arduino, there is a button near the upper...

    Running Arduino, there is a button near the upper right hand side of window (on windows below the area for min/max/close windows, which if you hover over it says Serial Monitor... Click on it.
    Or...
  37. Replies
    24
    Views
    295

    /* Example for analogRead ----> Simplifed by...

    /* Example for analogRead ----> Simplifed by Deane Feb 7 2020
    * You can change the number of averages, bits of resolution and also the comparison value or range.
    */


    #include <ADC.h>...
  38. There looks like a few different starting points...

    There looks like a few different starting points to play with :D

    @mjs513 (and others) - I am trying to decide on one of three different courses of action.
    a) It's own library, again probably...
  39. The difficulty in giving an answer on why it...

    The difficulty in giving an answer on why it might have died is always a hard question to answer. Obviously if something was shorted out, that can be a very obvious thing to answer.

    I have not...
  40. Thread: T4 killing board

    by KurtE
    Replies
    11
    Views
    263

    Sorry to hear about the problems. Not sure...

    Sorry to hear about the problems.

    Not sure what you are saying about the 2nd Teensy? You say you lose the USB, but then you say you can reprogram it, which implies the USB is still functional? ...
  41. Replies
    5
    Views
    100

    Looks sort of like a quick and dirty cut and...

    Looks sort of like a quick and dirty cut and paste of fragments that don't compile...

    I can get to mostly compile if I change all references of DMASIZE0 -> DMASIZE
    and src0->src

    But again it...
  42. Replies
    24
    Views
    295

    @Deane - please note, I am not the owner of this...

    @Deane - please note, I am not the owner of this library or use it much, I am simply a PJRC user who wanted to help out to get one more thing working on the T4... So started working on it and then...
  43. I hear you! But of course wonder if there are...

    I hear you! But of course wonder if there are others out there like on Ebay... Or ???
  44. Replies
    24
    Views
    295

    @Frank B - Yep bugs... I just put in PR to fix...

    @Frank B - Yep bugs... I just put in PR to fix the && to & https://github.com/pedvide/ADC/pull/50

    As for not building on Teensyduino 1.50. It builds for me...
    BUT - I am thinking he may have...
  45. TFT 3.5" display (320x480) ILI9488 or HXD8357D?

    I know some of us have played around some with the 9488, which has twice as many pixels as the ILI9341, but takes 3 times as many bytes to be transferred over SPI to update the display.

    SO I was...
  46. Sorry I have no idea of exactly what you are...

    Sorry I have no idea of exactly what you are trying to do? Nor which Teensy you are talking about or ???

    In particular what is the relationship of the other signal pins? That is do these pins...
  47. Sounds like this project will keep you busy. ...

    Sounds like this project will keep you busy. Will be interesting to see how it progresses.

    Other options for doing IO to multiple pins may be to try to use FlexIO... (Chapter 49 of the IMXRT...
  48. For me some of these type questions, have no real...

    For me some of these type questions, have no real one size fits all answer.

    Is SPI fast enough? It is if it is fast enough for whatever it is you are needing to do...

    Is SPI faster than 8...
  49. Replies
    7
    Views
    116

    Is this more or less a duplicate thread of your...

    Is this more or less a duplicate thread of your other one: https://forum.pjrc.com/threads/59371-testing-data-and-instruction-cache-on-the-Teensy-4-0
  50. Replies
    24
    Views
    295

    Also if you are not using the version of ADC that...

    Also if you are not using the version of ADC that is installed by Teensyduino, but instead installed from github, you should either sync up to the latest stuff or remove it and use the version with...
Results 1 to 50 of 500
Page 1 of 10 1 2 3 4