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    Indeed some cables may be Charge Only cables with...

    Indeed some cables may be Charge Only cables with no connection of the data lines. Others may be of poor quality and fail to function as desired.

    Hubs generally work really well - though some have...
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    Better soldering? No shorts of any kind (flux or...

    Better soldering? No shorts of any kind (flux or solder whiskers or splatter?) on the high temp unit?
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    Similar usable UNO code not shown - would allow...

    Similar usable UNO code not shown - would allow testing.
    <EDIT> Also no pic: Are the two unit connected by a common ground.
    <EDIT> T_3.6 is not 5V tolerant - is the UNO running at 3.3V or properly...
  4. Correction call: _reboot_Teensyduino_(); That...

    Correction call: _reboot_Teensyduino_();

    That Teensy will enter bootloader and then active Teensy Loader will upload to that Teensy as it changes to RED LED lit.
  5. Just helping - not code written here ... Check...

    Just helping - not code written here ...

    Check out this in the install directory there may be better ways to capture: {local...
  6. Not seeing that T_4.x has a jump to bootloader -...

    Not seeing that T_4.x has a jump to bootloader - least not found or used here.

    Try this tool by @koromix: pjrc.com/threads/27825-Teensy-Qt
    > for a normal T_4.x (not encrypted) it should work...
  7. ADC library has DMA example(s) that could be...

    ADC library has DMA example(s) that could be tested with.
  8. Diagnosis of power not the issue given the...

    Diagnosis of power not the issue given the distance test seems valid.

    Just for ref: Years back working with a GPS and a T_3.6 here I could power it from Teensy 3.3V.
    While @mjs513 using a T_3.5...
  9. Glad to hear that was the issue as suspected -...

    Glad to hear that was the issue as suspected - and that work there can continue!
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    Two Rows of? Were there any less inclusive parts...

    Two Rows of?
    Were there any less inclusive parts building that worked?
    Does it build and work without the use of IntervalTimer?
    Flash RAM "larger than it's supposed to be" ?
    A locked or lockable...
  11. Indeed, all Logical Procs show spikes on either...

    Indeed, all Logical Procs show spikes on either IDE plug and unplug.
    Also Spikes about +60% with Serial Monitor closed.

    And going to 'Processes' view sorted by CPU% - no SerMon puts IDE just...
  12. That seems to be CORRECT! When IDE SerMon is...

    That seems to be CORRECT! When IDE SerMon is selected on Port the same Spike happens across all 'logical processors' as shown.

    As for 'Autoscroll' - got feedback question on the update to IDE#1724...
  13. Yes, Windows 11 with 10th Gen i7. Pressed...

    Yes, Windows 11 with 10th Gen i7. Pressed 'Bootloader' Button to upload last HEX file. After Upload completed before Teensy restarted was LOW %, then as it started that spike hit all 8 cores and...
  14. Updated issue:...

    Updated issue: github.com/arduino/arduino-ide/issues/1724
  15. I have seen where the first "A=" section is...

    I have seen where the first "A=" section is missed (as above) - both with IDE and Teensy Sermon in some instances.

    It is intermittent and not reliably reproducible. Just tried it here starting...
  16. Luckily tried running before restart with Ctrl+U:...

    Luckily tried running before restart with Ctrl+U: Windows wouldn't allow it to execute as unsafe - it didn't say that with the 11/15 update? Didn't work right - - would have had to restart IDE?
    ...
  17. Downloaded and copied into place and started and...

    Downloaded and copied into place and started and updated to IDE 2.0.3

    Now I need to restart to get that offending Win EXE restarted like last time.

    ... now just pending reboot to test ...
  18. Windows only ... See Tset...

    Windows only ... See Tset. It makes a batch file that runs from Dos box or explorer or notepadd++ - anything that can run the batch file.
    It is due for an update - to note the IDE 2 changes -...
  19. That works but is a pain to always remember to...

    That works but is a pain to always remember to coordinate.

    Building from the SublimeText editor with CMDLINE is why the --delegate was added to Teensy.exe could then upload to the encrypted...
  20. You and me both! Looking at...

    You and me both!

    Looking at bing.com/search?q=WIndows+11+WM_DEVICECHANGE+and+serial-discovery.exe&cvid=364ffa3d79f94551a969f92404d068be&aqs=edge..69i57.8802j0j1&pglt=299&FORM=ANNTA1&PC=EDGEDSE
    ...
  21. If an external program (as Paul noted) has the...

    If an external program (as Paul noted) has the ownership of the USB Port - that prevents Upload connect.

    Using TyCommander here works perfectly with IDE 2 - like IDE 1.8 - as long as 'Serial' GUI...
  22. Yay! It wasn't just me - Thanks @All >> run secs...

    Yay! It wasn't just me - Thanks @All >> run secs A=1.03

    After Win 11 Update/Reboot - TaskMan UI is uglier than before {All the left edge 'subject area' icons are dark on darker} and no sign of...
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    Is the touch screen resistive or capacitive...

    Is the touch screen resistive or capacitive touch? Capacitive is an i2c device according to the link. Oher notes there ...

    Do any of the driver examples work properly?

    If Touch is SPI see this...
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    Only the primary 'BOLD' pins will be affected. It...

    Only the primary 'BOLD' pins will be affected. It takes effort to select the 'ALT' pins and then they would be used instead.
  25. Win 11 PC restarted and T_4.1 plugged in. Opened...

    Win 11 PC restarted and T_4.1 plugged in. Opened IDE 2.0.2 and selected Tools / Port / teensy ports / COM20 as none was selected.
    {PC Sound now with clear no static - using 16GB RAM instead of...
  26. Oppps - will look at better intro of any...

    Oppps - will look at better intro of any shorthand - but typing the same thing over and over makes long posts even longer.
    That and usually stunned something odd happened {that was caught and not...
  27. RE p#23: Moved T_4.1 from HUB to PC Front Port:...

    RE p#23: Moved T_4.1 from HUB to PC Front Port:
    Same 18 sec behavior follows, repeated twice and again after PC output to T_4.1
    NOTE: Machine showing it has not been restarted in 22 days.


    ...
  28. Looking at p#7 (after breakfast): Reading the...

    Looking at p#7 (after breakfast):
    Reading the post looks similar to p#19 steps except:
    > First run OF IDE_SerMon and see it start and work with LED Blink. Select Serial Monitor Tab and Serial...
  29. Nothing to do with TyComm - Teensy_SerMon But...

    Nothing to do with TyComm - Teensy_SerMon

    But for ref - TyCommander works perfectly normally - when used
  30. p#18 re #17:: Same thing with the 18 second delay...

    p#18 re #17:: Same thing with the 18 second delay on start. It happens on fresh start - then stops happening and goes to 8 seconds repeatably.

    The sketch takes input and echos it, the 18 seconds...
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    On the product pages (like...

    On the product pages (like pjrc.com/store/teensy41.html) read down to the "Test Points" notes in the case of T_4.1.

    You'll see where those names can align with those 'dots'

    For product testing...
  32. What happens if the Serial.begin() is not...

    What happens if the Serial.begin() is not included?

    As noted, it is not needed. But after it completes it shouldn't be a factor.

    However, the watchdog may be feeding/watchdog_reset()
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    This "Sketchbook location" needs to be verified...

    This "Sketchbook location" needs to be verified after IDE 2 install as indeed that is where 'user' libs come from. Found it defaulted to the 'documents' folder that hadn't ever been used here and had...
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    On BAUD select: Teensy Serial Ports offers no...

    On BAUD select: Teensy Serial Ports offers no 'Baud Select' because no Teensy uses that. It has Native USB support that automatically connects at the 'device speed' 12 or 480 Mbps. The 'baud rate'...
  35. makes sense - was surprised the only one of the...

    makes sense - was surprised the only one of the sort found was in the SdFat subsection.
  36. Using this included example ref'd in p#2:...

    Using this included example ref'd in p#2: {?}\hardware\teensy\avr\libraries\SdFat\examples\bench\bench.ino

    This card not just formatted - no idea when that was ...
    Going from 512B to 4096B buffer...
  37. Source code shows this - 2 second delay - perhaps...

    Source code shows this - 2 second delay - perhaps 750 ms if(Serial) doesn't arrive: ...hardware\teensy\avr\cores\teensy4\usb_serial.h


    // Serial.begin(baud) is optional on Teensy. The main USB...
  38. Take out the call to Serial.begin(), or put it...

    Take out the call to Serial.begin(), or put it before the watchdog is started.

    Serial.begin() is not needed to start USB Serial and can wait some ~2 secs time before returning unless Serial...
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    IDE 2 usually not that painful? Though started...

    IDE 2 usually not that painful? Though started here before release so some issues may have been glossed over.

    The IDE may require restart after installing Teensy - but IDE 2 board manager install...
  40. Went to issues and updated title to: IDE SerMon...

    Went to issues and updated title to: IDE SerMon fails to GUI AutoScroll on new content received when not 'in focus' #1724

    Added notes referring to arduino.cc forum and p#13:


    See...
  41. That is 'a problem' though diff info from p#9 and...

    That is 'a problem' though diff info from p#9 and reported as '/issues/1724'. It very well appears be a variant where GUI update of the buried Tab isn't properly done and accounted for when 'focus'...
  42. @PaulStoffregen - re p#7 There is some issue...

    @PaulStoffregen - re p#7
    There is some issue with T_sermon on a Button Upload. Works fine ( except long startup delay noted in p#7 ) but after that Auto Upload doing a Button Press Upload it NEVER...
  43. Created:...

    Created: github.com/arduino/arduino-ide/issues/1724

    Added this note:


    HINT Perhaps?: It is as if the output was displayed and scrolled down - only the tab was not in focus. So the 'scrolled...
  44. Change in code showed this on Upload - this is...

    Change in code showed this on Upload - this is with a Teensy 4.1 and TD 1.57.1 { and for Teensy updated 11/25/2022 teensy-monitor.exe }
    -->> SAME OUTPUT with IDE SERMON or T_sermon.
    Do Ctrl+U with...
  45. p#7 Follow Up: After it went working in the...

    p#7 Follow Up:

    After it went working in the end of that post from 18 seconds to 8 seconds and always restarting after the Button when it first failed TWICE before posting Thise steps are no longer...
  46. First steps new sketch for repro w/T_4.1 and IDE...

    First steps new sketch for repro w/T_4.1 and IDE 2.0.2:


    void setup() {
    pinMode( LED_BUILTIN, OUTPUT );
    digitalWrite( LED_BUILTIN, HIGH );
    Serial.begin(115200);
    while (!Serial);
    ...
  47. Indeed, KurtE caught the 'new thread' note before...

    Indeed, KurtE caught the 'new thread' note before I saw it - moved those long 'repro' posts over ... New thread is: Arduino-IDE2-Serial-Monitor-sometimes-does-not-work-continue-from-Upload-Thread
    ...
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    No pins - except VIN - are 5V tolerant on T_4.1...

    No pins - except VIN - are 5V tolerant on T_4.1 or T_4.0
  49. Thanks @KurtE - missed that post passing ... ...

    Thanks @KurtE - missed that post passing ...



    OPPPS - just checked - this was done with IDE SerMon NOT_ PJRC Port selected Teensy SerMon : Update below

    - IDE 2.0.2 just restarted.
    Opened...
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    Not seeing any code - assuming 'something...

    Not seeing any code - assuming 'something happens' and sometime after that further response is needed?

    That's what that code does: Waits for event "if ( time to wait 3300 milliseconds)" then...
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