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Type: Posts; User: Chris O.

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    Is the github project files link broken I am...

    Is the github project files link broken I am getting 404 page not found ?
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    Well 1985+ Atari 8-bit computers seem to be using...

    Well 1985+ Atari 8-bit computers seem to be using 65C02 CPU code name Sally not to be confused with 6502C, Sally was a customized 6502 chip used in later Atari 8-bit computers.
    It has a HALT signal...
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    Interesting:) While I didn't look into the...

    Interesting:)
    While I didn't look into the details yet and I need to get some rest for tonight, will this work on Atari 130XE ?
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    Use Global Pin Control Low Register (PORTx_GPCLR)...

    Use Global Pin Control Low Register (PORTx_GPCLR) :https://forum.pjrc.com/threads/64970-Teensy-3-x-Global-Pin-Control-(Low-High)-Register-PORTx_GPCLR-PORTx_GPCHR-How-to
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    Happy holidays everyone and thank you for making...

    Happy holidays everyone and thank you for making this the best community. ;)
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    Who knows obviously seems like a code issue...

    Who knows obviously seems like a code issue perhaps you should show us the full code.
    Look up ^^^^^^ Forum Rule: Always post complete source code & details to reproduce any issue!
  7. As I was promising yesterday I came up with 8bit...

    As I was promising yesterday I came up with 8bit PORT D [D0 : D7] Global Pin Control Low Register (PORTx_GPCLR) Example. ;)

    /* PORTD [D0:D7] Global Pin Control Low Register (PORTx_GPCLR) Example....
  8. Well I've been messing with this some more and I...

    Well I've been messing with this some more and I think I know how this works finally.
    To set my D0 to D8 (8-bit) pins on Port D with 3-state logic which are defined as this:

    #define D7 5 //PTD...
  9. Teensy 3.x Global Pin Control (Low~High) Register; PORTx_GPCLR ~ PORTx_GPCHR How-to

    PORTx_GPCLR --- PORTx_GPCHR example:)
    So I'm looking for Teensy 3.x example; yes I've been on the interwebs Google blah blah blah.
    Basically I need to Tri-State (MUX(0) pin disable) several pins...
  10. Sounds like you are powering the Teensy 3.2 with...

    Sounds like you are powering the Teensy 3.2 with two power source at the same time. You need to separate VIN from VUSB if using external power supply at the same time.
    22711
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    @ WMXZ https://github.com/WMXZ-EU/MTP_t4...

    @ WMXZ
    https://github.com/WMXZ-EU/MTP_t4
    Missing preprocessor directives for Teensy 3.0/3.1/3.2/3.5 in MTP.h and MTP.cpp files.

    In MTP.cpp: about LINE #519 #if defined(__MK66FX1M0__)
    Replace...
  12. Well there's some issues in MTP.h and MTP.cpp...

    Well there's some issues in MTP.h and MTP.cpp files.

    In MTP.cpp: about LINE #519 #if defined(__MK66FX1M0__)
    Replace with: #if defined(__MK20DX128__) || defined(__MK20DX256__) ||...
  13. // T3.0 __MK20DX128__ // T3.1 - T3.2 ...

    // T3.0 __MK20DX128__
    // T3.1 - T3.2 __MK20DX256__
    // T3.5 __MK64FX512__
    // T3.6 __MK66FX1M0__

    #if defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MK64FX512__) ||...
  14. This looks like it's missing define for teensy...

    This looks like it's missing define for teensy 3.1/3.2 :confused:
  15. What you need is Bill Greiman`s library...

    What you need is Bill Greiman`s library SdFat-beta Version 2.

    It's been awhile since I use MTP but I had to compile the code at 450 MHz CPU speed in order for this to work on Windows 10 and TENSY...
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    Use Magnetoresistive RAM (MRAM). MRAM has...

    Use Magnetoresistive RAM (MRAM).
    MRAM has unlimited endurance and infinite Read/Write cycles; FRAM Reads are destructive and eventually lead to wear-out.

    Everspin MRAM is available in a...
  17. By default the SPI CLOCK speed = 30000000 Mhz...

    By default the SPI CLOCK speed = 30000000 Mhz (LED pin)

    void setup()
    {
    tft.begin(); will use the default SPI CLOCK @ 30000000 MHz.
    }

    I believe KurtE provide the possibility to override...
  18. Just got 14 PSram chips on My Way. Big thanks to...

    Just got 14 PSram chips on My Way.
    Big thanks to you Michael for this info. :D
  19. Yes but you have to edit files: in ...

    Yes but you have to edit files:
    in ............\hardware\teensy\avr\cores\teensy4\usb_desc.h
    and in ....... \hardware\teensy\avr\boards.txt

    NOTE: USB AUDIO has USB HID class Serial included
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    Try: Serial1.end(); Serial2.end();...

    Try:
    Serial1.end();
    Serial2.end();
    Serial3.end();
    then
    pinMode(Pin, OUTPUT);
  21. Try this for a quick test: ...

    Try this for a quick test:

    //============================================================================
    // SdFat version 2.0.0 BETA ONLY...
  22. in void setup() { } if...

    in void setup() { }

    if (!sd.begin(SdioConfig(FIFO_SDIO))) { // SdFat.h Ver 2.0.0 Beta
    Serial.println("m.SD initialization failed!");
    } else {
    Serial.println("m.SD initialization...
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    A couple of days ago I did post Teensy 4.1 3D CAD...

    A couple of days ago I did post Teensy 4.1 3D CAD files in this thread: 3D Cad for Teensy 3.5 and 3.6
    Perhaps this will help people find additional 3d formats.
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    @ luni Unfortunately that's not possible with...

    @ luni

    Unfortunately that's not possible with DesignSpark Mechanical free version, you can only do this with SpaceClaim Engineer.

    With SpaceClaim Engineer, not only do you get the intuitive and...
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    Hi luni. I see what I can do but it's getting...

    Hi luni.

    I see what I can do but it's getting too late tonight ( 3:13am ) I got to be up in the morning.
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    Okay so here I am releasing my 3d files in couple...

    Okay so here I am releasing my 3d files in couple formats, note this is my first experience in 3d software.
    All created with DesignSpark Mechanical version 3.
    MIT License:
    2031820319
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    Hey guys I'm about to release my Teensy 4.1 3D...

    Hey guys I'm about to release my Teensy 4.1 3D Cad Files just need to adjust few things on the bottom.
    Quick preview:
    20307
  28. Frank you stole my idea;) I am in United States...

    Frank you stole my idea;)
    I am in United States but the post office so slow I order one from East Coast Adafruit NYC.
    ESP32-WROVER-B Module - ESP32 with PSRAM Module
    20202
    I was jealous of you...
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    Well I'm having issues ordering one Teensy 4.1...

    Well I'm having issues ordering one Teensy 4.1 and two PSRAM, under the payment I can type the credit card number no problem but as soon as I click - Place This Order Now
    this shows up in...
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    Yeah something like that I was comparing files...

    Yeah something like that I was comparing files with Teensyduino 1.51 and Teensyduino 1.52 beta4.

    Here is a PMF Player SdFat v2 BETA + DMAMEM Buffer + Audio USB example.
    pmf_player_2_minimum.zip...
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    Thanks guys. It's no fun getting injured with...

    Thanks guys.
    It's no fun getting injured with this covid-19 crap going on but the doctor said I'll be okay.

    @defragster

    Yeah I was surprised too, the code was running for two weeks straight...
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    Thanks defragster. I have no idea really it has...

    Thanks defragster.
    I have no idea really it has taken me two days to figure this out, at least it's running on Teensy 4.0 and Teensy 4.1 beta now.
    Because of my eye injury today at work I will not...
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    All good on Windows 10 Except i'm running into...

    All good on Windows 10 Except i'm running into trap stack overflow issue with my sketch on all the 1.52 beta :confused:

    Arduino IDE 1.8.12.

    For now this is my quick fix:...
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    Woohoo I guess I'm a lucky guy. ;)

    Woohoo I guess I'm a lucky guy. ;)
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    Modified blink example: Use PIN 13 & PIN 12. ...

    Modified blink example:
    Use PIN 13 & PIN 12.


    /* Blink without Delay

    Turns on and off a light emitting diode(LED) connected to a digital
    pin, without using the delay() function. This...
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    @CP406 Use SdFat-beta...

    @CP406

    Use SdFat-beta library, 255 character limit.
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    My best guess:rolleyes: If it ain't broke don't...

    My best guess:rolleyes: If it ain't broke don't fix it.
    Because Teensy LC was not define it was basically using a AVR to ARM Teensy emulation, at least that's how I see it.
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    Well if you are not afraid of editing one file in...

    Well if you are not afraid of editing one file in SD library I got idea.

    Edit file: Sd2Card.cpp
    Location on MS WIN10: C:\Users\-- YOU --\ --- ...
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    @ rumar I cannot replicate the issue on my side ...

    @ rumar
    I cannot replicate the issue on my side :confused:

    Teensy LC
    Windows 10
    Arduino 1.8.10
    Teensy Loader 1.49

    Exemple code:
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    Hi I'm going to give your player a try soon, in...

    Hi
    I'm going to give your player a try soon, in case you are not aware of new Jarkko thread.
    link: Arduino Music Player on Teensy Audio Shield
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    TPS2113A Power Multiplexer Carrier with USB...

    TPS2113A Power Multiplexer Carrier with USB Micro-B Connector, Status: Active and Preferred
    or
    FPF1320 Power Multiplexer Carrier with USB Micro-B Connector, Status: Not Recommended for New Design.
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    Arduino-1.8.10 Teensyduino 1.49 So I've been...

    Arduino-1.8.10
    Teensyduino 1.49
    So I've been playing around some more with Native Serial support (COMx port), can anyone test this:

    For Teensy 4.0 ADD or EDIT ---\cores\teensy4 usb_desc.h, for...
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    O0o!! why didnít I think of that :D

    O0o!! why didnít I think of that :D
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    Perhaps we should do something like this for...

    Perhaps we should do something like this for detecting the library version ?

    #if defined(SdFat_h)
    char *SDFAT_ver = SD_FAT_VERSION;
    if (!strcmp("2.0.0", SDFAT_ver)) { // ver 2.0.0
    ...
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    @ WMXZ Can I send you a beer money or donation...

    @ WMXZ
    Can I send you a beer money or donation of some kind, renaming files works like a charm:cool:
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    I only installed SdFat beta ver 2.0.0 library and...

    I only installed SdFat beta ver 2.0.0 library and maybe I'm cheating but this is all I did in MTP_config.h

    #if USE_SDFAT_BETA == 1
    //#include "SdFat-beta.h"
    #include "SdFat.h"
    ...
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    I am using the SDIO (4 bit) Teensy 4.0 bottom...

    I am using the SDIO (4 bit) Teensy 4.0 bottom pads for SD card, external micro SD card should work also but slower (1 bit SPI).
    And yes you should see your device, here's a picture on Windows 10...
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    I think you are correct, this is all thanks to...

    I think you are correct, this is all thanks to >Wikipedia error<. Since now that I downloaded the specification for Media transport protocol v1.1 I don't see a way of rename a file with that Opcode...
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    Media Transfer Protocol 1.1 spec: Opcode -----...

    Media Transfer Protocol 1.1 spec:
    Opcode ----- Operation --------- Name Explanation
    0x1019 ----- MoveObject ------- Rename a file or directory
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    I'm curious how hard would it be to add the...

    I'm curious how hard would it be to add the renaming file functionality in the MTP library?
    Now we can copy files from MicroSD <--> PC and delete files.
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