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  1. Looks like the pinouts are the same but as @Paul...

    Looks like the pinouts are the same but as @Paul said if you want to use it as QSPI going to take work.
  2. Just for reference LittleFS does support SPI...

    Just for reference LittleFS does support SPI FRAM. Specifically, the:

    Cypress CY15B108QN-40SXI 8Mb
    ... FM25V10-G 1Mb
    ... FM25V10-G rev1 1Mb
    ... CY15B104Q-SXI 4Mb
    ROHM MR45V100A 1Mb
    ...
  3. @defragster Definitely getting to be that time...

    @defragster

    Definitely getting to be that time of year. Living in the city don't have the problem with firewood looks backbreaking but at least the truck can take it!!!!

    @KurtE pretty much...
  4. Just changed the test using the builtin sdcard...

    Just changed the test using the builtin sdcard since we are making comparisons, hangs as well from the SD Card:

    Proc = 17.39 (92.19), Mem = 2 (5)
    12
    Proc = 0.32 (92.19), Mem = 1 (5)
    Proc =...
  5. Let it run until it stopped: 17 Proc = 0.32...

    Let it run until it stopped:

    17
    Proc = 0.32 (7.61), Mem = 1 (4)
    Proc = 0.32 (7.61), Mem = 1 (4)
    Proc = 6.36 (7.61), Mem = 1 (4)
    Proc = 5.13 (7.61), Mem = 1 (4)
    Proc = 0.32 (7.61), Mem =...
  6. Since I am a glutton for punishment I modified...

    Since I am a glutton for punishment I modified the mtp_test sketch to add in @KurtE's code for adding USB Drives. So with the T4.1 setup that would make 12 jumps including the 3 jump drives on a...
  7. A bit confused you. If you are using Teensyduino...

    A bit confused you. If you are using Teensyduino 1.54 littleFS is already a part of the TD install package. Been that way for a while. You shouldn;t be using the Github version since its...
  8. Looks like it working - have 3 drives attached -...

    Looks like it working - have 3 drives attached - 1 has 2 partitions and all are accessible and writable:
    26193

    Also by accident I attached a SSD by itself and it worked as well :)

    Only one...
  9. Will be looking at updating LittleFS probably...

    Will be looking at updating LittleFS probably later today or tonight.
  10. Thanks Frank - that piece didn't sink in - still...

    Thanks Frank - that piece didn't sink in - still on my first cup of coffee = I will take a look. Still early for me
  11. Well, the original is here, I think:...

    Well, the original is here, I think:
    https://github.com/littlefs-project/littlefs/

    It shows version number:
    #define LFS_VERSION 0x00020004 and is >9 month old

    Yep you are right. The LittleFS...
  12. Glad its now working.

    Glad its now working.
  13. Yes Frank the NAND is slower at least for a...

    Yes Frank the NAND is slower at least for a W25M02.

    Added QSPI NOR Flash (16MB)
    781 micros
    813 micros
    780 micros

    Added QSPI NAND Flash (256MB)
    8765 micros
    2937 micros
  14. @Frank B I modified the test sketch in post #12...

    @Frank B
    I modified the test sketch in post #12 to use multiple files with a LittleFS QSPI Flash and the audio shield (rev D) on the T4.1 and it seems to be working, i.e., heard all 3 files playing...
  15. Ran your test case on a QSPI Flash (64MegaByte...

    Ran your test case on a QSPI Flash (64MegaByte one forgot the number) and got (I am using 1.56beta2):

    Added QSPI Flash
    0 ms
    0 ms
    0 ms
    or changing your code to measure microseconds:

    Added...
  16. have to double check that "Q" think I tested with...

    have to double check that "Q" think I tested with some like the 256 and 512 Q chips - have to double check since its been a while and have to find all my chips. Some may be on boards
  17. Glad its working for you now. Definitely new fun.

    Glad its working for you now. Definitely new fun.
  18. Ok know I quoted a the whole post but figured at...

    Ok know I quoted a the whole post but figured at least get it on the latest page for the response. Think this is pretty much what we were doing with the original call back function for MSC drives in...
  19. Everybody is a comedian :D

    Everybody is a comedian :D
  20. Actually window snipping tool :) haven't used...

    Actually window snipping tool :) haven't used photoshop in years

    26178
  21. Ok challenge accepted - with the latest changes...

    Ok challenge accepted - with the latest changes to MTP_Teensy and the SDFat/SD/FS (note beyond beta2) I used MTP_test to create a Program - PSRAM - QSPI (Flash) disk:
    26177

    Tested that all disks...
  22. Had to ask - sorry - yep - happened to me. To be...

    Had to ask - sorry - yep - happened to me. To be honest the only thing I can think of is to update to 1.55 or 1.56beta2. Right now I am at a total loss.

    EDIT> with 1.55beta2 we added support...
  23. Not just you - happens to all of us - especially...

    Not just you - happens to all of us - especially for things I have played with for a while.... and then it usually something silly I am doing.
  24. Not sure what you mean work together but for...

    Not sure what you mean work together but for LittleFS they are accessed differently.

    Ok so the board has PSRAM and a FLASH - you sure its not a NAND? You could try and use LittleFS_QPINAND...
  25. Here you go - hope it the right on.

    Here you go - hope it the right on.
  26. @Frank B Here is the sketch I am running and my...

    @Frank B
    Here is the sketch I am running and my compile results unfortunately I am running 1.56beta2 - 1.53 is old you sure thats right - maybe update to 1.55 at least but still should work?

    ...
  27. Just for a sanity check I just plugged in the...

    Just for a sanity check I just plugged in the original T4.1beta board and sketch still runs so thats on 2 boards.. Did you try loading it again? Maybe something screwy happened? Maybe you have an...
  28. Seems to be working for me: ...

    Seems to be working for me:


    C:\Users\Merli\AppData\Local\Temp\arduino_modified_sketch_834447\LittleFS_QSPI_Simple_Datalogger.ino Oct 14 2021 14:56:12
    Initializing LittleFS ...LittleFS...
  29. Just gave it a quick test by transferring a 75MB...

    Just gave it a quick test by transferring a 75MB directory of wav files from the PC to both the external card reader (audio shield) and the Builtin card reader - both transferred successfully. Was...
  30. @MGeo Wow - haven't touched this in a long...

    @MGeo
    Wow - haven't touched this in a long while. But will see what I can do. Not sure if its going to a Linux issue or something else. I am running on Windows10 pc with the latest Teensyduino...
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    Ok then it is what it is.

    Ok then it is what it is.
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    Going to rerun with preallocate of

    Going to rerun with preallocate of <<30 instead of 29 and see what happens. Was trying to compare it to some others that needed <<29 to work. Could that be the delta?
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    --------------------------------------------------...

    ------------------------------------------------------
    I ran your benchmark on a 512GB Sandisk Extreme:

    512GB Samsung Extreme
    ----------------------------------------------------------
    Type any...
  34. Pulled in the changes and that seems to have got...

    Pulled in the changes and that seems to have got it working without the need for the devicereset with was bothering the heck out me. Testes on 32GB SD put 2gb NAND and flash on the memory board.
    ...
  35. Ok change my mind - think I like Kurt's item 5...

    Ok change my mind - think I like Kurt's item 5 the best then item 4
    ;)
  36. Think it would really be between (2) and (3) at...

    Think it would really be between (2) and (3) at least in my mind. Guess from a easier perspective would be item (2) unless we can find a way to get at the SpiConfig settings Can is you define them...
  37. Ok found the issue with all the problems with the...

    Ok found the issue with all the problems with the ext Card so it now works. Will push the change to SD in a few minutes.

    In SD.h begin for csPin should be:

    #ifdef BUILTIN_SDCARD
    if (csPin...
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    https://github.com/juliandesvignes/FreeRTOS-Teensy...

    https://github.com/juliandesvignes/FreeRTOS-Teensy4

    https://awesomeopensource.com/project/tsandmann/freertos-teensy

    and more direct
    https://github.com/tsandmann/freertos-teensy

    DISCLAIMER:...
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    Hi Bill Just as a point of info on RTOS - think...

    Hi Bill
    Just as a point of info on RTOS - think the NXP SDK using a version of FreeRTOS - haven't played with it at all or even tried to get it working with the T4 but just wanted to let you know.
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    1.56beta's pretty much all deal with making...

    1.56beta's pretty much all deal with making improvements and changes to File System support which has involved changes to FS.h, SDFat, and SD primarily (see...
  41. Good Morning all For the last couple of days...

    Good Morning all
    For the last couple of days been playing with MTP and trying to get it to work with our latest set of changes. Some luck. For testing at least today I went the simple route and...
  42. Same here have to take a break been at it too...

    Same here have to take a break been at it too long this morning but was curious so ran the sketch with a Sansdisk 32GB ultra card:

    SD Card freeClusterCount Speed Test
    Free Cluster Count: 973583,...
  43. Right now we only support 4 partitions per drive....

    Right now we only support 4 partitions per drive.

    And yes we only support MBR not GPR or NTFS. Have to remember the criteria on card or even partition sizes. Why would we support a single 2TB...
  44. Think format is working fairly well with the...

    Think format is working fairly well with the changes you made. This morning I updated the MTP code to remove all the deferred formatting and the 8gb test that was put to try improve performance. ...
  45. @thecomfychair Just ran your example sketch on...

    @thecomfychair

    Just ran your example sketch on a T4.1 using the builtin SD Card per you example but it seems to working fine However if I open the file on windows I am seeing the same gibberish...
  46. PFsLib - yep - lots of good stuff in there. ...

    PFsLib - yep - lots of good stuff in there.

    Just gave you sketch a run with my 32GB card and got this

    Initializing SD card...Free Cluster Count: 973582 dt: 4855
    Prototype Free Clusters 973582...
  47. Sorry Paul was a bit distracted. I ran one of...

    Sorry Paul was a bit distracted. I ran one of Kurt's test programs for formatting and it crashes after it asks for the directory which is on format. Are we still using the format in SD library?
    ...
  48. Just tried running your sketch on the Audio...

    Just tried running your sketch on the Audio shield SDCard and got this:

    Initializing SD card...Free Cluster Count: 973583 dt: 5105
    Prototype Free Clusters 973583 dt: 2480
    Press any key to run...
  49. That's what I was finding this morning as well...

    That's what I was finding this morning as well that's why I asked Bill. As you said the only way to do it is to patch the code to make it accessible. But then Bill also mentioned in beta 2.1.1 he...
  50. You might want to see the question I just posted...

    You might want to see the question I just posted to Bill on Github. I was doing the same thing with getting the config settings this morning.
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