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Type: Posts; User: jasper

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    I hear you Elf but we have found the SD card...

    I hear you Elf but we have found the SD card reader is not as useful as we initially thought. Mostly it just sits there not being used.
    Customers dont really like fiddling with SD cards and...
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    Paul, cant you squish a tiny wifi module onto the...

    Paul, cant you squish a tiny wifi module onto the end of the Teensy 3.5 (drop the SD card reader) and give us an easy to use library?
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    When will Teensy marry ESP32?

    It would be good to have the power, compilation speed, code base, support, community and fantastic design of the teensy ecosystem with the built in wifi capabilities and dynamic pin configuration of...
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    thanks yes we will follow those suggestions....

    thanks yes we will follow those suggestions. appreciate the feedback. its a very short track from the teensy to the Xbee .
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    Continually blowing UART RX on teensy 3.5

    we have been using teensy 3.2 for a few years controlling a bunch of peripherals, including an Xbee on Serial port 2. No problems, more than 20 devices built and hundreds of hours of operation.
    ...
  6. thanks for the comments and honest suggestions....

    thanks for the comments and honest suggestions. all taken into consideration for our next build.
    We currently have 3 from the first build that we are using up, and once those are committed to...
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    I had a joule, it is great in that it connects...

    I had a joule, it is great in that it connects directly to Azure with no programming, it has a good graphical interface, built in bluetooth wifi, hdmi out, supports a USB keyboard and mouse all with...
  8. On second thoughts, pogo pins might not be a good...

    On second thoughts, pogo pins might not be a good idea after sustained use in an industrial environment the pogo head will, due to the vibration, wear through the gold flashing and then the copper...
  9. Thanks for the feedback, we will plan for that in...

    Thanks for the feedback, we will plan for that in a revision.
    agreed the connectors can be a pain to replace . It's designed for an industrial application so we wanted some beefy connectors. ...
  10. The above photos were hand soldered, so it will...

    The above photos were hand soldered, so it will look better when we get into production.

    we think we need to price it around $30-$60 , to align with pricing of other similar boards, e.g. for the...
  11. Any takers: "nearly all pins" teensy 3.5 connector board

    11081

    we have developed this board for our internal use. If there is some interest we might sell it on amazon.
    any feedback on pricing?
    Our small volume build of 5 was quite pricey.

    The...
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    Is there a waiting list we can put our names on?

    Is there a waiting list we can put our names on?
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    The desktop arduino ide was non intuitive (double...

    The desktop arduino ide was non intuitive (double click and triple click don't work like other programs, no drag and drop of text etc. ) and irritating ( search and replace is hopeless, no...
  14. ok thanks for the clarification, i had better...

    ok thanks for the clarification, i had better watch out that my slave responds quickly and does not block at that point.

    That explains why some devices , like ultrasonic sensors , you send it a...
  15. i2c question: will a fast device over-write a slow device's response?

    Consider the following basic code snippet taken from the i2c wire example here :




    // read 1 byte, from address 0
    Wire.requestFrom(80, 1);
    while(Wire.available()) {
    num =...
  16. Thanks I'll do some more testing. I see they...

    Thanks I'll do some more testing. I see they updated their documentation and said the gps reading is in radians so that's some help!
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    Tried this it's very hard to do and unreliable....

    Tried this it's very hard to do and unreliable. the wire in those ide cables is hair thin.
    we need proper pin holes to solder onto our boards , or some standard connector.

    Our soldering lady can...
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    Judging from the comments in this conversation ,...

    Judging from the comments in this conversation , everyone has serious intentions for the teensy ++, and are probably already designing their own PCB's and dont really need compatibility with arduino...
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    I want my UART'S and i want them now, i also want...

    I want my UART'S and i want them now, i also want a UART5
    :mad:
  20. Please can we step back a bit and look at the...

    Please can we step back a bit and look at the simplest example of :
    byte d[8] = {0,0,0,0,0,0,0,1};

    (where array position 7 is the Most significant Byte).

    What technique would you use to...
  21. Thanks for the tips. It has a new processor...

    Thanks for the tips. It has a new processor called the n1. Not sure if it is based on the naza . There are plenty of can busses on there, I will try and get some pawelsky Code and see if it makes...
  22. Lets assume its some chinese co-ordinate system...

    Lets assume its some chinese co-ordinate system which we cant fathom, my question still is, how will I convert the bytes into double , assuming the byte order is correct , which i think it is...
  23. ThanksT for all the input. The documentation is...

    ThanksT for all the input. The documentation is in chinglish, it just says latitude : "double"
    This is just 2 sections of a long data string, rest assured all of the other float, long and...
  24. converting double from 8 bytes from a gps sensor

    i cant really find a definitive answer as to how to go from 8 bytes into a double, i have tried two methods based on my limited knowlege and experience of what what works with longs and floats, but...
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    There is a sudden resurgence of interest in IoT...

    There is a sudden resurgence of interest in IoT and while the term is over-used, it has created an expectation that connectivity is pretty much required of most projects now.

    The less external...
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    I found normal softserial on normal arduino was...

    I found normal softserial on normal arduino was good at sending but poor at receiving serial so I didn't try it again.
    Will try again on teensy. Most things work better on teensy.
    3.3v is a...
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    Hows the teensy ++ coming on? DroneScan is now...

    Hows the teensy ++ coming on? DroneScan is now fully committed to Teensy 3.1 for our onboard system but now we need another UART serial port because the drone we are using interfaces through serial,...
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    Wow jbeal that is ingenious! We spent $700 on a...

    Wow jbeal that is ingenious! We spent $700 on a lightware laser range finder to get those results. How much did yours cost?
  29. Thread: Dead Teensy 3.1

    by jasper
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    BigJ, i have exactly the same problem - teensy...

    BigJ, i have exactly the same problem - teensy 3.1 was working fine, uploaded sketches a few times, then it died. I have about 5 teensys and not had any problems like this where there is no life at...
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    Sounds interesting anything we can use with...

    Sounds interesting anything we can use with DroneScan?
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    Correct they are usd prices however if you take...

    Correct they are usd prices however if you take into account the man hours spent on this forum alone, this makes us more comfortable with our decision to go with the better kit.
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    just FYI: we use LIDAR sensors from here :...

    just FYI:
    we use LIDAR sensors from here : http://www.lightware.co.za/ with teensy 3.1 with absolutely no problems using i2c, in fact we have used up to three at once on one teensy, we just give...
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    thanks stevech , i used your method, have no clue...

    thanks stevech , i used your method, have no clue what it does but it works so well!

    the " _restart_Teensyduino_(); " method gave me the following compile error:

    collect2.exe*:error: ld...
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    dont worry, problem solved, sorry to waste your...

    dont worry, problem solved, sorry to waste your time, i just upgraded to the last release of arduino 1.0.6 and it works fine. just missed that release , was still on 1.0.5
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    Arduino 1.6 does not have this problem with the...

    Arduino 1.6 does not have this problem with the library , it compiles fine, however i cannot use arduino 1.6 because there are other problems with Arduino 1.6 .

    I need to work with arduino 1.0.5...
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    thanks. correct. there isnt a teensy in...

    thanks. correct.
    there isnt a teensy in DroneScan yet, been using an arduino mega based board but hopefully converting to teensy, the board controls the barcode scanner, reads the laser ,...
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    yes. 3640 just downloaded arduino 1.6 so...

    yes.
    3640

    just downloaded arduino 1.6 so will try there.
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    I'm trying to use the PulsePosition library in...

    I'm trying to use the PulsePosition library in Arduino IDE 1.0.5 and getting the errors shown below whenever I include PulsePosition
    does it only work on the latest versions of Arduino?

    I...
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    thanks defragster, (if there was a "like"...

    thanks defragster,

    (if there was a "like" button i would click it, if there were points to be awarded you would get max.).
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    thanks defragster and others, i have used it in...

    thanks defragster and others, i have used it in my dronescan code so if you see dronescan making money then be sure to ask for some of it!
    not to be ungrateful or anything but i would like : "-." ...
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    Thanks guys good job. Just 3 more checks and we...

    Thanks guys good job. Just 3 more checks and we are going where no other isDigit has gone before :
    Allow negative numbers.
    Allow only one decimal point.
    Allow only one minus sign
  42. teensy duino makes arduino-1.0.5 tools menu really slow

    my arduino-1.0.5 ide suddenly went slow i think it was after installing teensyduino for the first time.

    when i click on the tools menu it takes about 40 seconds to show the boards and serial...
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    thanks jp the compilable sketch is shown below,...

    thanks jp the compilable sketch is shown below, ill do some testing . do you have any suggestions for handling decimal points? Currently i think it will reject a number containing a decimal point as...
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    testing if a string is numeric

    I am processing some strings received over serial input, and need to test if they are numeric.
    "isNumeric" is a common function built into almost all programming languages I have used including SAP...
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