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    There is a way around the appearance that :...

    There is a way around the appearance that : "Teensy 3.6 can have more code than a Teensy 4"

    See FLASHMEM here - and other memory details: pjrc.com/store/teensy41.html#memory


    FLASHMEM -...
  2. Interesting Frank! For T_4.? somebody wrote an...

    Interesting Frank!

    For T_4.? somebody wrote an EPROM decoder/verifier sketch.

    Wondering if such a thing might restore FUTURE function - if not be capable of seeing/saving 'good data?
  3. Glad to hear you found a solution.

    Glad to hear you found a solution.
  4. Not sure of the ways of on mac? How it associates...

    Not sure of the ways of on mac? How it associates and can change that ...
    > Plug it in holding button, perhaps on a different USB port - then upload the Serial only sketch?
    > Do that with a second...
  5. Looks to have a set of SPI interface pins : MISO,...

    Looks to have a set of SPI interface pins : MISO, MOSI, SCK

    That is a different format unit - but there are threads with LORA interface that may apply
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    There is a sample delayNanos() here - claims...

    There is a sample delayNanos() here - claims minimum 50 ns to be expected. :: Teensy-4-0-Bitbang-FAST

    Haven't tried it.

    Did do something using CYCCNT that is 1/600MHz and it was min ~20 cycles...
  7. The INO is treated special to help use c/cpp...

    The INO is treated special to help use c/cpp without knowing ALL the details and make the build "work" without sweat - a very cool idea for beginners - or even quick lazy examples :)

    But...
  8. Only the .INO gets any default provided...

    Only the .INO gets any default provided inclusions - primarily ARDUINO.h

    Adding just that should work and is less obscure.
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    Also downloaded new PersonDetect here - but not...

    Also downloaded new PersonDetect here - but not touched.

    I restarted the VID test on pjrc.bb last night - still running this AM ????? The image was good first thing this morning - but now gone...
  10. Only indication of problem is T_LC. The T_4.x...

    Only indication of problem is T_LC. The T_4.x shows no such problems or issues (not does any T_3.x). No issues reported with SD card either - though new faster library code replacing the function...
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    T_3.2 right? IIRC - there was a note recently...

    T_3.2 right?

    IIRC - there was a note recently about an aggressive "cut those pads on the teensy" can penetrate too deep and sever a needed power connection on the next layer.

    Though post #1...
  12. With one of the 'working' T_3.2's - In the IDE do...

    With one of the 'working' T_3.2's - In the IDE do a "VERIFY" compile a simple Blink sketch with USB Type: USB.
    Perhaps make sure setup() has some code like this to PRINT to SerMon opened to the...
  13. see this thread...

    see this thread ...Many-TLAs-MTP-MSC-FS-SD-SDFat-LittleFS-UsbMSCFat-to-work-with-each-other-8)
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    Well p#864 long run never stopped and never...

    Well p#864 long run never stopped and never restarted! Video going Damascus/TOPO - left it that way last night the same this morning - replugged a few secs and it quickly went back to that:...
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    I should ask about your hearing if this sounds...

    I should ask about your hearing if this sounds fun :) Just hoping to see what is what - oddly now with the only real change being delayed Camera .init() steps - it seems to be not reproducing prior...
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    Last I reseated the Camera into 8bit connector it...

    Last I reseated the Camera into 8bit connector it went in deep and straight and latched down well - and still sitting square. It would work well for those 3 or 9 hours periods in 8 bit. Though...
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    Quick note for post #855: ...

    Quick note for post #855: HM01B0_FLEXIO_CUSTOM_LIKE_4_BIT

    LP#=35 Pisr#=112826 lastPR=107586641 ms=38917407 ipCyc%=59.69 S5#=0 51C
    LP#=35 Pisr#=112816 lastPR=107586641 ms=38918407 ...
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    Mike - doing 4 bit mode after long power down -...

    Mike - doing 4 bit mode after long power down - made code change.

    DMM showing range 208 mA to 211 mA - so maybe it did drop ... though now 208-212 after 11 mins



    Using SDCARD - Initializing...
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    The board does look interesting - just need a...

    The board does look interesting - just need a connector.

    Mike - looking at the spec the worst 8 bit camera current is 1746 micro amps - not sure it would even be visible on my meter among the 4 mA...
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    PJRC.BB sat unplugged ~1.5 hours Repowered and...

    PJRC.BB sat unplugged ~1.5 hours
    Repowered and it ran this long - i.e. 2 minutes:
    LP#=34 Pisr#=111490 lastPR=107583967 ms=119645 ipCyc%=59.55 S5#=0 48C

    Coming back I see it running this...
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    PJRC.BB - Time to fail ~3.5 hours with a bit more current draw

    PJRC.BB - Time to fail ~3.5 hours with a bit more current draw? { 5 LEDs on 3.3V ~10 mA, and Active SDcard adding some mA's as well )
    >> ~3X faster than 9+ hours yesterday

    This shows 75.659...
  22. Posting on the Beta 7 thread might help it get...

    Posting on the Beta 7 thread might help it get needed attention ...
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    Current PJRC.BB run from Noon looking fine since...

    Current PJRC.BB run from Noon looking fine since restart this long ago:
    LP#=33 Pisr#=111416 lastPR=107583841 ms=2575422 ipCyc%=59.25 S5#=0 53C

    Turned light on coming into room and it did...
  24. Was this tried with Teensyduino-1-54-Beta-7...

    Was this tried with Teensyduino-1-54-Beta-7 ?

    Seems some EEPROM change was made ... ???

    If it fails with TD 1.54 b7, post a note on that thread with link to this thread
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    Mike - glad you are up and running on the ML! ...

    Mike - glad you are up and running on the ML!

    Going fine on BB so far at 1100 seconds with current up measurably ...

    I see this mono Himax VGA version from same vendor:...
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    Moved T.MM back to PJRC.BB - added 5 LEDS :: int...

    Moved T.MM back to PJRC.BB - added 5 LEDS :: int pinLEDS[]={26,27,28,30,31}; // Had to skip #29 as it was on by default?

    I had not had SD card installed lately on PJRC.BB - but did put it in....
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    SFun.ML Runs ST-7789 same/better than ILI9341 :...

    SFun.ML Runs ST-7789 same/better than ILI9341 : SPI wires to display are 4" ribbon wires to ML - then that Ribbon to the AMZN ST7789 8" wires to the device plug.
    > Better is that "F" does not FLASH...
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    @Mike - you had some issue returning to SFun.ML...

    @Mike - you had some issue returning to SFun.ML the last time?

    Looks like TFT on ML cabled to a Ribbon I could transfer to ST7789 and see what I see - it will add 8" of wire to the 4" in place
    ...
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    SFun.ML w.T.MM fine overnight run and still going...

    SFun.ML w.T.MM fine overnight run and still going at 8+ hours this run - at least an hour before that:


    LP#=36 Pisr#=111391 lastPR=107583781 ms=28750380 ipCyc%=59.76 S5#=0 55C...
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    BreakoutBoard goes Wonkey again : power on 9-10 hours

    It has been 9-10 hours of continuous runtime on PJRC.BB since the T.MM was put back on - with above noted 'Colorized' output display, and successful reprograms and running.

    SEE POST #819 for repro...
  31. These physical Bottom side connect details are on...

    These physical Bottom side connect details are on product page images at PJRC.COM.

    On T_4.0 the D+ and D- are for USB_HOST - a second USB device on the MCU, not the primary Device USB interface...
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    Remembered to include that in p#819 - currently I...

    Remembered to include that in p#819 - currently I have #3 - 4 bit selected - though, correct mostly before it was #2.

    Since the odd image above - restart has been on "V" for another 2600 seconds...
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    Noted in p#815 : T.MM on PJRC.BB: T.MM on BB with...

    Noted in p#815 : T.MM on PJRC.BB: T.MM on BB with HM_CAM, SSD1306 on i2c and included ILI9341 wired to PCB socket

    I was crafting email and clipped that from there and deleted email. The Sketch...
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    No, on the PJRC.BB. I found noted troubles in...

    No, on the PJRC.BB. I found noted troubles in past days keeping the T.MM working, today Kurt and Mike are seeing similar 'stumbles' ... see post 807 and 809 above.

    Was just doing a current check...
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    RE image space for SD WRITE: I noted this the...

    RE image space for SD WRITE:

    I noted this the other day and REMOVED it from Ex_2 :: That image array is "Unused Variable" after Mike's rewrite to 'always use the latest image in another buffer'...
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    Sounds like you two are stressing the PJRC.BB...

    Sounds like you two are stressing the PJRC.BB VReg like I was seeing in past days? Leading to the T.MM getting faulty power and function on that breakout?
    > and T.MM function was failing and doing...
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    will say again Kurt - the Video mode looks...

    will say again Kurt - the Video mode looks awesome :cool:

    One thing I saw on the T.MM Blue 13==LED, during VID I'm not seeing BLUE, unless the 't' is on. Not sure that is a bad thing - just...
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    Just did the lights ON>OFF a couple times and the...

    Just did the lights ON>OFF a couple times and the image I saw must have been a one time 'odd mode'. Through now just ceiling light - earlier the window behind me was outside daylight as well and it...
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    The noted 'white area flash' is just a pulsing of...

    The noted 'white area flash' is just a pulsing of the bright white of the overhead light and bright area on the "F" frame changes. Not at all like that in "V" mode.

    Ran fine a long time as "V"...
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    It hangs the code to stop "V" then do an 'f'....

    It hangs the code to stop "V" then do an 'f'.
    Restarted "V" and waited this long to start 't':
    * continuous mode (Video) started
    LP#=61178 Pisr#=1 lastPR=0 ms=1672503 ipCyc%=0.00 S5#=0 ...
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    Tremendous Improvement in VIDEO!!!! >> #define...

    Tremendous Improvement in VIDEO!!!!

    >> #define _hmConfig 2 // select mode string below
    >> #define MMOD_ML 1
    isrPrime_it.priority(144);
    //isrPrime_it.priority(122);
    ...
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    okay, no rush - back in an hour - just stopped by...

    okay, no rush - back in an hour - just stopped by ...
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    Example2 works as it did for f, F, t "V": now...

    Example2 works as it did for f, F, t

    "V": now scrolls - still interrupts SSD box draw

    it doesn't have the sketch edit for the callback buffer change?
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    Odd, I recall DMA grief - jumped to 4 bit and it...

    Odd, I recall DMA grief - jumped to 4 bit and it worked - now going back both of those working without issue with last update git code.

    About that SD card buffer - need top get back to trying...
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    Did you change :: #define MMOD_ML 1

    Did you change :: #define MMOD_ML 1
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    Github is Lame - only Kurt has it mastered. ...

    Github is Lame - only Kurt has it mastered. Though with No Permission to MJS513 - I think I found the key for switching base repository in 'Repository Settings' ... but merging is very unclear
    ...
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    That 'no 1.8V enable' would explain the...

    That 'no 1.8V enable' would explain the scanner.INO not finding it
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    Seems I saw another device show on PJRC.BB - but...

    Seems I saw another device show on PJRC.BB - but not on the ML ??? Interesting to know if your ML finds it when you get it 'untroubled'.

    I'll go do some chores and look for LIB update a bit later.
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    busy1306 only from loop - noted in p#764 : "ref:...

    busy1306 only from loop - noted in p#764 : "ref: SSD1306 I/O is called from loop() -> loopPR()"
    > I considered trying it from the _isr() but that seemed to be asking for trouble.

    Thanks for the...
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    Just back here - didn't get vid update - for any...

    Just back here - didn't get vid update - for any new testing yet today ...

    Kurt - The old stuff is a hazard - so any update would be a step forward for testing.
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