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    See post #1 this thread for some details on the...

    See post #1 this thread for some details on the Bt dongles used to work.
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    SFUN MicroMod connector page...

    SFUN MicroMod connector page says 67 pins.

    5x M.2 MicroMod Connectors
    Key: E
    Height: 4.2mm
    Pin count: 67
    Pitch: 0.5mm

    Given Paul can't comment ... reading the tea leaves is fun ...
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    Not seeing anything here that has shown on Win 10...

    Not seeing anything here that has shown on Win 10 machines here.

    Firewall has no Teensy programs listed. Only thing is adding JAVA on first run for new IDE install, it pops up an APPROVE box I...
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    @Paul - for this post using T_1.54b1 :...

    @Paul - for this post using T_1.54b1 : Schematic-error-in-T4-0-or-T4-1-on-SD-pins

    I put a 16GB SD card on a T_4.0 breakout ( the FRDM4236 ) and it worked to sdFat-Beta build and run Formatter and...
  5. I have SDFatBeta here and a T_4.0 on the FRDM4236...

    I have SDFatBeta here and a T_4.0 on the FRDM4236 ( PCB with T_4.0 mapping pins and SDIO to a T_3.6 formfactor )

    Used: T:\tCode\libraries\SdFat-beta
    Not used:...
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    Nice to be in good company ... err - well not...

    Nice to be in good company ... err - well not really ...

    Can confirm both blinks work with this in startup.c:

    void ResetHandler(void)
    {
    unsigned int i;

    #if defined(__IMXRT1062__)
    asm...
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    Have running BLINK and no delay - can edit and...

    Have running BLINK and no delay - can edit and upload to work.

    I made just the edits shown above ( bootdata.c color coding was on existing code - it was the block above that was needed )
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    I had github updated my cores but beta 1 released...

    I had github updated my cores but beta 1 released before I swapped so I didn't see anything. And today's testing was IDE only - except TyCommander is integrated on the TD1.53 version - but it...
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    Above T_4.1 had some QPSI chip(s). Unpacked a...

    Above T_4.1 had some QPSI chip(s).

    Unpacked a Fresh T_4.1 - it was blinking and connected - Upload fail and button push fail - though TeensyLoader goes through the motions.

    To check used...
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    Into Fresh 1.8.13 folder TD 1.54b1 installed. ...

    Into Fresh 1.8.13 folder TD 1.54b1 installed. Using IDE tools.

    T_4.0 no problem with blink and blinkWithoutDelay upload and edit Upload.

    T_4.1 online to start - then never programs - even...
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    ... restarted ... downloading now ...

    ... restarted ... downloading now ...
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    @Paul - did you pull the WIN EXE? My machine...

    @Paul - did you pull the WIN EXE? My machine cannot get it. First attempt started and halted? ... waited ... Now I can see folder and the exe - but download won't start?

    Other WWW stuff works -...
  13. See post #2 here for edit to map() code to fix...

    See post #2 here for edit to map() code to fix out of bounds return for TD 1.54 going beta.

    That Beta thread not live yet ...
  14. I've started using %ld ... painfully ... there...

    I've started using %ld ... painfully ... there was a sketch once on something that failed until I did that ...
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    yes I'll look at that batch of screen shots and...

    yes I'll look at that batch of screen shots and see if I can make some step-wise sense of them ...
  16. @mborgerson - yes please - wiring too ... what...

    @mborgerson - yes please - wiring too ... what @KurtE said. I have a pair of cameras and could build one to a T_4.1 to play along - but too many wires to do and redo while testing against evolving...
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    That looks nice, and the .ld has the .hab_log...

    That looks nice, and the .ld has the .hab_log that may or may not be empty and no need to adjust anything - except HAB users will have reduced DMAMEM - though they could creatively find that 8KB if...
  18. If keyboard is a USB Device - it can connect to...

    If keyboard is a USB Device - it can connect to the internal pins on T_3.6 for USBHost usage with proper cable.

    That page shows the needed cable and pin wiring is on the card or other pages.
    ...
  19. @luni - cross post - good example inline with p#5...

    @luni - cross post - good example inline with p#5 notes. Now coding here isn't needed :)

    Should be no reason it won't work with EXTMEM when present.
  20. Better follow up @luni - though p#2 suggestions...

    Better follow up @luni - though p#2 suggestions included much would have worked switching to _isr() timer as the loop() would then only use 'i' after .end() of the _isr() so volatile not needed -...
  21. Quick guess is the T_4.1: for(int j = 0;...

    Quick guess is the T_4.1:

    for(int j = 0; j<i; j++){
    Serial.print(data_[j]);
    ...

    Is printing too fast and overwhelming the PC ability to receive/process the data. Add some...
  22. Is the IDE being used to build? It uses the...

    Is the IDE being used to build? It uses the sketchbook copy first, some alternates do not AFAIK.

    Also when Verbose build details are shown - at least from IDE - it points out which library was...
  23. Good work ... >> Not hooked one up yet or...

    Good work ...

    >> Not hooked one up yet or following your code ... but the 32KB cache works across the PSRAM, maybe it is helping as that will transfer at CPU speed if it is covering the data

    I...
  24. Cool. Glad it helped.

    Cool. Glad it helped.
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    p#32 - Windows Perf Issues? Without a specific...

    p#32 - Windows Perf Issues? Without a specific case - and not knowing a single cause ... perhaps link the doc pjrc.com/teensy/td_download.html#antivirus_performance_issue to the posts here on this...
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    p#20...

    p#20 : 'Key Features' table on this page : pjrc.com/teensy/
    > Doesn't include T_4.x details summary - like effective EEPROM space etc.
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    p#18...

    p#18 : PROGMEM .vs. FLASHMEM and Add::
    Memory summary could present EXTMEM info for allocating into PSRAM at compile time

    * DONE *
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    p#17...

    p#17 : * DONE *
    https://www.pjrc.com/teensy/td_libs_OctoWS2811.html
    > No mention of Teensy 4: "OctoWS2811 requires the DMA (Direct Memory Access) engine which is available only in Teensy LC &...
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    This was in p#12 : Interrupts page seems out of...

    This was in p#12 : Interrupts page seems out of date and non-ARM helpful? : pjrc.com/teensy/interrupts.html
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    p#4...

    p#4 :: Might add link to ? :: https://github.com/luni64/TeensyTimerTool on IntervalTimer page?

    * DONE *
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    p#36...

    p#36 :: T_4.1 card needs a backside image - at least posted on the web to demark the pads and SDIO pin refs to pin #'s as well as the USBHost like T_3.6 and then the new CHIP pads noted there for USB...
  32. Good luck, sounds like a proper start - there...

    Good luck, sounds like a proper start - there must be some difference that should show.
  33. Does the 'device' have a spec showing the command...

    Does the 'device' have a spec showing the command language? Perhaps it is missing a terminator char or something simple.

    Sounds like it would be a good case for a logic analyzer to monitor the...
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    Indeed it has a lot of both... - that adds some...

    Indeed it has a lot of both... - that adds some clarity.
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    What Teensy is this? ... just noticed I saw 3.5"...

    What Teensy is this? ... just noticed I saw 3.5" and assumed T_3.5 :(

    okay ... so not using the native SDIO SD - but external on the display and it works fine alone, but causes grief when also...
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    Not sure if note below on this page applies the...

    Not sure if note below on this page applies the same to this display :: pjrc.com/store/display_ili9341.html

    We do not recommend using the SD card socket on this display. It does not work, but this...
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    Is the T_3.5 onboard the SD card in use? It has...

    Is the T_3.5 onboard the SD card in use? It has no common connections to SPI as it uses unique SDIO pins. Only an slower external SD on SPI could present this problem.
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    cross posted :( ... as I finished putting 8 items...

    cross posted :( ... as I finished putting 8 items in one post as it seemed they could be marked off as done in that single post without more scanning / searching. The original posts otherwise are...
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    Yes, will look after some of them and edit in...

    Yes, will look after some of them and edit in place - perhaps add notes to this post ...

    Marking them with as approp: * DONE *

    defragster pass #1 complete : 3:44 PM 10/20/2020


    Migrated to...
  40. Doing the T_4.x micros() used the ldrex/strex do...

    Doing the T_4.x micros() used the ldrex/strex do assure two values read [millis tick and the CYCCNT when it was updated] were from the same milli time tick, and it works.

    But the above seems it...
  41. Any chance the lighting is interfering with the...

    Any chance the lighting is interfering with the sensors?
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    Four second wait allows for a couple things - but...

    Four second wait allows for a couple things - but that code will leave the while() and continue as soon as Serial is online whether under 1 second or up to 4 seconds - at 4 seconds it leaves even if...
  43. It is a library installed with TeensyDuino See...

    It is a library installed with TeensyDuino

    See the install directory for :: ...\hardware\teensy\avr\libraries\Encoder\Encoder.h
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    re p#42 - sorry inexact language - just trying to...

    re p#42 - sorry inexact language - just trying to follow the concept ...

    Assumed mainline T_4.x's would not be changed to use this HAB overhead?
    >> If so can the DMAMEM be repurposed...
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    It is running and complete before the computer...

    It is running and complete before the computer has USB Serial connected to display the prints.
    Also the printing is going faster than the PC can make sense of.



    const int graph_size=10000;
    ...
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    See the PDF linked in this post ::...

    See the PDF linked in this post :: DOOM-running-on-the-Teensy-4-1-with-VGA-output


    NOTE: GPIO marked as #1 become #6 after startup code switched GPIO to FAST mode on 1062
  47. Can only suggest anecdotally ... it seems the...

    Can only suggest anecdotally ... it seems the Teensy will get the same info as the PC - hub or not - if the Teensy asks for or records it.

    Might show something looking in CORES code for the MIDI...
  48. If it works from PC, then the info is findable -...

    If it works from PC, then the info is findable - either from midi connect - or from Serial connect finding the Serial number for the device and then doing midi using that 'port' device? KurtE was...
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    If the HAB boot code can be overwritten - the...

    If the HAB boot code can be overwritten - the chip will still only boot from code matching the embedded encryption keys? The fuses enforce that against the internal stored keys right? If the user...
  50. The T_4.0 will always put the Serial# in the...

    The T_4.0 will always put the Serial# in the descriptor AFAIK - maybe the USBHost code doesn't parse that out as written - unless the midi doesn't pass that like Serial always does?
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