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    @... Using Paul's freq sketch in the referenced...

    @...
    Using Paul's freq sketch in the referenced post I am getting these values (kHz)

    34 - 1.85-1.9
    35 - 3.73
    36 - 7.48
    37 - 14.98
    38 - 3.73
    39 - 1.857-1.9
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    Ok. This morning did 2 things. Removed the...

    Ok. This morning did 2 things. Removed the pull-up resistor on pin 36 and replaced the TPD chip, didn't like how I did it before. Really need to use the larger style version that @defragster...
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    Was thinking about removing it tomorrow if I can...

    Was thinking about removing it tomorrow if I can get it off
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    Just as a note I did populate the pullups.

    Just as a note I did populate the pullups.
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    @KurtE - @defragster Got it finally to show...

    @KurtE - @defragster

    Got it finally to show some life. I got this once:

    Initializing SD card...Wiring is correct and a card is present.

    Card type: SD1
    Could not find FAT16/FAT32 partition....
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    Thanks @defragster. This is definitely past my...

    Thanks @defragster. This is definitely past my bedtime but had to try it first.

    Testing done with the cover off:

    Test #1 = jumpers between edge pins, you can see where pin 38 does not work on...
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    Was going back through the thread and didn't...

    Was going back through the thread and didn't really see anyone that had any success.

    Yep I checked the connection to the sd card socket using this pinout for the socket:...
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    @defragster Ok - having tough time here -...

    @defragster

    Ok - having tough time here - where is your TD_SDIOPinTest sketch - cant seem to find it - can you post it here.
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    The way I set mine up I have just enough room to...

    The way I set mine up I have just enough room to slide the cover on and off - did have to unsolder it though. And yeah the pins are close that is why I slide a dummy card in :). Will have to ring...
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    @defragster - @KurtE Have a good one for you. ...

    @defragster - @KurtE

    Have a good one for you. If I use the blink sketch and test the edge pins only pin 38 does not blink. So I removed the SD Connector cover and tested the pins on the SD...
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    @KurtE - thanks that reminds me. That TPD chip...

    @KurtE - thanks that reminds me. That TPD chip is really hard to solder, at least for me - think I may have messed it up.

    Dan - You might want to think about using the TPS chip that Paul used...
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    Picked them up on Amazon:...

    Picked them up on Amazon: https://www.amazon.com/gp/product/B01DCDJJ6C/ref=ppx_yo_dt_b_search_asin_title?ie=UTF8&psc=1. They been coming in handy.
  13. @KurtE Merge completed

    @KurtE

    Merge completed
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    @defragster - I agree whole heartedly with @KurtE.

    @defragster - I agree whole heartedly with @KurtE.
  15. Thread: I2C on Teensy4

    by mjs513
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    @ChrisAldridge i2c_t3 has not been updated by...

    @ChrisAldridge

    i2c_t3 has not been updated by the author for use on the T4 that I know of. You will have to Wire.h, the normal I2C library for use with the T4.
  16. @KurtE My apologizes. A little dense lately. ...

    @KurtE

    My apologizes. A little dense lately. I get it now. Will have to fix the ILI9488 lib as well.


    EDIT: Updated the ILI9488 library as well as the ST7735_t4_rewrite branch with your...
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    Yes there is. This is curtesy of @defragster: ...

    Yes there is. This is curtesy of @defragster:

    #if 1
    #ifdef __cplusplus
    extern "C" {
    #endif

    #if defined(__IMXRT1062__)
    uint32_t set_arm_clock(uint32_t frequency);
    #endif
  18. @KurtE That's strange. I have been using both...

    @KurtE

    That's strange. I have been using both libs without any linker issues. Just did a double check. Just for reference I am using Adafruit GFX lib that Paul packaged with Teensyduino. ...
  19. @KurtE Just tested the changes I made to the...

    @KurtE

    Just tested the changes I made to the ST7789/7735 libraries with a 7789 with no CS pin and it worked fine once I used the right tft.init format :) If ok with you I will go ahead and put...
  20. Thanks Kris - just saw the post, very cool.

    Thanks Kris - just saw the post, very cool.
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    Well have some good news and some bad news. ...

    Well have some good news and some bad news.

    Using the following approach:


    Put Kapton tape above the sdio pads covering the holes, if any, and put another piece above the D+/D- pads.
    I...
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    @PaulStoffregen On a windows10x64 machine I...

    @PaulStoffregen

    On a windows10x64 machine I just tested SerialPlotter with IDE1.8.9 and TD1.47beta1 with the following sketch:

    float a, b, c;

    void setup() {
    // put your setup code here,...
  23. @PaulStoffregen Wow! Some article. Was just...

    @PaulStoffregen

    Wow! Some article. Was just skimming through it and its a really thorough overview and explanation of what you had to do in order to get it operational. You don't always get...
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    Yes. Pins 30(CRX3) and 31(CTX3).

    Yes. Pins 30(CRX3) and 31(CTX3).
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    You will need to filter the messages for the...

    You will need to filter the messages for the messages ids containing speed, rpm etc.
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    Would highly recommend using a transceiver. I...

    Would highly recommend using a transceiver. I typically use one of these:...
  27. @manitou Issued a pull request for the...

    @manitou

    Issued a pull request for the changes: https://github.com/PaulStoffregen/NXPMotionSense/pull/10
  28. Thanks for trying it out for me. It was working...

    Thanks for trying it out for me. It was working for me but just wanted to make sure. Going to clean up the library.

    Going to clean up the code and debating whether to make Altitude callable or...
  29. UPDATE: Switched to OneShot mode for altitude...

    UPDATE:
    Switched to OneShot mode for altitude and temperature as well. Changed Oversample to 32ms, while 6ms is nice needs some OS. Now the temp/press/alt is updating at the same rate as the...
  30. @manitou Spent the day playing around with...

    @manitou

    Spent the day playing around with just the MPL3115 and getting familiar with it as well as looking at the datasheet :) - I hate datasheets - they always talk in code :)

    Anyway as a...
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    @wwatson and @Paul I am using IDE 1.8.9 with...

    @wwatson and @Paul

    I am using IDE 1.8.9 with TD1.47-beta1 and timestamp is available with that combination either.
  32. Thanks for info. I know the Sparkfun lib has a...

    Thanks for info. I know the Sparkfun lib has a baro calibration function that I may add to the Paul's lib.
  33. @manitou Pretty much copied over Kris's MPL...

    @manitou

    Pretty much copied over Kris's MPL stuff into the nxpmotionsens library but getting very strange altitude readings. Not sure if its my mpl3115 or something in the library. The updated...
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    @defragster - just out of curiosity did you check...

    @defragster - just out of curiosity did you check the flexcable for shorts or the voltages that are coming out to the sd card to see if there is any problems on the cable.
  35. @manitou Yep. Looking at it a little more...

    @manitou

    Yep. Looking at it a little more closely the function I referenced returns the raw temperature so some conversion would have to be done.

    Well guess I will put it on my short list of...
  36. @manitou - @stiganielsen Just took a look at...

    @manitou - @stiganielsen

    Just took a look at the lib and a little funny. In the NXPMotionSense.h it has the pressure and altitude read call as private and I don't see any way you can get it out. ...
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    Ok finished putting male headers on the breakout...

    Ok finished putting male headers on the breakout and ran @KurtE's any pin. All pins ring out no problem except for the card since I don't have a cable to test with yet. Once I get that I will try...
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    @KrisKasprzak I think you are talking about...

    @KrisKasprzak

    I think you are talking about this one on you tube: https://www.youtube.com/watch?v=YejRbIKe6e0&t=4s

    Really nice had it running on the ILI9488 with the T4 as a test.

    Would...
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    @KurtE I have been using full size headers for...

    @KurtE

    I have been using full size headers for the edges of the T4 and a half height 2x5 on the smt connector on my breakout boards. So even when the smt connector is a little lower that the edge...
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    @KurtE Yeah - probably shorted something on...

    @KurtE

    Yeah - probably shorted something on the bottom when I did the smt header. I didn't cut the trace either. May have had a solder bridge on one of the bottom resistors. Tried to clean it...
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    Well guys. I tried to solder up another T4, no...

    Well guys. I tried to solder up another T4, no ribbon, and managed to kill another T4. Not sure if I am will to try a third. Think if I was going to do this again I would use full size headers. ...
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    @luni You are making me remember as well. ...

    @luni

    You are making me remember as well. Think I had the same problem when I was working on UAVCAN. I actually had to add this as well:

    namespace std {
    void __throw_bad_alloc()
    {
    ...
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    Interesting. This is very similar to the problem...

    Interesting. This is very similar to the problem that I was having a couple of years ago with having to define missing symbols for abort, kill, write and getpid. This was resolved by doing what was...
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    Think that is exactly why I may have fried my T4....

    Think that is exactly why I may have fried my T4. Hopefully yours will still work. Also going to take @defragster advice for the next round - no flux under the flex cable.
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    Thanks Bill - just got back on line - you did...

    Thanks Bill - just got back on line - you did what I was about to do :)
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    https://github.com/PaulStoffregen/SPI Just...

    https://github.com/PaulStoffregen/SPI

    Just copy and paste spi.h and spi.cpp to the library already installed
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    Rev 2 board looks like there are 10k pullups on...

    Rev 2 board looks like there are 10k pullups on pins 4, 9 and 10 already.

    To be honest never really never saw a recommended value. Have seen 10K and 100k.

    Another thing is that @KurtE pushed...
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    Here's the problem I see with removing the cover,...

    Here's the problem I see with removing the cover, there are a couple. If you use the flex cable socket and move it back far enough not to interfere with the sockets you will never get it back on. ...
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    This is with the SD socket, plus the Flex...

    This is with the SD socket, plus the Flex connector plus the low profile headers.

    To be honest not sure its suppose to be but it slide on and off fairly easily. To be honest it was the only way...
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    I actually just ordered these from digi-key the...

    I actually just ordered these from digi-key the other day:
    https://www.digikey.com/product-detail/en/keystone-electronics/1072/36-1072-ND/9921820 (have to look at the drawing) looks like the one...
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