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Forum: Technical Support & Questions

Technical support for hardware and software and questions for projects you are working on

  1. Sticky Thread Sticky: Please Post Code & Details In Your Question!

    Started by Paul, 01-07-2013 08:07 PM
    2 Pages •
    1 2
    5 Attachment(s)
    • Replies: 34
    • Views: 88,706
    kd5rxt-mark
    01-08-2021, 01:57 PM Go to last post

  1. Teensy 4 Arduino 2.0.3 addr2line tutorial

    Started by carlsuttle, 01-05-2023 05:37 PM
    1 Attachment(s)
    • Replies: 3
    • Views: 517
    KurtE
    Today, 12:43 PM Go to last post

  2. Cannot install 1.58.1

    Started by w3726, Yesterday 05:39 PM
    • Replies: 7
    • Views: 122
    w3726
    Today, 12:26 PM Go to last post

  3. Teensy 4.1 with multiple I2S microphones

    Started by PSoS, Yesterday 11:27 AM
    1 Attachment(s)
    • Replies: 9
    • Views: 154
    PSoS
    Today, 10:46 AM Go to last post

  4. Teensy 4.1 + Native Ethernet + Artnet + OctoWS2811 example, big lag after 7 universes

    Started by nicksalloum, Yesterday 07:48 PM
    2 Attachment(s)
    • Replies: 5
    • Views: 95
    TomChiron
    Today, 10:42 AM Go to last post

  5. Help with XTSD0xG Memory ICs

    Started by TomV, 09-28-2023 06:50 PM
    • Replies: 1
    • Views: 72
    PaulStoffregen
    Today, 10:23 AM Go to last post

  6. Can I use USB serial as normal for Teensy 4.0/4.1 without bootloader IC?

    Started by chensx2012, 10-01-2023 02:47 PM
    • Replies: 1
    • Views: 72
    chensx2012
    Today, 07:45 AM Go to last post

  7. DigitalPin 6 inquiry

    Started by danieltsz, Yesterday 04:07 PM
    • Replies: 5
    • Views: 113
    PaulS
    Today, 06:28 AM Go to last post

  8. Serial / Audio / MTP possible?

    Started by donperryjm, Yesterday 10:10 PM
    • Replies: 0
    • Views: 32
    donperryjm
    Yesterday, 10:10 PM Go to last post

  9. Problems with teensy 4.1 ADC signal – connecting to the wrong ground?

    Started by powerfly, Yesterday 04:03 PM
    5 Attachment(s)
    • Replies: 2
    • Views: 62
    MarkT
    Yesterday, 06:57 PM Go to last post

  10. Teensy 4.1 RTC get milliseconds correctly

    Started by klaasdc, 08-28-2021 08:20 PM
    4 Attachment(s)
    • Replies: 15
    • Views: 5,012
    sicco
    Yesterday, 11:52 AM Go to last post

  11. Teensy LC and WCMCU-4051

    Started by abel, Yesterday 10:41 AM
    • Replies: 0
    • Views: 50
    abel
    Yesterday, 10:41 AM Go to last post

  12. Can't send MIDI message to one of my devices

    Started by zagoda, Yesterday 06:38 AM
    4 Attachment(s)
    • Replies: 6
    • Views: 99
    zagoda
    Yesterday, 10:32 AM Go to last post

  13. Hardware Managed TxEnable for RS485, on Teensy 4.0

    Started by ewaard, Yesterday 08:05 AM
    1 Attachment(s)
    • Replies: 3
    • Views: 84
    sicco
    Yesterday, 09:22 AM Go to last post

  14. /flash confused

    Started by titanif, Yesterday 08:15 AM
    • Replies: 0
    • Views: 38
    titanif
    Yesterday, 08:15 AM Go to last post

  15. usbAudio guidance

    Started by MatrixRat, Yesterday 01:15 AM
    • Replies: 3
    • Views: 71
    MatrixRat
    Yesterday, 03:58 AM Go to last post

  16. Troubleshot on custom board

    Started by Goderfer, 09-24-2023 10:11 PM
    • Replies: 4
    • Views: 199
    Goderfer
    10-02-2023, 10:46 PM Go to last post

  17. Usiing SDI12_T3-master library for Teensy4.1 board

    Started by danieltsz, 10-02-2023 10:26 AM
    5 Attachment(s)
    • Replies: 8
    • Views: 117
    KurtE
    10-02-2023, 04:54 PM Go to last post

  18. Teensy and Audio Shield not working

    Started by BeeperWeepers, 03-19-2018 05:52 PM
    2 Pages •
    1 2
    6 Attachment(s)
    • Replies: 29
    • Views: 6,091
    AntiLoop
    10-02-2023, 02:35 PM Go to last post

  19. I need something like a String

    Started by Gary, 10-02-2023 09:40 AM
    • Replies: 2
    • Views: 139
    Gary
    10-02-2023, 12:19 PM Go to last post

  20. UART communication with another MCU

    Started by holyandrei, 10-01-2023 04:51 PM
    2 Attachment(s)
    • Replies: 10
    • Views: 171
    KurtE
    10-01-2023, 07:39 PM Go to last post

  21. teensy 4.1 DSP matrix multiplication

    Started by FabianMM, 09-30-2023 09:56 PM
    • Replies: 8
    • Views: 190
    FabianMM
    10-01-2023, 07:20 PM Go to last post

  22. Legacy project help: I need GCC toolchain for Teensy 3.2, but can't find it!

    Started by kc5tja, 09-28-2023 02:09 AM
    • Replies: 2
    • Views: 115
    kc5tja
    10-01-2023, 04:50 AM Go to last post

  23. Teensy 4.1 powered from 3.3V pin not initializing USB communication

    Started by nathanielbelles, 09-30-2023 01:08 AM
    • Replies: 3
    • Views: 120
    nathanielbelles
    09-30-2023, 10:04 PM Go to last post

  24. Teensy 4.1 no longer being recognized as a USB device

    Started by QuantX, 09-18-2023 03:33 AM
    1 Attachment(s)
    • Replies: 11
    • Views: 318
    hlide
    09-30-2023, 06:09 PM Go to last post

  25. [Teensy 4.1] Technical questions relative to GPIO registers and how to use them.

    Started by hlide, 09-30-2023 02:44 PM
    3 Attachment(s)
    • Replies: 1
    • Views: 93
    hlide
    09-30-2023, 02:46 PM Go to last post

  26. Fuse part number

    Started by hmaarrfk, 09-25-2023 03:59 PM
    • Replies: 2
    • Views: 139
    hmaarrfk
    09-30-2023, 02:13 PM Go to last post

  27. Unintentional HIGH when uploading code to the Teensy 4.1

    Started by mwolters, 01-31-2022 07:13 AM
    2 Pages •
    1 2
    5 Attachment(s)
    • Replies: 28
    • Views: 1,853
    VictorFS
    09-29-2023, 08:24 PM Go to last post

  28. T4 CrashReport Debugging on a Mac

    Started by TeensyDigital, 07-12-2022 08:39 PM
    • Replies: 23
    • Views: 1,414
    VictorFS
    09-29-2023, 06:16 PM Go to last post

  29. Multiple issues using TeensyThreads on T3.5. Dynamic heap allocation problems.

    Started by VictorFS, 08-05-2022 06:50 PM
    4 Pages •
    1 2 3 ... 4
    • Replies: 83
    • Views: 2,891
    VictorFS
    09-29-2023, 12:29 PM Go to last post

  30. MIDI and sys ex reception

    Started by damo1976, 09-29-2023 08:32 AM
    • Replies: 0
    • Views: 73
    damo1976
    09-29-2023, 08:32 AM Go to last post

  31. IC-Socket for the Teeny 4.0

    Started by Stephen_Ge, 09-28-2023 07:24 AM
    4 Attachment(s)
    • Replies: 14
    • Views: 192
    Stephen_Ge
    09-29-2023, 07:38 AM Go to last post

  32. What happens if i plug more than 5V unto the VIN pin of teensy 4.0 and 4.1?

    Started by Luca, 08-28-2023 12:25 PM
    • Replies: 7
    • Views: 306
    MarkT
    09-28-2023, 06:14 PM Go to last post

  33. Teensy 4.1 cannot connect to Putty/Teraterm

    Started by danieltsz, 09-28-2023 02:59 PM
    2 Attachment(s)
    • Replies: 5
    • Views: 112
    danieltsz
    09-28-2023, 05:18 PM Go to last post

  34. Custom MIDI controller with 18 Illuminated Pushbuttons - LED feedback question

    Started by akiharmonikas@yahoo.com, 09-25-2023 05:28 AM
    • Replies: 5
    • Views: 149
    TomChiron
    09-28-2023, 10:23 AM Go to last post

  35. Teensy 4.1 Built-in RTC problem

    Started by danieltsz, 09-28-2023 01:57 AM
    1 Attachment(s)
    • Replies: 2
    • Views: 96
    danieltsz
    09-28-2023, 04:58 AM Go to last post

  36. MIDI Library, Teensy 4.1 & Dodgy Old Synth! (DX7)

    Started by wonderingwho, 09-26-2023 03:15 AM
    1 Attachment(s)
    • Replies: 7
    • Views: 175
    wonderingwho
    09-27-2023, 11:05 PM Go to last post

  37. Is the Teensy 4.1 with Audio-Shield the right Component for my Project?

    Started by Dave1976, 09-26-2023 08:20 AM
    • Replies: 1
    • Views: 89
    TomChiron
    09-27-2023, 09:17 PM Go to last post

  38. Flashing 4.1 code on a board with a 4.0 bootloader chip

    Started by Henrik, 12-17-2021 09:39 AM
    • Replies: 15
    • Views: 1,902
    Rezo
    09-27-2023, 04:52 PM Go to last post

  39. Teensy 4.1 will not start/boot without USB

    Started by Pontus, 09-27-2023 02:17 PM
    • Replies: 1
    • Views: 73
    KurtE
    09-27-2023, 03:22 PM Go to last post

  40. TEENSY40_LOCK vs TEENSY40

    Started by romalo, 09-26-2023 01:39 AM
    1 Attachment(s)
    • Replies: 2
    • Views: 81
    romalo
    09-27-2023, 01:41 AM Go to last post

  41. FreqMeasureMulti Library on T4.1 or Micromod - which pins for 8 independent signals?

    Started by MichaelB, 09-26-2023 10:37 AM
    • Replies: 1
    • Views: 93
    joepasquariello
    09-26-2023, 03:41 PM Go to last post

  42. USB Host (teensy 4.1) possible to configure to not skip empty poll events?

    Started by cirthix, 09-25-2023 05:02 PM
    • Replies: 2
    • Views: 129
    jmarsh
    09-26-2023, 06:00 AM Go to last post

  43. Need help saving serial data to SD card

    Started by Ash, 08-29-2023 12:38 AM
    6 Attachment(s)
    • Replies: 21
    • Views: 717
    joepasquariello
    09-26-2023, 03:33 AM Go to last post

  44. Modbus RTU

    Started by o5i, 09-13-2016 11:15 AM
    2 Pages •
    1 2
    10 Attachment(s)
    • Replies: 49
    • Views: 40,742
    pd0lew
    09-25-2023, 05:42 PM Go to last post

  45. Teensy 4.1 Not Resuming from ON_OFF_SW suspend.

    Started by waterlubber, 09-24-2023 09:16 PM
    1 Attachment(s)
    • Replies: 2
    • Views: 99
    waterlubber
    09-25-2023, 02:07 PM Go to last post

  46. I2C and AD7991 and Teensy4

    Started by pd0lew, 08-25-2019 03:52 PM
    • Replies: 6
    • Views: 2,091
    starfire151
    09-24-2023, 05:27 PM Go to last post

  47. ADC tests for TCD1304DG

    Started by Oleum, 09-07-2023 06:43 PM
    5 Attachment(s)
    • Replies: 17
    • Views: 479
    joepasquariello
    09-23-2023, 07:47 PM Go to last post

  48. Teensy 4.0/4.1 to ESP32 via Rx & Tx HARDWARE question

    Started by koochak, 09-23-2023 09:22 AM
    • Replies: 2
    • Views: 120
    PaulStoffregen
    09-23-2023, 10:11 AM Go to last post

  49. Teensy: Maximum number of buttons for USB Controller?

    Started by sebar, 09-22-2023 01:13 PM
    • Replies: 2
    • Views: 141
    sebar
    09-22-2023, 04:33 PM Go to last post

  50. PEM Key location in Ubuntu Linux

    Started by EmbeddedGuru, 09-22-2023 09:59 AM
    • Replies: 2
    • Views: 94
    KurtE
    09-22-2023, 01:29 PM Go to last post
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