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

Search:

Type: Posts; User: defragster

Page 1 of 10 1 2 3 4

Search: Search took 0.07 seconds; generated 18 minute(s) ago.

  1. Replies
    45
    Views
    1,699

    Sticky: Is this trouble recompiling for same T_3.6? ...

    Is this trouble recompiling for same T_3.6?

    ADC is included from outside github - there were changes made to support T_4.x ... Check that for - issues - this link ? github.com/pedvide/ADC
    ...
  2. Replies
    9
    Views
    148

    Board pin info ref:...

    Board pin info ref: pjrc.com/store/teensy3_audio.html

    Prior note was to say - it is expected to work - but not in a place to try it here just now.

    If a CS pin is not set HIGH a device on the...
  3. Replies
    9
    Views
    148

    Great that worked - glad you didn't break...

    Great that worked - glad you didn't break anything pulling the other chip off - and didn't give up.

    Not able to confirm SD and FLASH function just now though ...

    SPI is a common wire bus for...
  4. Good work @luni - that i-- looks to be a problem....

    Good work @luni - that i-- looks to be a problem. In reading it seemed it was dying as early as setup() - but the prints showed that is not the case.
  5. Are the three Rev D audio boards soldered or...

    Are the three Rev D audio boards soldered or socketed to the T_4.0's? If socketed would allow swapping to test.

    If soldered are all the joints good and clean? If T_4 soldered below - are all the...
  6. Odd GONE now - they were there before ... they...

    Odd GONE now - they were there before ... they linked to new page - not attached pics.

    Using updated (chrome) Edge in Win 10
  7. one indication is it last ran under IDE 1.6.7 -...

    one indication is it last ran under IDE 1.6.7 - with last cmake update following dated : Dec 26, 2015

    This change to make process shows specific file:...
  8. Replies
    130
    Views
    3,150

    KurtE are you using external power or all over...

    KurtE are you using external power or all over USB?
  9. @KurtE - is there an easy way to pause DMA xfers?...

    @KurtE - is there an easy way to pause DMA xfers? Suppose that is per channel - not just like nointerrupts()?
  10. Try delay of the Wire.begin(). Teensy can be up...

    Try delay of the Wire.begin(). Teensy can be up and running before i2c Device is prepared.


    void setup() {

    pinMode(LED_BUILTIN,OUTPUT); // LED
    digitalWrite(LED_BUILTIN,HIGH); //...
  11. Replies
    9
    Views
    148

    @PhilB - looks good. I never tinned the pads for...

    @PhilB - looks good. I never tinned the pads for reason mentioned - assuring flat contact for all legs.

    Chips can be tricky with tweezers - but that 'slide' works. Last one (pair of smaller...
  12. Thread: Teensy Qt

    by defragster
    Replies
    439
    Views
    133,676

    @koromix:: +1 for sure! ... Thank you and great...

    @koromix:: +1 for sure! ... Thank you and great stuff!

    As for Teensy 4.1 - I've been using TeensyLoader for T_4.1 uploads with TyComm for SerMon - and it is not as nice as normal TyCommander...
  13. Replies
    45
    Views
    1,699

    Sticky: Perhaps this noted here: MTP-Responder-for-SPIFFS...

    Perhaps this noted here: MTP-Responder-for-SPIFFS

    Found here with TD 1.52 there is a copy as : ...\hardware\teensy\avr\cores\teensy4\usb.c


    In addition to use MTPspiffs above 450MHz it...
  14. Replies
    22
    Views
    1,395

    Here is the thread and a post where hibernate...

    Here is the thread and a post where hibernate through a timed sleep was abused as a reset shortcut when it wasn't working.

    issue-to-reporogram-T4-0

    Time has to be given of at least 2 seconds -...
  15. IIRC - T_4.0 beta started without No_USB by...

    IIRC - T_4.0 beta started without No_USB by design to assure the 480Mbps stack was tested and working to build the other USB types.

    Uncommenting that may be low priority - or perhaps a reason?
  16. Replies
    22
    Views
    1,395

    Yes, good luck with automation @duff. ...

    Yes, good luck with automation @duff.

    @analog&RFmodels - there is a timed sleep method - it is good power down - but wakes going through reset/setup(). Not sure how that relates to snooze - but...
  17. @KurtE - had not understood why extra delay after...

    @KurtE - had not understood why extra delay after Serial online - and with TyComm on Windows - even the IDE t_SerMon when used had not failed to get first messages.

    This is odd to see though -...
  18. Replies
    22
    Views
    1,395

    @duff : Don't recall an update on "Bootloader...

    @duff : Don't recall an update on "Bootloader going low power".
  19. Replies
    22
    Views
    1,395

    Good to see it working! Are those numbers in the...

    Good to see it working! Are those numbers in the expected range?

    USB and SerMon with TD 1.52 working well it seems?

    Win7 ... what a trooper :)
  20. Replies
    22
    Views
    1,395

    Start with System Idle ...

    Start with System Idle ...
  21. Seems to be an issue with VStudio Serial Monitor?...

    Seems to be an issue with VStudio Serial Monitor? Maybe it doesn't ping the USB pins as needed - certainly confused about what is where.

    You can install TyCommander (formerly TyQt) as a stand...
  22. Replies
    9
    Views
    148

    The chip looks to be oriented right. Is Flux...

    The chip looks to be oriented right.

    Is Flux paste/fluid handy? A small dab after can reflow better on each pin making sure to heat pin and pad both with a clean tip for true solder connect....
  23. Replies
    20
    Views
    6,389

    Awesome - Good to hear ... glad I looked at it :)...

    Awesome - Good to hear ... glad I looked at it :)

    For T_3.5, 3.6, 4.0, 4.1: that might be a quick #ifdef workaround for Paul. Though it would lose something on bigger uint32's? Though the T_4.x's...
  24. quick note on : "Unlike a standard Arduino, the...

    quick note on : "Unlike a standard Arduino, the Teensy Serial object always communicates at 12 Mbit/sec USB speed."

    @Paul - not sure if that "12 Mbit/sec USB " has been updated on PJRC.com - if it...
  25. Replies
    71
    Views
    42,026

    Indeed the builtin SD card pins are wholly unique...

    Indeed the builtin SD card pins are wholly unique SDIO pins with no comflict with any 'normal' SPI or other pins on he Teensy.
  26. Replies
    9
    Views
    157

    Yeah - missed the best point - Files can come and...

    Yeah - missed the best point - Files can come and go from Flash easily!
  27. Replies
    9
    Views
    157

    YES - it worked. :confused: ... I made note of...

    YES - it worked.

    :confused: ... I made note of storage.h because it was noted on 'some' github - but was not in the same library as 'edit' line above it - of course with 4 or 8 associated libs -...
  28. Replies
    4
    Views
    95

    Sadly i2c_t3 not updated yet to work on T_4.x's ...

    Sadly i2c_t3 not updated yet to work on T_4.x's :(

    The adaF SSD1306 does have a param for i2c speed to be used though - that makes a difference. Not sure if Wire max was pushed past 2 MHz? But...
  29. Replies
    12
    Views
    626

    Prior thread on this IIRC indicated the size may...

    Prior thread on this IIRC indicated the size may exceed 7 pins in width ??? with large CPU size and ability to bring out the desired chip features ... and have room to pull those pins from the CPU.
    ...
  30. Replies
    45
    Views
    1,699

    Sticky: Serial Monitor generally not any problem - at...

    Serial Monitor generally not any problem - at least on Windows. It only gets freaked out with output too fast too read.

    General debug output - even heavy output works perfectly fine. Just the...
  31. Replies
    9
    Views
    157

    Seems to be working - on Win 10 without the...

    Seems to be working - on Win 10 without the external driver tool {see MTPdrive below }. I can copy and read a file from there. Notepad can navigate to open a file.

    No Subdirectories:: Right...
  32. Indeed p#1 has thius where p#6 does not: ...

    Indeed p#1 has thius where p#6 does not:


    while (!Serial)
    {
    delay(10);
    }

    As noted Teensy enters setup() (at 300ms) before the PC can cooperate to complete the USB...
  33. Replies
    20
    Views
    6,389

    With (float) cast on the input var it does the...

    With (float) cast on the input var it does the math with float - low overhead add for FPU Teensy's:


    Serial.println("map((float)0, 0, 127, 60, 30) = 60;");
    Serial.println(map((float)0, 0,...
  34. Seemed Odd - that "if (rx_some_)...

    Seemed Odd - that "if (rx_some_) (*hardware->_serialEvent)();" had the same overhead as "if ( available() )".

    When all SerEvents are gone it was showing 'approx' just over 14M loops/sec instead of...
  35. Tried the post #20 idea - somehow it runs at the...

    Tried the post #20 idea - somehow it runs at the same speed? Skipping if ( available() ) for with setting of rx_some_ it works ... but same reduced loop()/sec :


    inline void doYieldCode() {...
  36. Got pulled away before posting ... How long...

    Got pulled away before posting ...

    How long is the RFIS data string? If Serial2 is missing bytes, that is the buffer to increase as a stopgap/test/quick fix - but it should be large enough for...
  37. Replies
    31
    Views
    330

    If designed for 12V direct connect would expect...

    If designed for 12V direct connect would expect they will have resistors to work at that voltage. Measure current against 12V if one handy not connected to Teensy.
  38. Is there a simple repro case with the _isr()...

    Is there a simple repro case with the _isr() timing and data coming into Serial2? For the test sending from Serial1 crossed to Serial2 would be easy. Also details on what is sent out Serial7 for...
  39. Replies
    783
    Views
    26,707

    Not sure where it will be in the end with regard...

    Not sure where it will be in the end with regard to PJRC - but there is this thread: T4-1-Ethernet-Library that has current details.
  40. Replies
    783
    Views
    26,707

    Is that the sketch from : Teensy-4-1-Beta-Test...

    Is that the sketch from : Teensy-4-1-Beta-Test that post Paul posted 5/13?
    >> github.com/PaulStoffregen/teensy41_psram_memtest/blob/master/teensy41_psram_memtest.ino

    If so it would start like:
    ...
  41. Replies
    783
    Views
    26,707

    Thanks @jwatte,@KurtE Cache is disabled on...

    Thanks @jwatte,@KurtE

    Cache is disabled on the RAM1==ITCM/DTCM regions because it runs at CPU speed - no coherency problems there
    Currently the ITCM is left writable - that area can be...
  42. Replies
    4
    Views
    151

    is latest TeensyDuino 1.52 installed?

    is latest TeensyDuino 1.52 installed?
  43. Upload timing was just a query to get a picture. ...

    Upload timing was just a query to get a picture. Not seeing general setup details - is this Windows or other?

    On windows when TeensyLoader isn't running it has been taking 15 secs to start on...
  44. is it link or has upload started? Large sketches...

    is it link or has upload started? Large sketches need to erase a lot of FLASH.

    wHAT IS THE BOTTOM LINE ON THE COMPILE FOR USAGE?
  45. Not yet seen Harm from 15s Restore. It reloads a...

    Not yet seen Harm from 15s Restore. It reloads a no USB Blink factory sketch.

    Then like new - the first upload takes a Button press to get to bootloader and facilitate upload as it comes as noted...
  46. That encoder sounds like a different problem to...

    That encoder sounds like a different problem to solve - good luck.

    If the loop() were changed to remove the delay(4) and instead use an elapsedMillis Foo to: if ( Foo>4000) {Foo=0; { rest of the...
  47. Replies
    7
    Views
    212

    Cool update here included T_4.x's !!! - but...

    Cool update here included T_4.x's !!! - but change to T_3.6 looks like copy paste error?? : pjrc.com/store/


    Teensy 4.1 – Teensy 4.1 with Pins – Extreme 600 MHz Speed, with USB Host, SD Card,...
  48. What are the interrupt priority levels of the...

    What are the interrupt priority levels of the encoder versus the IntervalTimer? If the encoder is the same or lesser - the encoder will also have interrupts queued {like p#4} and not be able to act...
  49. Replies
    45
    Views
    1,699

    Sticky: @immortalSpirit - one thought ... given no idea...

    @immortalSpirit - one thought ... given no idea of sketch behavior WRT to the following ...
    How does setup() start before printing - is there a 'no print' before connect like below? On Windows this...
  50. @wwatson did a USBHost lib for USB using a dongle...

    @wwatson did a USBHost lib for USB using a dongle to wired ethernet that worked well. Not sure if that experience relates?

    That example used the TeensyThreads to periodically call some check...
Results 1 to 50 of 500
Page 1 of 10 1 2 3 4