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    Indeed the T_4.1 is fast - and PJRC support code...

    Indeed the T_4.1 is fast - and PJRC support code makes avoiding the RefManual generally easy :) - and the resulting code is tested for correctness and presented for use.

    Would be cool to see that...
  2. general understanding in seeing some posts ... ...

    general understanding in seeing some posts ...

    use AGND for Analog signal ground as it has some isolation from digital ground to eliminate some noise digital circuit usage may present on an...
  3. Try this in the loop() code - from :...

    Try this in the loop() code - from : ...\hardware\teensy\avr\libraries\Audio\examples\Tutorial\Part_1_03_Playing_Music\Part_1_03_Playing_Music.ino


    void loop() {
    if (playSdWav1.isPlaying() ==...
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    Good luck! Hopefully it does lead to a good...

    Good luck! Hopefully it does lead to a good start.

    I just came across that and figured sharing was easy enough to help your progress.
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    Easier to just start with the IDE ... of course I...

    Easier to just start with the IDE ... of course I use the IDE and TD installs and build from editor with command line build - this works on Windows: github.com/Defragster/Tset

    But this thread has...
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    The Parse code doesn't need changed as it just...

    The Parse code doesn't need changed as it just gets a string.

    What would be different would be the file operations using SdFat to open and read the file to get those string from the file - so the...
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    OPPS - TYPO on my part See ::...

    OPPS - TYPO on my part See :: pjrc.com/threads/66357-Teensyduino-1-54-Beta-7

    1.54 is in beta and the SdFat library and examples are in that release.

    All of that code will work with SD.h - just...
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    What version of TeensyDuino is in use? If using...

    What version of TeensyDuino is in use? If using the TD 1.54 Beta 7 the SD code actually uses installed SdFat. Though SdFat is included - but uses different functions and methods.

    Not sure if...
  9. Ick, that'll never do. Indeed that button needs...

    Ick, that'll never do. Indeed that button needs to stay unpushed for normal operation to continue.
  10. @sw_hunt: Is the current Beta TD 1.54 Beta 7 in...

    @sw_hunt: Is the current Beta TD 1.54 Beta 7 in use?

    It has changed the SD code to defer to the SdFat code that seems to benchmark some 5 or more times faster on writes. Benchmark as seen showed...
  11. Cool :: youtu.be/qkN2TXqj59M?t=636...

    Cool :: youtu.be/qkN2TXqj59M?t=636 :: ~10 m 40 sec :: Favorite testers are Teensy

    USBHost to DF@ program the RP2040: youtu.be/qkN2TXqj59M?t=797

    23946
  12. Never looked at T_2++ card before - but between...

    Never looked at T_2++ card before - but between that and pjrc.com/teensy/td_libs_IRremote.html that is indeed a problem with single i2c pins and no indicated ability for Alternates?

    Does a...
  13. I didn't check the numbers for the pt_#15 [glad I...

    I didn't check the numbers for the pt_#15 [glad I added that to that code :)] - but on deleting and find it saying 'delete partition' my guess was it created an extended part to hold the 4th...
  14. Wiped the whole 128GB SD and added 4 new...

    Wiped the whole 128GB SD and added 4 new partitions of diff sizes than before - same result :(


    msc # Partition Table
    part,boot,bgnCHS[3],type,endCHS[3],start,length...
  15. No Joy. Went to old machine that doesn't fault on...

    No Joy. Went to old machine that doesn't fault on partitioning. Deleted #3 and #4 and recreated them. Same result:


    msc # Partition Table
    part,boot,bgnCHS[3],type,endCHS[3],start,length...
  16. Glad that helped, Teensy gets into setup less...

    Glad that helped, Teensy gets into setup less than 400ms after power on, and Host Computer never has USB is never connected by the time that happens because until Teensy startup.c finishes its work...
  17. Looks Good KurtE! Using: VolumeName.ino > HDD...

    Looks Good KurtE! Using: VolumeName.ino
    > HDD on HUB - 1 part
    > 64 Recovery Flash - 2 Parts
    > SD CARD 4 PARTS: 1,2,3: Good -
    -->> except:: 60GB Number four is ExFat on PC marked as Value 15 [...
  18. I took my quad partition SD to my old PC and it...

    I took my quad partition SD to my old PC and it did not FAULT on plugging it in - then I removed the 4th Part that was ExFat with an odd partition number. I'll get that in a Teensy with updated libs...
  19. Very odd it went from working to not working when...

    Very odd it went from working to not working when the code looks right for the pins.

    Not sure if there is maybe a disconnected or miswired pin? Or perhaps a bad pin - or solder bridge - on the...
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    RP2040.MM has a tracking number to me ... maybe...

    RP2040.MM has a tracking number to me ... maybe next week? Hopefully by the time it arrives and unboxed the path to C/C++ building on Windows will be ready :)

    SFun doesn't appear to have any...
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    Went for a MMod RP2040 with stuff in my SFun cart...

    Went for a MMod RP2040 with stuff in my SFun cart since I'll have to get carrier boards to see the Teensy4.MMod.

    There was a note once about making an rPi breakout for Teensy to work with Pi Hats?...
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    So the 10 i2c devices are all Teensys? Are they...

    So the 10 i2c devices are all Teensys? Are they on multiple i2c busses? They have unique addresses for their bus?

    Typical pullup values noted for the 3.3V Teensy is 2.2K?

    What does i2c SCANNER...
  23. Not sure what sketch is Teensy main? But suspect...

    Not sure what sketch is Teensy main? But suspect it is possibly entering setup() and passing those first Serial.println("SETUP"); before the computer completes the connect to the Teensy?

    Starting...
  24. Good the signal pins were found. The...

    Good the signal pins were found.

    The digitalPinToInterrupt() isn't needed on Teensy, but yes, it needs to see every CHANGE not just RISING.

    Better probably would be using the encoder library as...
  25. This PJRC page might help? :...

    This PJRC page might help? : pjrc.com/teensy/td_libs_Encoder.html

    Amazon page doesn't show the pins by function among the 5 - hopefully it is marked or you found notes?
  26. Yes, this is normal designed behavior of the...

    Yes, this is normal designed behavior of the Program Button.

    That Button as Program Button - the bootloader chip halts the Teensy and prepares it for programming whenever it has power.

    To wake...
  27. Quick read suggest a FORM is a screen layout of...

    Quick read suggest a FORM is a screen layout of some button images.

    A touch on those image areas is calculated as a hit if the conditional code in TouchEingabe() finds the touch point inside one...
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    That is handy @brtaylor. Just checked...

    That is handy @brtaylor.

    Just checked github.com/TeensyUser/doc/wiki and see some cad stuff but no Ref board notes?

    Also - Luni whipped up a Experimental MicroMod T_3.2 the other week. That...
  29. It is in the installed sources - just an empty...

    It is in the installed sources - just an empty function ...
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    Paul has this OSHpark shared board: Teensy 3.2...

    Paul has this OSHpark shared board: Teensy 3.2 DIY Reference Board

    No BOM got added - but the layout does have parts and values indicated
  31. That looks great KurtE ... Got distracted with...

    That looks great KurtE ...

    Got distracted with the FrankB HardFault - made a sample that saves state on fault and picks up where it left off - doing that with Prime numbers - simple restart but...
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    Bummer on the failed install but awesome it not...

    Bummer on the failed install but awesome it not only worked in the end - but with the improved write speed!

    So the PSRAM buffers are emptying faster than they fill now and 16 MB is more than...
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    Error - out of DTCM! Have to find out why this...

    Error - out of DTCM!
    Have to find out why this is the case - this error output is not helpful - and this error results in ELF not saved for the teensy_size.exe to parse:

    ...
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    Closing DUPE post See :...

    Closing DUPE post

    See : 66439-Some-problems-with-the-SD-card
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    Twin 8MB PSRAM chips is the most that can be...

    Twin 8MB PSRAM chips is the most that can be accessed to date on the T_4.1.

    What version of TeensyDuino is in use?

    The current Beta 7 version of TeensyDuino 1.54 has changed the code behind...
  36. Ken at protosupplies.com 24+pin+header...

    Ken at protosupplies.com 24+pin+header has some normal and more expensive great quality low profile versions in 24 pin lengths.

    Some of us used the recommended low profile ones and I needed more...
  37. OLD POST UPDATE: Looking to use this simple code...

    OLD POST UPDATE: Looking to use this simple code to test something else for ability to restart ...

    Using this web page the results can be confirmed: numberempire.com/3590089

    For that value...
  38. As noted in post#3 by Paul - it works here -...

    As noted in post#3 by Paul - it works here - using T_4.1 and a known good cable.

    Not ever seen such a thing here, other than using the while(!Serial) in some fashion needed before the fist output...
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    Hope was that the post #6 code would be a...

    Hope was that the post #6 code would be a starting point to show the switches working. It is just a Bounce2 example modified as noted for two buttons.

    If that works to reliably read the two...
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    That's the link that came up switching from the...

    That's the link that came up switching from the German site ... Got the last one of those linked.
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    Have a Happy Birthday Paul!

    Have a Happy Birthday Paul!
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    @Paul - Another Ref point for above post...

    @Paul - Another Ref point for above post USB-Serial-Print-Speed-Test and @mjs513 sketch.

    I have a zip install for IDE 1.8.13 and TD 1.53 that I didn't delete.

    The Teensy is running the prior...
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    Okay, was just clarifying the need to use Teensy...

    Okay, was just clarifying the need to use Teensy Host to Emulate libusb as Windows Host would present it. T4.x makes sense.

    Names above are the API Doc's - and the source code :(

    USB Host has...
  44. I added a file to examples? Not where it should...

    I added a file to examples? Not where it should be ... but ...
  45. I made a forked copy and put that folder and file...

    I made a forked copy and put that folder and file on this system.

    Then made that PR - not sure how it isn't normal.

    When I go to the www.git clicking Pull Request want's to know from where. If...
  46. Probably not :) It seemed a new folder was...

    Probably not :)

    It seemed a new folder was needed - not sure if I can do that from the web?

    If I had write permission - or you created a new git for that?

    Will go try ...
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    Some of that in MSC and USBHost work ongoing in...

    Some of that in MSC and USBHost work ongoing in other threads ( wwatson, WMXZ, KurtE, mjs513 ) - how many of those elements are supported now?

    This is for use on USB Host connect on Teensy 3.6 and...
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    opps ... misread ... not an EE for solving the...

    opps ... misread ... not an EE for solving the real problem then.

    But do understand that having two supplies is a bad idea without diode protection, the VIN<>VUSB trace should be cut - why the...
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    In use the direct read of the end switches may...

    In use the direct read of the end switches may chatter as well - depending on how they are switched - could result in bouncing on/off - adding those as two more de bounced buttons may be better.
    ...
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    @Paul for reference using :...

    @Paul for reference using : github.com/PaulStoffregen/USB-Serial-Print-Speed-Test

    With IDE 1.8.13 SerMon and T_4.1 [ Win 10 w/TD 1.54b7 ]:
    SerMon works for some time - spewed some ASM source -...
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