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    Yeah, I ran into that as well. I don't own a...

    Yeah, I ran into that as well. I don't own a business but work for one.
    Thanks for the link.
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    @vjmuzik - Just ordered the adapter from Amazon....

    @vjmuzik - Just ordered the adapter from Amazon. Will be here this next Tuesday. Thanks for the link to GitHub. Once this layer is working, Maybe wireless;)
    Did you get your reference manual from...
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    @vjmuzik -This is great:) Once I get the same...

    @vjmuzik -This is great:) Once I get the same dongle you have I will try to contribute as much as I can.
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    @defragster - It's a learning curve for sure and...

    @defragster - It's a learning curve for sure and it will take time. You are right. Once I have something substantial to contribute I will start a new thread. Or maybe @vjmuzik will. Going through...
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    @vjmuzik - A little more progress today. Going...

    @vjmuzik - A little more progress today. Going through the AN8515 driver for Linux I was trying to find where the driver initializes the adapter. There is is a probe function that basically gathers...
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    @vjmuzik - Good job with this. I took a break...

    @vjmuzik - Good job with this. I took a break from working with my old USB2LAN adapter to spend the day checking out some of my wireless adapters. They all seem to be using versions of the Reltek...
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    @KurtE - I have made a little bit of progress...

    @KurtE - I have made a little bit of progress with the AMDTek AN8515 USB to LAN adapter. I spent a lot of time trying to find a datasheet on this controller. Found it an Alldatasheet.com. This thing...
  8. @mjs513 - Sorry for the late response. I had the...

    @mjs513 - Sorry for the late response. I had the same result. Played with the the information you provided and came up with nothing.
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    @Paul I was not trying to complain:) As far as...

    @Paul

    I was not trying to complain:) As far as I am concerned it is not a problem at least for me. I was making an observation hoping that it would contribute. Then I read your blog. Very...
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    @KurtE: Spent this Sunday checking out three...

    @KurtE:

    Spent this Sunday checking out three USB WIFI dongles and USB2LAN Ethernet dongle. YIKES! as Paul would say.

    Using Linux lsusb:
    The one Realtech WLAN adapter showed 4 endpoints. Three...
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    I agree. Something I have been scoping out for...

    I agree. Something I have been scoping out for for a while now:)
    Been playing with Ralink RT2870 wireless adapter.
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    Erratic Serialmon Output

    @Paul @mjs513 @defragster

    I don't know if this is relevant but when I hover the mouse pointer outside of the Arduino IDE or serial monitor the output of the serial monitor slows down and is...
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    @Paul - I just setup Arduino 1.8.10 and TD...

    @Paul -

    I just setup Arduino 1.8.10 and TD 1.48 B1 on one my Linux computers. I was playing with HelloSerialMonitor. I selected the 'Show Timestamp' checkbox and nothing happened.
    Tried Arduino...
  14. @mjs513 - I just set it up to use ctrl-alt-del...

    @mjs513 - I just set it up to use ctrl-alt-del (USB keyboard) and it just locks up so I will dig deeper and see what I come up with. Going back to work tomorrow after a weeks vacation playing with...
  15. @jms513 and @Paul - Thanks guys. Instant...

    @jms513 and @Paul - Thanks guys.
    Instant answers. This forum is the best:)
  16. T4 software restart procedure and freeram function

    On the T4 is there a procedure for performing a software restart? Could it be as simple as calling ResetHandler() in startup.c?
    It seems to me that there was talk of how to get the memory usage for...
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    @All - I wonder how many experimenters are in our...

    @All - I wonder how many experimenters are in our shoes. I No longer can do point to point soldering. My hands and eyesight are not good enough for that any more. It's really disappointing having to...
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    Glad to here that you have one working. Make sure...

    Glad to here that you have one working. Make sure the USB keys are formatted at least with fat32 formatting.
    As far as I know, the T36 and T4 only support USB2 at this point.
    I have had some USB...
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    At this point it very much WIP. I have all of the...

    At this point it very much WIP. I have all of the software components except for MSC in one sketch folder. I want make separate libraries of the RA8876 drivers which are my version of Ra8876_lite and...
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    You should not have unplug and plug the the USB...

    You should not have unplug and plug the the USB key. Did you comment out the myusb.begin() in the uSDFS file sd_msc.cpp which is in the disk_initialize() function like this?


    int...
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    A simple little t4 pc

    @All

    I thought I share this. It is a simple PC that started out the T36 and now I've ported most of it to the T4B2. When the breakout board is available from Tindie I will be able to finish...
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    @BOBILLIER - I figured out why the USB drive will...

    @BOBILLIER - I figured out why the USB drive will not remount. Basically f_mount() calls the disk_initialize() function located in uSDFS library file sd_msc.ccp.


    int MSC_disk_initialize() ...
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    I have checked this out. This is a function in...

    I have checked this out. This is a function in FatFS. Hopefully today I will have time to work with it further. As far as MSC is concerned, it only deals with the USB drive connections to USBHost and...
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    @defragster I updated MassStorageHost.cpp and...

    @defragster

    I updated MassStorageHost.cpp and MassStorageDriver.cpp. There were some missing returns in a couple of functions hat the compiler was warning about. And of course I will be testing...
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    @firehopper It was to different versions...

    @firehopper



    It was to different versions of uSDFS that was causing my failure test_diskio.ino. I upgraded both computers to the latest version and both the T4 and T3.6 ran the sketch ok.
    ...
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    @firehopper - I was able to duplicate the error...

    @firehopper - I was able to duplicate the error with test_diskio.ino as well on the T4. It works fine with the T3.6 but fails with the T4.I will check it out. Might be something to do with the...
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    @defragster - Today I believe I have the problem...

    @defragster - Today I believe I have the problem with the SD flash card reader fixed. I have working with both the T3.6 and the T4. All other types of USB drives I have are also still working.
    I...
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    @defragster - figured out why the SD card reader...

    @defragster - figured out why the SD card reader was not working. I MESSED UP AGAIN:)

    In my efforts to do better error checking I created msProcessError() and used that to process any CSW errors...
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    @defragster, I duplicated the error on my...

    @defragster,



    I duplicated the error on my USB card reader. Now have to figure out what I did wrong with the latest update. Funny thing is that I can't get the USB card reader to power up using...
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    @BOBILLIER, @all, Found a bug in MSC that I...

    @BOBILLIER, @all,

    Found a bug in MSC that I think prevents remounting of a device unless it is unplugged and plugged in again or a reset is performed, (same diff). When a USB drive device is...
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    Hi Eric, Just got home. There are a few things...

    Hi Eric,

    Just got home. There are a few things we can do to check for a non available drive. It should be plug and play. I have checks in MSC to check for non existent drive connections.
    In some...
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    @loglow I have been using your t36 breakout...

    @loglow
    I have been using your t36 breakout board for my t36 system for quite a while now. It gave me the utility to develop MSC and a RA8876 10.1" display from Buy Display.
    Cannot wait for the...
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    @PaulStoffregen Installed a fresh copy of...

    @PaulStoffregen

    Installed a fresh copy of Arduino 1.8.9 and TD 1.47B5. I was compiling one of my test programs that use the time library and got an error.
    So I tried compiling 'TimeRTC.ino' and...
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    @KurtE - That took care of the problem. Another...

    @KurtE - That took care of the problem. Another lesson learned. I understand string termination with '\0'. But I did not totally understand how fputs() works.
    Commented out this line:

    ...
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    @KutrE, There is no trailing null after \n...

    @KutrE,

    There is no trailing null after \n that I can see in the hex dump just 0x0A. But I see a lot of repeating code through out the rest of the file.
    I guess I need to do some basic tests with...
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    Thanks KurtE I'll check it out. Do a hex dump on...

    Thanks KurtE I'll check it out. Do a hex dump on the file.
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    Problems with memcpy() and the T4

    I have a problem with memcpy() that I think was addressed in this thread, but I can't seem to find it, MAYBE I'm wrong:)
    I have a version of the KILO editor that I modified to work with the T36 and...
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    Updated MSC

    @All

    I have cleaned up and updated MSC.

    Added more complete error processing including using sense codes. Funny thing is I have not been able generate any errors yet so not sure how it will...
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    @Kurte Thanks for this information. SSD's are...

    @Kurte

    Thanks for this information. SSD's are something that I have wanted to play with but just could not afford at that time. The plugin SSD drive would be the best choice for me for minimal...
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    @WMXZ, @Jean-Marc Just realized I was testing...

    @WMXZ, @Jean-Marc

    Just realized I was testing SPI in uSDFS with T3.2 and T3.6. Never did try with the T4. After trying to play a wave file with uSDFS and the audio board it did not work. My bad!...
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    The credit for uSDFS goes to @WMXZ. I agree it is...

    The credit for uSDFS goes to @WMXZ. I agree it is a great piece of work. Very easy to understand and use.
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    Yes there is a way to use the built in SDHC card...

    Yes there is a way to use the built in SDHC card slot with uSDFS. If you look in the examples directory of uSDFS you will find several examples that give you the option to mount SPI, SDHC, USB or all...
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    @defragster Thanks

    @defragster



    Thanks
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    @mjs513 - Thanks I guess this is probably...

    @mjs513 - Thanks



    I guess this is probably where I need to start. I have the latest TD software. TD1.47B4 if I have not missed something. Frank B's MP3 player works perfectly with the SDcard on...
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    @mjs513 No. Actually I meant the SDcard...

    @mjs513



    No. Actually I meant the SDcard slot on the T4B2 breakout board.

    Sorry about my bad terminology.
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    T4B2 and Arduino-Teensy-Codec-lib

    I have been working on getting the T4 to work with the Arduino-Teensy-Codec-lib. It uses the SD library so in an attempt to make it work with mcs I had to parallel all of the functions that did any...
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    @Jean-Marc I have been looking at different...

    @Jean-Marc

    I have been looking at different ways to cache reads and writes from USB Mass Storage drives. This is something that I have no experience with. With the T4 there is lots of memory...
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    @mjs513 I did not include the SPI SD driver...

    @mjs513

    I did not include the SPI SD driver in my code as it seemed redundant with having the original wavFilePlayer code in the Audio library even though uSDFS supports it. Was going to play...
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    @defragster @mjs513. I had the same problem at...

    @defragster @mjs513.

    I had the same problem at first with the music skipping and clicking. What it turned out to be was the size of the buffer. Unfortunately If it's to big then it can't return...
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    @defragster With FatFs it does not matter if...

    @defragster

    With FatFs it does not matter if the filenames are 8.3 or upper/lowercase. You can use filenames up to 255 characters long. I am totally saturated with listening to SDTEST#.wav. I just...
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