Forum Rule: Always post complete source code & details to reproduce any issue!

Search:

Type: Posts; User: bigpilot

Page 1 of 3 1 2 3

Search: Search took 0.00 seconds.

  1. Replies
    0
    Views
    247

    Teensy form factor board runs Linux

    This board runs Linux.

    What's notable is that the article specifically refers to the "Teensy form factor."
  2. Replies
    29
    Views
    1,581

    24965 I'm currently having the problem that...

    24965

    I'm currently having the problem that the FLAC file plays for only a fraction of a second. I'm investigating what the problem is.

    As you can see the GetLastError() on the FLAC player...
  3. Replies
    1
    Views
    479

    Where are the Teensys made?

    Are the Teensys (Teensies?) made in the USA or somewhere else?
  4. Replies
    29
    Views
    1,581

    24876 Received the metal enclosure from China.

    24876

    Received the metal enclosure from China.
  5. Replies
    192
    Views
    27,308

    You're using KiCad, right?

    You're using KiCad, right?
  6. Replies
    29
    Views
    1,581

    Cool. I'll grab me a couple of those.

    Cool. I'll grab me a couple of those.
  7. Replies
    29
    Views
    1,581

    I'm planning to power the Audio Player through a...

    I'm planning to power the Audio Player through a USB mobile phone power adapter which can be purchased almost everywhere these days. For that I need a breakout board like this one (alternatively this...
  8. Replies
    29
    Views
    1,581

    The idea behind the large display is that it...

    The idea behind the large display is that it should be easily read from a distance. The user will mostly be operating the unit from his / her remote control.

    That looks nice, I'll look into that....
  9. Replies
    29
    Views
    1,581

    I don't think I'll need it if I'm already using...

    I don't think I'll need it if I'm already using the SX1509 for the keys.

    i'm currently not planning to use keys on the front panel, merely an IR detector.
  10. Replies
    29
    Views
    1,581

    The LCD I was planning to use is here...

    The LCD I was planning to use is here.

    I haven't found a similarly sized I2C or serial version.
  11. Replies
    29
    Views
    1,581

    I was planning to use a large 2 x 16 LCD with...

    I was planning to use a large 2 x 16 LCD with HD44780 controller in 4-bit configuration (so I'd need 7 I/O's).
  12. Replies
    29
    Views
    1,581

    Nice, I may use the SX1509 breakout board...

    Nice, I may use the SX1509 breakout board from SparkFun.
  13. Replies
    29
    Views
    1,581

    I'm planning to add a LCD display and an IR...

    I'm planning to add a LCD display and an IR remote control detector.

    Most likely the player will not have any buttons on the front panel since I don't think I'll have enough I/O pins left on...
  14. Replies
    29
    Views
    1,581

    The SD Card breakout module can be found here...

    The SD Card breakout module can be found here.
  15. Replies
    29
    Views
    1,581

    24660 First picture of my proto-board setup....

    24660

    First picture of my proto-board setup. Teensy 3.1 + DAC + SD Card breaout.
  16. Replies
    29
    Views
    1,581

    The exact same one? Could you provide some links?

    The exact same one? Could you provide some links?
  17. Replies
    29
    Views
    1,581

    The enclosure...

    The enclosure I'm using is from AliExpress. The enclosure itself is pretty cheap but the shipping hugely expensive.

    I'm using this DAC board with a Burr-Brown PCM5102 D/A converter and an I2S...
  18. Replies
    29
    Views
    1,581

    I've switched to Teensy 3.1 as the Audio Codecs...

    I've switched to Teensy 3.1 as the Audio Codecs package didn't work with it. I even posted a question about it on Github.

    It now compiles without a hitch and I should have it up and running pretty...
  19. Replies
    29
    Views
    1,581

    24652 I'm also trying to make a visual...

    24652

    I'm also trying to make a visual representation of what the audio player will look like using Blender. The dimensions are exactly to scale, based on the enclosure and LCD display I purchased...
  20. Replies
    29
    Views
    1,581

    Teensy SD Card Audio Player

    I'm building a SD Card Hifi Audio player to replace my CD player. I already own a SD Card audio player from China, but it doesn't work properly so I decided to build my own.

    In this thread I'll...
  21. Replies
    0
    Views
    247

    PlatformIO on Linux

    Someone here suggested I try PlatformIO and I now got it working on my Linux Mint installation. I found it confusing at first but eventually I figured it out.

    I'm building a FLAC SD card music...
  22. Replies
    212
    Views
    23,088

    If CircuitPython can do it, so should the C SDK,...

    If CircuitPython can do it, so should the C SDK, right?
  23. Replies
    531
    Views
    81,451

    Teensy is going to lose out eventually if debug...

    Teensy is going to lose out eventually if debug capability isn't provided at some point.

    RP Pico has debug capability. It runs the debugger one core and the application on the second core....
  24. Replies
    212
    Views
    23,088

    Teensy would need to go with Rust if it wants to...

    Teensy would need to go with Rust if it wants to be taken seriously as far as security is concerned. But Rust has a much higher learning curve than C (I'm also dabbling into Rust).

    Maybe in...
  25. Replies
    531
    Views
    81,451

    I totally misread Paul's answer. But if not a...

    I totally misread Paul's answer.

    But if not a C SDK what then? Arduino would be a mistake IMHO. Teensy is for tinkerers who are fluent in C and comfortable with manipulating registers and such.
  26. Replies
    531
    Views
    81,451

    Good to hear. But if not Makefiles, what other...

    Good to hear. But if not Makefiles, what other options are there? Your own JSON project files?
  27. Replies
    531
    Views
    81,451

    Add Bluetooth BLE on board? A microSD card reader...

    Add Bluetooth BLE on board? A microSD card reader on board?

    Also, a straight C SDK with Makefiles. In addition make an easy to use C library for all the peripherals such as GPIO, I2C, SPI, UART,...
  28. Replies
    212
    Views
    23,088

    You have to ask yourself: "Do I really NEED a...

    You have to ask yourself: "Do I really NEED a Real-Time OS?"

    It adds a lot more complexity and overhead. Maybe you can fix it using interrupt based tasking?

    I've seen a lot of RTOS'es lately,...
  29. Replies
    212
    Views
    23,088

    Also purchased a couple Raspberry Pi Pico's, but...

    Also purchased a couple Raspberry Pi Pico's, but haven't tried them yet. Still need to solder some of the pinheaders.

    But from the documentation it looks like programming in straight C, which I...
  30. Replies
    212
    Views
    23,088

    Thanks for this tip and I got VSCode with...

    Thanks for this tip and I got VSCode with PlatformIO working on Linux Mint and uploaded the Blink programt using Teensy Loader (for Linux).

    However, the PlatformIO for Teensy3.0 is also Arduino...
  31. Replies
    212
    Views
    23,088

    I'm waiting for the Raspberry Pi Foundation to...

    I'm waiting for the Raspberry Pi Foundation to add BLE (Bluetooth Low Energy) to the Pico.

    Maybe an idea for Teensy?
  32. Replies
    212
    Views
    23,088

    Also, for most projects the RP Pico will be more...

    Also, for most projects the RP Pico will be more than sufficient. For more demanding tasks one could purchase a Teensy 3.x or 4.x.
  33. Replies
    212
    Views
    23,088

    Agreed, know thy enemy and adjust your strategy...

    Agreed, know thy enemy and adjust your strategy accordingly.
  34. Replies
    212
    Views
    23,088

    Any word on power draw? It's ussually very hard...

    Any word on power draw? It's ussually very hard to beat an AVR at low clock frequencies.
  35. Replies
    212
    Views
    23,088

    Wow, cool! They can do I2S through GPIO!

    Wow, cool! They can do I2S through GPIO!
  36. Replies
    212
    Views
    23,088

    How about bootloader firmware which checks the...

    How about bootloader firmware which checks the digital signature of the flash upload? Or isn't that secure enough?
  37. Replies
    212
    Views
    23,088

    I was hoping for a full-fledged Linux DIL board,...

    I was hoping for a full-fledged Linux DIL board, but it would've been much pricier and include superfluous overhead such as extra RAM and a MMU. Also, things like IPX (in place execution) would be...
  38. Replies
    212
    Views
    23,088

    I'm actually the reason the Raspberry Pi...

    I'm actually the reason the Raspberry Pi foundation is releasing the Pi Pico.

    A long time ago (two years IIRC) I wrote to the RPF that I wanted a DIL-format Pi for easier breadboarding. This in...
  39. Replies
    212
    Views
    23,088

    Raspberry Pi Pico

    https://www.raspberrypi.org/products/raspberry-pi-pico/

    I will be switching because I absolutely hate working with the Arduino IDE on the Teensy 3.X and haven't been able to rig up my own ARM...
  40. Replies
    18
    Views
    6,556

    Does this library work with the Teensy 3.0?

    Does this library work with the Teensy 3.0?
  41. Thread: I2C woes -

    by bigpilot
    Replies
    14
    Views
    1,411

    I found the problem! You won't believe this but...

    I found the problem! You won't believe this but the culprit was actually the green wire, it was defective. I couldn't find any physical damage to it but the continuity tester showed it was open.
    ...
  42. Thread: I2C woes -

    by bigpilot
    Replies
    14
    Views
    1,411

    If it's a hardware fault that would mean that two...

    If it's a hardware fault that would mean that two TC74's and two TMP012 boards would all be defective. That would be a unicum.
  43. Thread: I2C woes -

    by bigpilot
    Replies
    14
    Views
    1,411

    19601 Here is a picture of the set-up with a...

    19601

    Here is a picture of the set-up with a TC74. Note the pull-ups.
  44. Thread: I2C woes -

    by bigpilot
    Replies
    14
    Views
    1,411

    I'm using the TMP102 without pull-ups (tried them...

    I'm using the TMP102 without pull-ups (tried them with pull-ups as well) and commenting out those two lines unfortunately don't make a difference.
  45. Thread: I2C woes -

    by bigpilot
    Replies
    14
    Views
    1,411

    I too am a little frustrated with the Wire...

    I too am a little frustrated with the Wire library. I'm using two kinds of temperature sensors (a TC74 and a TMP102 from Sparkfun) and I can't either of them to work. Tried all sorts of things...
  46. Replies
    161
    Views
    28,507

    I'm still waiting for debugging through the USB...

    I'm still waiting for debugging through the USB port. Is this even technically feasible?
  47. Replies
    161
    Views
    28,507

    The original Teensy is AVR based and very...

    The original Teensy is AVR based and very comparable to the Arduino board in terms of performance.

    For most control jobs the Teensy AVR will be more than sufficient. I'm using it for amateur...
  48. Replies
    161
    Views
    28,507

    I was wondering: do we really need a Teensy...

    I was wondering: do we really need a Teensy that's 300 times (!) faster than the original? You could run a complete Linux kernel on this, providing it has sufficient RAM and Flash.
  49. Replies
    6
    Views
    4,120

    Would be nice to have a C download with a sample...

    Would be nice to have a C download with a sample makefile to get people started. Also, some code samples on how to manipulate ports, timers and UART / SPI would be nice.

    I'm planning to make an...
  50. Replies
    3
    Views
    5,509

    Hilarious movie and great piece of work!

    Hilarious movie and great piece of work!
Results 1 to 50 of 115
Page 1 of 3 1 2 3