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  1. Replies
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    Teensy 3.6 DAC0 spike on startup

    Hi,

    I am playing with the DAC on Teensy 3.6 and I notice that there is a spike in the reading after the Teensy is reprogrammed for about 1-2 seconds. I am using DAC0 to control a big DC blower and...
  2. Multiple Ehternet Wiz820IO modules on Teensy 3.2 and 3.6

    Hi,

    I have been using Wiz820IO module with Teensy 3.2 and Ethernet library to connect to another instrument that has Ethernet port. It seems to me that library defaults to using pin 10 as chip...
  3. Thanks a lot for such a quick reply and below is...

    Thanks a lot for such a quick reply and below is image of this board. It is designed to digitize signal from eight temperature and relative humidity and send it wireless using using Xbee module....
  4. Teensy 3.6 problem reading analog channels 14 to 17

    Hi,

    I am developing an instrument and I need to read bunch of analog voltages and I plan to use Teeny 3.6. I need to read 16 analog voltages and I will be using analog channels 0-9 and 12-17....
  5. Hi, Well I have some good news. There is new...

    Hi,

    Well I have some good news. There is new library updated by Mikal Hart located at https://github.com/mikalhart/IridiumSBD. It is version 2.0 and it was updated 21 days ago and most importantly...
  6. Problem compiling IridiumSBD library with Teensy

    Hi,

    I would like to use the RockBLOCK Mk2 - Iridium SatComm Module (https://www.sparkfun.com/products/13745) with Teensy 3.2 and 3.6 to communicate data from remote stations. They recommend using...
  7. Hi guys, Well it was my mistake again and ...

    Hi guys,

    Well it was my mistake again and Donziboy2 was right (I selected the wrong VBat pin, right most instead of left most on that row of pins). The clock uses about 2 micro amps according to...
  8. Teensy 3.6 high current when using RTC Vbat pin

    Hi,

    I would like to use the RTC feature on Teensy 3.6 now that it comes with the 32KHz crystal. I played with the TimeTeensy3 from the Time library and it all makes sense and the clock seems to be...
  9. Hi Kurt, Thanks for the advice. I was actually...

    Hi Kurt,

    Thanks for the advice. I was actually able to import Eagle library for Teensy 3.5 and 3.6 created by James Carruthers (https://www.pjrc.com/teensy/eagle_lib.html) directly into the...
  10. DipTrace Teensy 3.5 and 3.6 PCB Library Models?

    Hi,

    I wonder if anybody has a DipTrace library for Teensy 3.5 and 3.6 (schematic and pcb footprint) that they would be willing to share with the group.

    I found the Teensy 3.1 library
    ...
  11. Thanks a lot for all the input. Different...

    Thanks a lot for all the input. Different instrument modules are going to be up to 2 meters (6 ft) apart from the main module. I agree that with Epyon that RS-485 would offer most flexibility and I...
  12. Best communication interface for multiple Teensy LCs and 3.Xs

    Hi,


    I will be designing a new instrument that will be made up of different modules and each module will have Teensy LC or Teensy 3.2. The main module will either have Teensy 3.2 or Teensy 3.6....
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    Thanks a lot Kurt. Your advice fixed the problem...

    Thanks a lot Kurt. Your advice fixed the problem I was having completely.

    It was an old code I was updating and it worked fine before so that function might have been updated in the mean time to...
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    I forgot to state. The code works just fine until...

    I forgot to state. The code works just fine until the receive buffer over flows at 120 bytes despite 256 bytes setting in the serial3.c file.

    Here are few lines copied form the serial monitor:
    ...
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    Hi, I was able to write a simpler program that...

    Hi,

    I was able to write a simpler program that replicates the serial buffer issue I am trying to resolve. I am communicating between two Teensys 3.2. First Teensy is sending long serial string...
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    Hi, I originally changed the RX and TX buffers...

    Hi,

    I originally changed the RX and TX buffers to 128 and that worked well and then when I changed the number to 255 it seem to still hold only about 128 bytes in the RX buffer. I tried 512 as...
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    Serial buffer size increase Teensy 3.2

    Hi,

    I am using the Arduino 1.8.3 and Teensyduino 1.37 and I am trying to increase the serial buffer size by modifying serial1.c to serial6.c files (located in C:\Program Files...
  18. Thread: PCB Assembly

    by George1
    Replies
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    3,561

    I just ordered from EasyEDA.com for the first...

    I just ordered from EasyEDA.com for the first time and got very nice PCBs at a great price. The order was for my company and subsequently we got charged a substantial import fee by the company that...
  19. Hi Paul, Thanks a lot for this great...

    Hi Paul,

    Thanks a lot for this great explanation that fully solved the issue I was having. I use LabVIEW in my work and it supports serial communication very easily so I can write programs to talk...
  20. How to enable virtual COM port in Teensy 3.2 like Arduino Uno in Windows 7 OS ?

    Is there a way to enable the virtual COM on Teensy 3.2 boards so that the board get assigned its virtual serial COM port as soon as the Teensy is plugged into the computer USB port? Do we need to...
  21. Memory data buffer for high speed data collection

    Hi guys,

    I am working on a new gadget that is supposed to perform seismic data logging and the design is going to be based around Teensy 3.2 (I wish Teensy 3.6 with much bigger memory was out and...
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    Hi duff, I was actually looking more closely...

    Hi duff,

    I was actually looking more closely into the Snooze library and I found some relevant examples. I will also take a look at the example mcg.c code for more detail. All in all Snooze...
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    Hi defgraster, Thanks a lot for the reply. I...

    Hi defgraster,

    Thanks a lot for the reply. I know that in Arduino 1.6.5 IDE you can pick one running frequency between 2MHz and 96MHz on Teensy 3.1 but I don's see how you can select two frequency...
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    Teensy 3.X soft start in software

    Hi,

    I am developing an instrument based on the Teensy 3.1 and it is going to be powered by a battery so I would like to implement the soft start feature something very similar to what was...
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    Yes Visual Micro version 1601.04 fixed the...

    Yes Visual Micro version 1601.04 fixed the problem fro me. I can include and use TimerOne.h library with Teensy 3.1.

    Thanks
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    Hi Paul, The thread on Visual Micro forum is:...

    Hi Paul,

    The thread on Visual Micro forum is:

    http://www.visualmicro.com/forums/YaBB.pl?num=1451585925/0#3

    I got the message from the forum moderator and he has new version of Visual Micro...
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    That's right in Arduino IDE 1.6.5 it all works...

    That's right in Arduino IDE 1.6.5 it all works fine. I also posted the same message on the VisualMicro forum and I will let you know if I get any good suggestions.
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    TimerOne Library in Visual Studio 2015

    I have been using Visual Studio with Arduino 1.6.5 R5, Teensyduino 1.25 , and the one of the latest Visual Micro plugins (Win7 X64). Overall I like the experience and would like to continue using...
  29. Hi guys, First to say that I got it working with...

    Hi guys,
    First to say that I got it working with some help so continue reading if you are interested in more details.
    I posted the same original question on the Visual Micro forum as suggested and...
  30. I am using the free "community" version of Visual...

    I am using the free "community" version of Visual Studio 2015. Thanks fro the advice and I will post the same question on the Visual Micro forum.

    Thanks
  31. Problem running Visual Sudio 2015 and Visual Micro

    Hi,
    I read previous post ( https://forum.pjrc.com/threads/29191-Visual-Micro-with-Teensy-3-support-new-release?highlight=visual+studio ) and decided to try and install Visual Studio 2015 and Visual...
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    Thanks for pointing out the obvious. Your advice...

    Thanks for pointing out the obvious. Your advice resolved my problem.

    Thanks,
    George
  33. Replies
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    Counting Pulses On Teensy 3.1

    I am trying to count pulses coming from my wind speed sensor in the frequency range of 1-100Hz and then figure out how many I get every second. These are nice square pulses 0-3.3V so there are no...
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    Hi, I had a similar problem with Teensy 3.1...

    Hi,

    I had a similar problem with Teensy 3.1 where it freeze and it wouldn't go through all the animation steps in the Adafruit example code. I changed the frequency to 48MHz and it seems to work...
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