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Type: Posts; User: Codefella

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  1. @Frank, @Paul: Thanks for the input, lowering the...

    @Frank, @Paul: Thanks for the input, lowering the priority of the control timer worked for me. my mistake was to set a low number and not a high like 192...

    @joe_prince:

    if you look at my code...
  2. Problem reading a PWM signal from RC receiver

    When reading PWM i got "phantom" signals if using a timer for some calculations in the same project.

    I setup few lines of code so that the problem could be reproduced:


    #define RCPIN_IN 20 ...
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    Still the same problem. problem also appears if...

    Still the same problem. problem also appears if opening the "Tools" menu in the arduino IDE. must be some kind of delay when checking installed com ports.
    but there's no lag when opening the serial...
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    Just tested this new feature which is very useful...

    Just tested this new feature which is very useful to me but encountered a problem:

    opening the serial monitor is very slow, the lag after click is 3 seconds. it seems that it's searching or...
  5. Thanks Paul, first checked the values for...

    Thanks Paul,
    first checked the values for UART_C1, UART_S2, UART_C3, UART_C4 without success then i followed instruction in
    the above link and was finally able to read data

    If needed: 0x8F is...
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    Thank you very much, spent a couple of hours...

    Thank you very much, spent a couple of hours before you're code fixed my problem
  7. Thanks Paul, was first confused because the...

    Thanks Paul, was first confused because the device i try to communicate with is using 9 databits, 2 stopbits and odd parity.

    so one more question: could 0x89 used as initializer for 9O2 serial...
  8. Is there a way to communicate with 125kBaud / 250kBaud serial with Teensy 3.1

    Title says it all: is there any experience/possibility to use this baudrates?

    Thanks in Advance,
    Andy
  9. Possibility of reading Vin on Teensy 3.1

    Can teensy readout it's own Vin somehow (without a voltage divider/ADC)?
    It is possible for some AVR chips as far as i know...
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    It works :D By setting the I2C IRQ Priority...

    It works :D

    By setting the I2C IRQ Priority the code works without issues.

    NVIC_SET_PRIORITY(IRQ_I2C0,0);

    It doesn't matter if you change the NVIC Priority before or after the start of the...
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    Thanks for your answer! I will double check...

    Thanks for your answer!


    I will double check this, maybe as was just a bit confused because of to less coffee and to much debugging ;)


    Timing is rather critical because the code collects...
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    Hi guys, i'm facing problems using the i2c_t3...

    Hi guys, i'm facing problems using the i2c_t3 code from within an IntervallTimer callback (need that for sampling).

    The following part of code causes the application to hang:
    i2c_t3.cpp:

    ...
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    Nunchuck on teensy 3.1

    Spend an hour getting the nunchuck to work with teensy 3.1 :p, here's what i found out:

    - no pullups required on 3.1
    - set the cpu speed down to 48MHz to get any data related to the gyro
    -...
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