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    I am gaining some debug info using MemoryHexDump...

    I am gaining some debug info using MemoryHexDump and sprinkling in some Serial.prints. Going through both LFS and MSC use of the MP3 player with SDTEST1.mp3 step by step comparing the debug info. MCS...
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    That should be an interesting adventure:)

    That should be an interesting adventure:)
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    I just tried SDTEST(1-4).mp3 and I could not get...

    I just tried SDTEST(1-4).mp3 and I could not get them to play either. I have been using regular MP3 music file I have. More to go on for testing. Did you ever have a chance test with LittleFS? I...
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    Thanks Frank. That gives me something to work...

    Thanks Frank. That gives me something to work with. Like you said it is working consistently with SD (BUILTIN and External) and LFS. So suspect is MSC implementation. Maybe hexdump the frame header...
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    Another update. Not out off the woods yet with...

    Another update. Not out off the woods yet with MP3 and MSC:( After further testing I am still not able to repeat playing an MP3 file intermittently. With the T4.1 breakout board I see it hitting...
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    @All - Quick update. Now have MSC working...

    @All - Quick update. Now have MSC working properly with MP3. Will update Arduino-Teensy-Codec-lib and create a sketch specifically for playing MP3 files with MSC.
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    @all who want to try this out - I have setup a...

    @all who want to try this out - I have setup a repo for playing MP3 files with LittleFS using @FrankB's Arduino-Teensy-Codec-lib. In this I have added a sketch to play MP3 files from LittleFS...
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    Mike I just now got MSC working with it:)...

    Mike I just now got MSC working with it:) Everything is now working are all working through FS. I now can setup a sketch(s) to demonstrate all of the filesystems using MP3 files. I will put my...
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    With a little tweaking to codec.h and...

    With a little tweaking to codec.h and Mp3FilePlayer.ino I can play MP3 files from LittleFS devices. I was able to play them from the QPINand, SPINand (CS 5 and 6), SPIFlash (CS 3 and 4). I do not...
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    Now for MP3 with FS...

    @FrankB - Your Teensy-WavePlayer works absolutely great with all SD, MSC and LFS devices I have used it with. That is all of them:)

    I have not delved into MP3 yet but I want to. What is the...
  11. @KurtE - Ran into this while playing MTP_Teensy....

    @KurtE - Ran into this while playing MTP_Teensy. It is not making sense and could be an issue or just me:) But testing on a 16Gig thumb drive I copied the DIskIOV2 directory to it and then copied it...
  12. Thanks. It is several things I missed. First of...

    Thanks. It is several things I missed. First of all on this computer I was still on TD1.56B2. I updated and still had the problem. Ran MTP_Teensy and both sd1 and WINBOND2G showed up so I need to...
  13. Just ran into a situation with the T4.1 audio...

    Just ran into a situation with the T4.1 audio board and SPINAND with chip select 4. If the audio board is plugged into the PJRC T4.1 breakout board and the MEM board together with SPINAND chip...
  14. @KurtE, @all - I have been following and testing...

    @KurtE, @all - I have been following and testing MTP_Teensy as it develops. Am seeing the same issues on Ubuntu. Decided to do a complete rewrite of diskIO to use FS only. I wanted to test all of the...
  15. Now I am really curious... More to checkout I...

    Now I am really curious... More to checkout I guess. Thought maybe I was missing something.
    Thanks for checking:)
  16. What am I missing...

    Trying to use File f.isOpen(). Not working. Am I missing something?

    Sketch:

    // Test File f.isOpen()

    #ifndef diskIO_h
    #define diskIO_h
    #include "SD.h"
    #include <USBHost_t36.h>
  17. @KurtE - Have been trying to get some sort of...

    @KurtE - Have been trying to get some sort of lock on what is going wrong. It does not seem to matter the size of the file or how many files or directories are copied from a PC (Linux) to either an...
  18. @KurtE - Decided to re-write diskIO based on...

    @KurtE - Decided to re-write diskIO based on current developments and keeping in mind that things can and will probably change. I use diskIO strictly for testing. Based on what you are doing with...
  19. @KurtE - Here's where I step off and watch:)

    @KurtE - Here's where I step off and watch:)
  20. @KurtE - All I had time for tonight was to try...

    @KurtE - All I had time for tonight was to try increasing the size of the buffer in MTP_Teensy.h:

    static const uint32_t DISK_BUFFER_SIZE = 32 * 1024;

    After that I had consistent transfers...
  21. Next: Copying a file from one MTP Teensy device...

    Next: Copying a file from one MTP Teensy device to another fails in (Copy Object). Copying from a MTP Teensy device to the host works fine both way's. One step at a time:)
  22. Cool, I just changed this in MTP_storage.cpp: ...

    Cool, I just changed this in MTP_storage.cpp:

    size_t MTPStorage::write(const char *data, uint32_t bytes)
    {
    mtp_lock_storage(true);
    size_t ret = file_.write((void *)data, bytes);...
  23. @KurtE - Wow. That is a huge improvement in...

    @KurtE - Wow. That is a huge improvement in speed:)
  24. @KurtE - That explains why I was only getting a 1...

    @KurtE - That explains why I was only getting a 1 MB/s transfer rate when copying a file to my Kingston SSD drive. When using diskIo I was getting over 10 MB/s transfer rate. In diskIo I have a 32768...
  25. @defragster - Good things are happening:) Just a...

    @defragster - Good things are happening:) Just a matter of time...
  26. Yeah, and more standardized with all of the...

    Yeah, and more standardized with all of the different file systems:)

    What I have now is all of @KurtE's latest updates to TD1.56B2:

    https://github.com/KurtE/MTP_Teensy...
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    @KurtE - Dang:) Now I think I understand what's...

    @KurtE - Dang:) Now I think I understand what's on the mem board and T4.1 pads.
    Here's the layout in the Linux filemanager:

    26327

    I opened each one and all of the files listed that were on...
  28. @KurtE - Nice work. Will update. Can't wait to...

    @KurtE - Nice work. Will update. Can't wait to play with it this weekend. Haven't worked GPT and Extended partitions yet.
  29. @Paul, @KurtE, @mjs513 - I think I have finally...

    @Paul, @KurtE, @mjs513 - I think I have finally got the gist of what you guy's are trying to accomplish with FS. Using the latest libraries from @KurtE I put together a sketch to test using LittleFS...
  30. Live in the great northwest like I do?

    Live in the great northwest like I do?
  31. I finally had a chance to test your latest...

    I finally had a chance to test your latest updates. They seem to work:) On power up or reset they all show up in the file manager. Also I can disconnect and reconnect a USB device and it will...
  32. WOW... That looks like a back ache to me:) At...

    WOW... That looks like a back ache to me:) At least you have the right truck for the job...
  33. Won't be able to do much testing with Ubuntu till...

    Won't be able to do much testing with Ubuntu till later this week. We lost two people in the warehouse so I'm doing double duty right now. Did update with your changes. I still still see the RAM...
  34. Me to. Work tomorrow. I have seen the same thing...

    Me to. Work tomorrow. I have seen the same thing with:

    Looks like the Ubuntu library does not provide the Create/Modify dates on the sendObjectInfo data, so not preserving dates and times yet.
    I...
  35. @KurtE - Spent the day going through all of the...

    @KurtE - Spent the day going through all of the changes and additions to MSC. I think I am starting to understand what you are doing with it. Only needed three changes to diskIO and it still works...
  36. That's Awesome:)

    That's Awesome:)
  37. Ditto with Linux except I tried QPINAND which...

    Ditto with Linux except I tried QPINAND which also works:

    26198

    Good progress...
  38. Will update and test...

    Will update and test...
  39. Checking further I noticed a couple of things I...

    Checking further I noticed a couple of things I was doing wrong. Fixed those and it still worked. Right now I am playing with two partitions on a flash drive. They are working.
    I tried two USB...
  40. @KurtE - Downloaded your latest USBHost_t36...

    @KurtE - Downloaded your latest USBHost_t36 (FS_Integration_MSC) branch, SD and SdFat. After studying the code for a while I decided to play with USB_MTP-logger for testing. IT WORKS:)

    What I...
  41. @KurtE - I think I see what you are talking about...

    @KurtE - I think I see what you are talking about and where it's headed. As far as detecting if an MSC device has been connected or disconnected there are to entries in the msDriveInfo struct....
  42. @KurtE - Post #275, This is kind of what I was...

    @KurtE - Post #275, This is kind of what I was testing with diskIO. Not totatly compatble with LittleFS. mostly because diskIO did not conform to FS integration YET:)
  43. 15 days after ordering I finally got my MM and...

    15 days after ordering I finally got my MM and ATP carrier board. (CO to WA). Many complications. Fed... Low and behold my existing USB C cable was charge only. Tonight after getting the proper cable...
  44. @All - Think I am finally getting caught up you...

    @All - Think I am finally getting caught up you guys. Now have MTP_T4 up and running on my Linux machine:) The only thing not working is SD8 external SPI device as expected. Still waiting for my...
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    @andream - The length of those leads are probably...

    @andream - The length of those leads are probably to long. The maximum lead length that would work for me was 6" not matter what SPI speed I used. Also I had all of the ground connections to the...
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    It has been a long time since I work with it....

    It has been a long time since I work with it. There are a few things to look out for with this display. I have the same display a you have but with a resistave touch screen.
    First what version of...
  47. I saw that post. I can wait till things settle...

    I saw that post. I can wait till things settle down. In the mean time will continue to with learning the ways of MicroMod... If and when it gets here:) Should be tomorrow.
  48. Hopefully I did not confuse the issue. I am...

    Hopefully I did not confuse the issue. I am waiting for my first MicoMod ATP and Teensy boards. FedEx could not scan the shipping label and had to replace it so delivery is delayed:(
    I see the...
  49. Well I have spent the last few weeks working with...

    Well I have spent the last few weeks working with this. Trying to tunnel into SdFat to get access to the private functions:

    #if MAINTAIN_FREE_CLUSTER_COUNT
    int32_t m_freeClusterCount; //...
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    What do you meen by disappears? It is functional...

    What do you meen by disappears? It is functional in Teensyduino with the Teensy... See post #5:)
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