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  1. Replies
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    Unfortunately I live in a non EU country. So, the...

    Unfortunately I live in a non EU country. So, the whole customs trouble still exists.

    btw. Teensy4.1 @ sparkfun is sold out
  2. Replies
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    Has anyone from Europe already received the beta...

    Has anyone from Europe already received the beta board (except the pre beta tester)? Mine has been in Belgium for a week now and is not moving anymore. I think I will order a Teensy 4.1 from...
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    FE1.1S DP1 (11) connected to MK66 USB0_DM (H2)...

    FE1.1S DP1 (11) connected to MK66 USB0_DM (H2)
    FE1.1S DM1 (10) connected to MK66 USB0_DP (H1)

    doesn't look right
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    Can confirm it's fixed in 1.46-beta5.

    Can confirm it's fixed in 1.46-beta5.
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    same/similar error here on a new computer with...

    same/similar error here on a new computer with windows 10. If I change the size of the window, the surface will be displayed again normally. Prior to the Teensyduino installation Arduino loaded...
  6. The pdf file in the zip from above shows Teensy...

    The pdf file in the zip from above shows Teensy 3.3V to RX VCC. I guess the creator of Velocidrone tested it and it works just fine.
  7. Teensy 3.2 TGY-IA6C GND GND 3.3V...

    Teensy 3.2
    TGY-IA6C


    GND
    GND


    3.3V
    VCC
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    It's what I would expect. In front of the voltage...

    It's what I would expect. In front of the voltage regulator is a diode which adds an additional voltage drop (about 300 mV).

    14252
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    I tried to explain why a second schematic exits,...

    I tried to explain why a second schematic exits, which is a little different.

    So... the board itself is not outdated. For the github repos, the one with the eagle files is up to date - the one...
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    There are 2 different boards. 1. The Teensy 3.2:...

    There are 2 different boards.
    1. The Teensy 3.2: https://www.pjrc.com/store/teensy32.html
    The schematic for this is: https://www.pjrc.com/teensy/schematic32.gif
    you can buy the board in the PJRC...
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    https://www.pjrc.com/teensy/td_121/teensyduino.dmg

    https://www.pjrc.com/teensy/td_121/teensyduino.dmg
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    I think 74HC595 is the wrong chip for this...

    I think 74HC595 is the wrong chip for this application. It has to do with the minimum input high voltage for 74HC595 pins.
    The minimum input voltage is calculated with 0.7 * Vcc. With 5V supply,...
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    eagle design files for the "Teensy 3.2 breakout...

    eagle design files for the "Teensy 3.2 breakout board R3": https://github.com/thewknd/teensy-boards/tree/master/Teensy%203.2%20Breakout%20Board%20R3
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    This library doesn't support the display, the...

    This library doesn't support the display, the library is for displays connected trough the SPI bus but the linked display is configured for 8 bit data bus.
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    The MK66FX1M0VLQ18 is split into two symbols. The...

    The MK66FX1M0VLQ18 is split into two symbols. The first symbol contains pin 1 - 72 and the second symbol pin 73 - 144. In Ultra Librarian one can switch between the symbols with the "View Previous"...
  16. Thread: Clever spam bots

    by HWGuy
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    18,226

    Yes and after some time they edit the post....

    Yes and after some time they edit the post.
    example: https://forum.pjrc.com/threads/44408-I-have-serious-problems
  17. Replies
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    maxell ML2032 coin cell (lithium manganese...

    maxell ML2032 coin cell (lithium manganese dioxide)
    max (charge) voltage: 3 - 3.3V
    operating voltage: 2.5V (Teensy 3.5 VBat minimum voltage is approximately 2V)
    data sheet:...
  18. Thread: Legacy Libraries

    by HWGuy
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    Legacy is the old Arduino-1.0 library structure....

    Legacy is the old Arduino-1.0 library structure. Arduino 1.5 introduced a new extended library structure: https://github.com/arduino/Arduino/wiki/Arduino-IDE-1.5:-Library-specification

    There is no...
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    I have a Teensy 3.1 here with a 1k pull up @ pin...

    I have a Teensy 3.1 here with a 1k pull up @ pin 1.


    pinMode(1, OUTPUT);
    digitalWrite(1, HIGH);



    pull up connected to
    measured voltage @ pin 1
  20. Replies
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    Yes this is what I meant. But I've never...

    Yes this is what I meant.

    But I've never tested it with OUTPUT, only with OUTPUT_OPENDRAIN, and on Teensy 3.2 - don't have a 3.5.
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    Can you measure the voltage in high state? I...

    Can you measure the voltage in high state? I think there is an internal leakage path to VDD in the mcu and you can't pull the pin voltage higher than ~4V.
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    For pins in open drain mode: Data sheet specifies...

    For pins in open drain mode: Data sheet specifies the min and max pull up voltage with VDD (3.3V).
  23. Replies
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    Windows 10 Creators Update / Arduino 1.8.1 /...

    Windows 10 Creators Update / Arduino 1.8.1 / Teensyduino 1.36 with the new teensy_post_compile.exe: it works.

    Windows 10 Creators Update / Arduino 1.6.5 / Teensyduino 1.26 beta1 with the old...
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    Yes. Windows 10 Creators Update (Build 15063)...

    Yes.

    Windows 10 Creators Update (Build 15063) / Arduino 1.8.1 / Teensyduino 1.36
  25. Replies
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    I have the same issue after upgrading to "Windows...

    I have the same issue after upgrading to "Windows 10 Creators Update". Before the Windows update the Teensy auto upload worked as expected. Now one hour later with the update installed, auto upload...
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    The Teensy core library sets the internal...

    The Teensy core library sets the internal capacitor for a crystal with a load capacitance of 8-10pF. Is the load capacitance of your crystal higher, then use external capacitors. For a crystal with...
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    I have no idea... but what I would try to do: -...

    I have no idea... but what I would try to do:
    - add a pullup resistor to Reset
    - connect 3.3V to Vbat/pin 21 or solder the dual diode on the pcb





    10584
    Teensy pins 3 and 4 are not UART...
  28. Replies
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    https://pjrc.com/teensy/td_118/

    https://pjrc.com/teensy/td_118/
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    File name: ImageConverter565.exe Detection...

    File name: ImageConverter565.exe
    Detection ratio: 0 / 61
    https://www.virustotal.com/en/file/4429cb85f4360b3e70aa77b37cbd1f3cb53a94d115d1bc97547e11454b67e532/analysis/1493929154/


    File...
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    I think this is the wrong fuse type. It's a "one...

    I think this is the wrong fuse type. It's a "one shot", non-resettable fuse which must be replaced once it has been activated (blown). The fuse used on Teensy is a resettable PTC/PPTC. Not confirmed,...
  31. Replies
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    http://www.nexperia.com/products/diodes/schottky-r...

    http://www.nexperia.com/products/diodes/schottky-rectifiers/medium-power-low-vf-schottky-rectifiers-dual-200-ma/PMEG4010CPA.html
  32. The FXOS8700 accel has two inputs for I2C address...

    The FXOS8700 accel has two inputs for I2C address selection. Prop shield sets them to GND and the Adafruit board to Vcc. So, on the Prop shield the I2C address is 0x1E and on the Adafruit it is 0x1F....
  33. Just FYI, there is a simpler solution to detect...

    Just FYI, there is a simpler solution to detect missing wires ("airwires") in Eagle.

    Click on the Ratsnest button and the status bar shows the total number of remaining air wires.

    10310
    ...
  34. Replies
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    only one SPI module ...

    only one SPI module

    https://forum.pjrc.com/threads/28851-Two-SPI-modules-on-Teensy-3-1-NOT
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    You need to connect it like this (and cut the VIN...

    You need to connect it like this (and cut the VIN VUSB pad):
    10249
    The picture shows a Teensy 3.2 but it's the same for Teensy 3.6
  36. Replies
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    Did you see that the max continuous current for...

    Did you see that the max continuous current for the BAT54C is 200mA?
  37. Replies
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    polygon / ground plane in eagle 7.7: select...

    polygon / ground plane in eagle 7.7:

    select the Polygon tool
    paint a polygon in the pcb designer
    to connect it with an already existing signal, like GND: right click on the polygon border...
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    10033 10034 10037 green: VUSB blue:...

    10033


    10034
    10037

    green: VUSB
    blue: VIN
    red: cut
  39. Replies
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    No diode needed, connect 3.3V to pin 21 (VBAT)....

    No diode needed, connect 3.3V to pin 21 (VBAT). Keep the capacitor close to the microcontroller pin.
  40. Replies
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    Use a higher sample rate in pulseview 10010

    Use a higher sample rate in pulseview

    10010
  41. Replies
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    I think the connections to the crystal are not...

    I think the connections to the crystal are not connected to the correct crystal pads. Probably mixed up top and bottom view. Check again with the datasheet.
    https://i.imgur.com/LKRxZ54.png

    PCB...
  42. Open the board window, go to Tools ->...

    Open the board window, go to Tools -> Statistic... and search for "unroutet (airwire)"

    https://i.imgur.com/n7iMUVO.png
  43. Replies
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    One other thing, the CAN bus termination resistor...

    One other thing, the CAN bus termination resistor is between CANH and CANL.

    https://i.imgur.com/tgE6fOk.png
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    looks good CAN RX and TX need a level...

    looks good

    CAN RX and TX need a level converter. Best way is to use an IC like: Texas Instruments SN74LV1T34
    For 5V to 3.3V, SN74LV1T34 Vcc connects to 3.3V
    For 3.3V to 5V, SN74LV1T34 Vcc...
  45. Replies
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    In the new schematics, Teensy VIN is connected to...

    In the new schematics, Teensy VIN is connected to 3.3V.


    LIN transceiver min. VBB is 6V (max 27V). It won't work with 3.3V.
    CAN transceiver min. VCC is 4.5V (max 5.5V). It won't work with 3.3V....
  46. Replies
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    On Teensy, Serial is USB Serial and the first...

    On Teensy, Serial is USB Serial and the first HardwareSerial port (pin 0 and 1) is Serial1.

    https://www.pjrc.com/teensy/td_uart.html
  47. Replies
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    I would start here:...

    I would start here: https://github.com/Alkorin/teensyduino/blob/master/libraries/UTFT/hardware/arm/HW_Teensy3.h#L60 or better on you computer: <Arduino install...
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    Off topic: Serial5 transmit pin for Teensy 3.5...

    Off topic: Serial5 transmit pin for Teensy 3.5 and 3.6 should be 33.
  49. I don't have the WIZ820io & Micro SD Card...

    I don't have the WIZ820io & Micro SD Card Adaptor. Same code and same wiring works for me with both Teensy connected to a single PC: https://i.imgur.com/9AxRtfe.png https://i.imgur.com/YAK6W0M.png
    ...
  50. The slave code sets the LED (pin 13) High. So the...

    The slave code sets the LED (pin 13) High. So the left board in the picture is the slave? But in the description you wrote that the Teensy with the WIZ820io is the Master? The wiring shows only a...
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