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  1. Paul

    Teensyduino 1.59 Released

    Teensyduino 1.59 has been released https://www.pjrc.com/teensy/td_download.html Quick summary: (coming soon...) Support for Arduino IDE 2.0.4 and later is available by adding this package index URL in File > Preferences. https://www.pjrc.com/teensy/package_teensy_index.json Since...
  2. Paul

    Ethernet header socket board-to-board part no.

    Closing this duplicate thread. Please discuss the 3x2 header+socket part here: https://forum.pjrc.com/index.php?threads/teensy-4-1-ethernet-pins-socket.65288/#post-265283 The PJRC product page for 3x2 header+socket now links to that thread. My hope is people who want to buy alternate parts...
  3. Paul

    Pin pitch for ethernet connection

    Closing this duplicate thread. Please discuss the 3x2 header+socket part here: https://forum.pjrc.com/index.php?threads/teensy-4-1-ethernet-pins-socket.65288/#post-265283 The PJRC product page for 3x2 header+socket now links to that thread. My hope is people who want to buy alternate parts...
  4. Paul

    Teensyduino 1.59 Beta #6

    Here is a sixth beta test for Teensyduino 1.59. This is meant to be a candidate for 1.59 release. Arduino 2.2.x, all systems platforms: Use File > Preferences to set additional URL: https://www.pjrc.com/teensy/package_teensy_159b6_index.json unlike prior betas, we're using a new URL to test...
  5. Paul

    Teensyduino 1.59 Beta #5

    Here is a fifth beta test for Teensyduino 1.59. This is meant to be a candidate for 1.59 release. Arduino 2.0.x, all systems platforms: use Boards Manager to install Teensy version 0.59.5 (to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index") Arduino 1.8.x, Linux 32...
  6. Paul

    Teensy 4.1 DAC

    Followups on the other thread. Closing this one. https://forum.pjrc.com/index.php?threads/teensy-4-0-dac-function.74019
  7. Paul

    Teensyduino 1.59 Beta #4

    Here is a fourth beta test for Teensyduino 1.59. Arduino 2.0.x, all systems platforms: use Boards Manager to install Teensy version 0.59.4 (to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index") Arduino 1.8.x, Linux 32 bit...
  8. Paul

    Issue with AudioAnalyzeRMS and AudioAnalyzeFFT1024 Staying at 0 After a Certain Period of Time

    followups on this thread: https://forum.pjrc.com/index.php?threads/issue-with-audioanalyzerms-and-audioanalyzefft1024-staying-at-0-after-a-certain-period-of-time.73856/
  9. Paul

    Teensy 3.2 End Of Life

    With great sadness, we’re discontinuing Teensy 3.2. Teensy 4.0 and 4.1 will continue. We’re able to get the new 600 MHz chips in sufficient quantity. But the sad reality is we simply can’t get enough of the old 72 MHz chips. The ongoing problems with old chip supply has become a huge...
  10. Paul

    Teensyduino 1.59 Beta #3

    Here is a third beta test for Teensyduino 1.59. Arduino 2.0.x, all systems platforms: use Boards Manager to install Teensy version 0.59.3 (to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index") Arduino 1.8.x, Linux 32 bit...
  11. Paul

    Teensy 4.1 : Linker Script correct? MPU config? DMAMEM?

    At least 3 threads have been started about the linker script and ITCM / DTCM sizes and partitioning. I'm closing the older 2 threads. Please follow this newer thread. https://forum.pjrc.com/threads/73240-Teensy-4-1-linker-script-is-really-wrong For links to both older threads, see msg #3.
  12. Paul

    Teensy 4.1 : cannot make use of "free" memory - resulting in FW crash

    At least 3 threads have been started about the linker script and ITCM / DTCM sizes and partitioning. I'm closing the older 2 threads. Please follow this newer thread. https://forum.pjrc.com/threads/73240-Teensy-4-1-linker-script-is-really-wrong For links to both older threads, see msg #3.
  13. Paul

    TouchscreenUSB not working on Windows 10/11 [Teensy 4.1]

    See this thread for a fix to this problem. https://forum.pjrc.com/threads/59675-Teensy-4-and-TouchScreenUSB?p=327393&viewfull=1#post327393 Please reply on that thread. Closing this duplicate thread.
  14. Paul

    Teensyduino 1.59 Beta #2

    Here is a second beta test for Teensyduino 1.59. Arduino 2.0.x, all systems platforms: use Boards Manager to install Teensy version 0.59.2 (to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index") Arduino 1.8.x, Linux 32 bit...
  15. Paul

    CallbackHelper - fun with modern callbacks

    Closing this old thread. Conversation continues here: https://forum.pjrc.com/threads/70986-Lightweight-C-callbacks
  16. Paul

    Teensyduino 1.59 Beta #1

    Here is a first beta test for Teensyduino 1.59. Arduino 2.0.x, all systems platforms: use Boards Manager to install Teensy version 0.59.1 (to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index") Arduino 1.8.x, Linux 32 bit...
  17. Paul

    Teensyduino 1.58 Released

    Teensyduino 1.58 has been released https://www.pjrc.com/teensy/td_download.html Quick summary: Updates ARM toolchain, adds support for MacOS Ventura, and brings many bug fixes and small improvements. Support for Arduino IDE 2.0.4 is available by adding this package index URL in File >...
  18. Paul

    Teensyduino 1.58 Beta #4

    Here is a fourth beta test for Teensyduino 1.58. This one is meant to be a quick final test before 1.58 release. Arduino 2.0.x, all systems platforms: use Boards Manager to install Teensy version 0.58.4 (to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index") Arduino...
  19. Paul

    SPI1 and Serial1 and pin 39 input together?

    I renamed this thread.
  20. Paul

    Teensyduino 1.58 Beta #3

    Here is a third beta test for Teensyduino 1.58. Arduino 2.0.x, all systems platforms: use Boards Manager to install Teensy version 0.58.3 (to refresh versions, Shift-Ctrl-P and click "Arduino: Update Package Index") Arduino 1.8.x, Linux 32 bit...
  21. Paul

    Teensyduino 1.58 Beta #2

    Here is a second beta test for Teensyduino 1.58. Continuing to test gcc toolchain 11.3.1. Many libraries updated for compile errors, but lots of new compiler warnings remains. The addr2line issue remains unresolved. Arduino CLI issue #1782 needs investigation. Automatic creation of a .lst...
  22. Paul

    RT1052 compatibility with RT1062.

    Conversation continued on a new thread: https://forum.pjrc.com/threads/71054-Replacing-RT1062-(Teensy4)-with-RT1064-on-custom-board
  23. Paul

    Teensyduino 1.58 Beta #1 (updated toolchain trial)

    Here is a first beta test for Teensyduino 1.58. This is an experiment to update the gcc toolchain from 5.4.1 to 11.3.1. Please try as many programs and libraries as you can. If gcc 11.3.1 has serious compatibility or performance issues, I'll revert back to 5.4.1. If it looks promising, I'll...
  24. Paul

    In search of Teensy 3.2/3.1

    Please do not create duplicate threads. Just continue discussion on your original thread.
  25. Paul

    Teensyduino 1.57 Released

    Teensyduino 1.57 has been released https://www.pjrc.com/teensy/td_download.html Quick summary: 1.57 adds USB host support for disk drives, audio input by analog input pin, fixes a MacOS crash with unusual serial monitor usage, support for newer Lockable Teensy boards, Wire library slave mode...
  26. Paul

    Teensyduino 1.57 Beta #5

    Here is a fifth beta test for Teensyduino 1.57. Linux 32 bit: https://www.pjrc.com/teensy/td_157-beta5/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_157-beta5/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_157-beta5/TeensyduinoInstall.linuxarm...
  27. Paul

    Teensyduino 1.57 Beta #4

    Here is a fourth beta test for Teensyduino 1.57. Linux 32 bit: https://www.pjrc.com/teensy/td_157-beta4/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_157-beta4/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_157-beta4/TeensyduinoInstall.linuxarm...
  28. Paul

    Teensyduino 1.57 Beta #3

    Here is a third beta test for Teensyduino 1.57. Linux 32 bit: https://www.pjrc.com/teensy/td_157-beta3/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_157-beta3/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_157-beta3/TeensyduinoInstall.linuxarm...
  29. Paul

    Teensyduino 1.57 Beta #2

    Teensyduino 1.57 Beta #2 Here is a second beta test for Teensyduino 1.57. Linux 32 bit: https://www.pjrc.com/teensy/td_157-beta2/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_157-beta2/TeensyduinoInstall.linux64 Linux ARM: (coming soon...)...
  30. Paul

    Teensyduino 1.57 Beta #1

    Here is a first beta test for Teensyduino 1.57. Linux 32 bit: https://www.pjrc.com/teensy/td_157-beta1/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_157-beta1/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_157-beta1/TeensyduinoInstall.linuxarm...
  31. Paul

    Teensy 4.1 with soldered pins not turning on completely

    Followup is here. https://forum.pjrc.com/threads/69998-Teensy-4-1-with-soldered-pins-not-turning-on-completely Closing this older thread.
  32. Paul

    MODBUS RTU communication

    Conversation is on this thread: https://forum.pjrc.com/threads/69790-MODBUS-RTU-communication Closing this duplicate.
  33. Paul

    OMG Help!

    Please do not create duplicate threads. Use the original thread. https://forum.pjrc.com/threads/69661-Ascii-arrow-keys-for-Teensy And follow the "Forum Rule" to show the non-working code. Or if your code is secret, create a small but complete program anyone can copy into Arduino to reproduce...
  34. Paul

    Please help with FlexPWM & QuadTimer

    Continue with your original thread. Please do not create duplicate threads. https://forum.pjrc.com/threads/69090-Teensy-4-0-QuadTimer-interrupt-for-TLC5940
  35. Paul

    Teensy 3.1 + SmartMatrix w/SmartMatrix SD board...

    Closing this duplicate thread. Original is here: https://forum.pjrc.com/threads/69517-SmartMatrix-amp-Teensy-3-1-compile-issues
  36. Paul

    Teensyduino 1.56 Released

    Teensyduino 1.56 has been released https://www.pjrc.com/teensy/td_download.html Quick summary: 1.56 brings support for Arduino 1.8.19 and many fixes and improvements. Teensy 4.0, 4.1, MicroMod get a bootloader update which allows LittleFS_Program filesystem to persist across code uploads...
  37. Paul

    Teensyduino 1.56 Beta #6

    Here is a sixth beta test for Teensyduino 1.56. This beta is meant to be the final release candidate for 1.56. Linux 32 bit: https://www.pjrc.com/teensy/td_156-beta6/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_156-beta6/TeensyduinoInstall.linux64 Linux ARM...
  38. Paul

    Teensyduino 1.56 Beta #5

    Here is a fifth beta test for Teensyduino 1.56. Linux 32 bit: https://www.pjrc.com/teensy/td_156-beta5/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_156-beta5/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_156-beta5/TeensyduinoInstall.linuxarm...
  39. Paul

    Teensyduino 1.56 Beta #4

    Here is a fourth beta test for Teensyduino 1.56. Linux 32 bit: https://www.pjrc.com/teensy/td_156-beta4/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_156-beta4/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_156-beta4/TeensyduinoInstall.linuxarm...
  40. Paul

    Black Friday Sale 2021

    We're having a Black Friday sale this year, for the audio shield with sockets and a flash chip included. https://www.pjrc.com/store/blackfriday2021.html
  41. Paul

    Teensyduino 1.56 Beta #3

    Here is a third beta test for Teensyduino 1.56. Linux 32 bit: https://www.pjrc.com/teensy/td_156-beta3/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_156-beta3/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_156-beta3/TeensyduinoInstall.linuxarm...
  42. Paul

    Limit or pullup low voltage from interrupt

    Continue this discussion on the original thread, where many of the basic troubleshooting questions have already been answered. DO NOT start duplicate threads! Every new message added to the original thread causes it to appear again at the top of "What's New" and the list of threads within each...
  43. Paul

    Teensyduino 1.56 Beta #2

    Here is a second beta test for Teensyduino 1.56. Linux 32 bit: https://www.pjrc.com/teensy/td_156-beta2/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_156-beta2/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_156-beta2/TeensyduinoInstall.linuxarm...
  44. Paul

    FS.h - File class goes boom - when virtual functions not overwritten

    Closing this thread. The original issue has been fixed and released in Teensyduino 1.55. FS work continues on these threads: https://forum.pjrc.com/threads/68139-Teensyduino-File-System-Integration-including-MTP-and-MSC https://forum.pjrc.com/threads/68291-Teensyduino-1-56-Beta-1
  45. Paul

    Teensyduino 1.56 Beta #1

    Here is a first beta test for Teensyduino 1.56. Linux 32 bit: https://www.pjrc.com/teensy/td_156-beta1/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_156-beta1/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_156-beta1/TeensyduinoInstall.linuxarm...
  46. Paul

    Teensyduino 1.55 Released

    Teensyduino 1.55 has been released https://www.pjrc.com/teensy/td_download.html Quick summary: 1.54 brings for code security on Teensy 4 and support for Arduino 1.8.16. Changes since 1.55-beta3: Consistent pin numbers in LittleFS & SD examples Reorder MTP & HID interfaces (Kurt E) Add...
  47. Paul

    Teensy 4.1 Polling Rate Issue

    Please do not start duplicate threads. It may seem like this can get more attention to the problem, but ultimately it is counterproductive. Almost everyone uses "What's New" and will see your message regardless of whether it is on a new thread of the old one. But in the long term, too many...
  48. Paul

    Teensyduino 1.55 Beta #3

    Here is a third beta test for Teensyduino 1.55. Linux 32 bit: https://www.pjrc.com/teensy/td_155-beta3/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_155-beta3/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_155-beta3/TeensyduinoInstall.linuxarm...
  49. Paul

    Teensyduino 1.55 Beta #1

    Ok, I believe it's time to close this 1.55-beta1 thread. Let's continue anything still in need of work on the 1.55-beta2 thread. A lot of really good things came out of this thread. Many bugs I didn't know about where found and have either been fixed or are written on notepad (low tech pen &...
  50. Paul

    Teensyduino 1.55 Beta #2

    Here is a second beta test for Teensyduino 1.55. Linux 32 bit: https://www.pjrc.com/teensy/td_155-beta2/TeensyduinoInstall.linux32 Linux 64 bit: https://www.pjrc.com/teensy/td_155-beta2/TeensyduinoInstall.linux64 Linux ARM: https://www.pjrc.com/teensy/td_155-beta2/TeensyduinoInstall.linuxarm...
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