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Type: Posts; User: Vincenet

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  1. Replies
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    I use teensy 3.2 with yun shield from dragino and...

    I use teensy 3.2 with yun shield from dragino and CLI is provided in yun firmware. Hw signal from the yun is provided to trig prog pin. I also use arduino adapter shield from sparkfun for easy...
  2. remote update for teensy 3.2 with rebootor or alternate

    Hello,

    I am user of teensy 3.2 and i have some install with yun shield (dragino).
    I would like to change the way I linked the program signal to yun, because it is always triggered at power on....
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    I suspected first yun extension or power monitor...

    I suspected first yun extension or power monitor chip with I2C interface. Thinking one of them blocking at initialisation step. I build similar setup to investigate more (the other is in other...
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    The teensy_loader_cli tool seems working...

    The teensy_loader_cli tool seems working correctly but the teensy program seems not running after that. Reboot the host does not help.
    Disabling Yun Brigde feature in the sketch seems work around...
  5. Replies
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    I have a remote teensy using Yun and find the...

    I have a remote teensy using Yun and find the following error:

    Aug 2 15:21:19 dragino-16c830 kern.info kernel: [ 1590.970000] usb 1-1.3: USB disconnect, device number 44
    Aug 2 15:21:20...
  6. Good tips. Thanks. I used this initialisation : ...

    Good tips. Thanks.
    I used this initialisation :
    Wire1.begin(I2C_MASTER, 0x0, I2C_PINS_29_30, I2C_PULLUP_INT, 100000); // address ignored for Master mode ; I did not add external pull up for...
  7. Ok, I understand now I need to use i2c_t3 lib. ...

    Ok, I understand now I need to use i2c_t3 lib.
    Can I found somewhere a "port" to Wire1 for Adafruit_INA219 lib?
    I am starting the job.
  8. Hello, Using teensy 3.2 and trying to use...

    Hello,

    Using teensy 3.2 and trying to use SCL1/SDA1 (pins 29/30), I believed to find 29 and 30 in the part of code discussed. Anybody can me explain how it works for this second i2c bus? regards
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    I think I am in the same case as here :...

    I think I am in the same case as here : https://plus.google.com/116805762836780776401/posts/gUDqDhdLf5W
    with my driver using BSS138 11106



    I am looking for a way to reduce frequency in the...
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    fastled lib question about apa102

    Hello,

    Few month ago, I used the prop shield to drive an APA102 matrix.

    I have not any more a prop shield and I use an other driver.

    I do not remenber if I updated my fastled lib but the...
  11. Replies
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    monitoring teensy from the web with Yun

    Hello,

    You may be already see an other topic Understand-Prog-pin-in-Teensy3-1. This lastest concerns more the hardware interfacing.

    Now, I would like to develop all others questions to get...
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    Yun 2.4 seems more sensitive than 1.6. Problem...

    Yun 2.4 seems more sensitive than 1.6. Problem appear with minimum of sensor, leds... not with basic configuration on the desk.

    I am thinking adding a kind of filtering (one electrolytic capacitor...
  13. Replies
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    Hello, I have an issue with my teensy, that...

    Hello,
    I have an issue with my teensy, that seems blocked. Watchdog enabled and does not help.
    I think it receive noise on the prog pin and then waiting for a sketch from teensy loader.
    Is there a...
  14. Replies
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    I finally use the reset pin (gpio20) without any...

    I finally use the reset pin (gpio20) without any resistor.
    Just change /usr/bin/reset-mcu script to disable change of value for gpio20.
    Use following script when you need to update your sketch :...
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    LEDtext from aaron sounds good for me...

    LEDtext from aaron sounds good for me
    https://github.com/AaronLiddiment
    regards
  16. Replies
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    I see WS2812 seems more used here than APA102. Is...

    I see WS2812 seems more used here than APA102. Is the answer easier if I have WS2812 ?
    Is one chip more reliable ?
    Thanx
  17. Replies
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    APA102 8x32 matrix and text

    Hello,
    I start a project using an APA102 8x32 led matrix +teensy and prop shield.
    I would like to display some text.
    I started with a library from adafruit and would like something faster.
    It...
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    Finally, I confirm my doubt concerning pin to use...

    Finally, I confirm my doubt concerning pin to use to lower prog pin. I use pin4_MOSI of the ICSP connector of the yun board (instead of the MISO like in the tutorial Dragino).

    Also I updated the...
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    I suppose he used commands of this kind : echo 0...

    I suppose he used commands of this kind : echo 0 > /sys/class/gpio/gpio22/value with ssh connexion at yun board (see dragino script below).

    I have the dragino yun shield v1.1.6 and I am afraid...
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    Hello, Which firmware did you use ? Did...

    Hello,

    Which firmware did you use ?

    Did you looked at script run-teensy-loader + name_of_hex.hex ?

    I am looking for configuring same setup. I am not sure my update of the firmware is...
  21. Thread: Timezone lib

    by Vincenet
    Replies
    2
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    1,166

    Timezone lib

    Hello,

    I am going to program the change of time for standard time / summer time for France. I found an easy algorithm and I have to code it. Could you confirm it is not already done in the...
  22. debug capacitive touch sense with graphical tool

    Hello,

    I would like to reproduce this setup : youtube Capacitive Touch Sensing on Teensy (atmega) with piece of wire but I cannot find the source code.

    The aim is to learn about designing...
  23. The load cell is more reliable for our...

    The load cell is more reliable for our installation.

    capacity of 200kg with threshold at 2 or 3kg
    1.5mV/V
    four wires kind (excitation+ excitation- signal+ signal-).
    I think I can link the...
  24. Thanks all for your feedback. Storbeck, I use...

    Thanks all for your feedback.

    Storbeck, I use load cell to trig notes for (musical) instruments on the floor.
  25. May be I should present me in the appropriate...

    May be I should present me in the appropriate section but I am not a spammer ;)
    I am currently use load cell with complex hardware for finally only toggle inputs not for precise measurement, that...
  26. Hello Storbeck, I am curious of your feedback....

    Hello Storbeck, I am curious of your feedback. Can you give me some results of your experience? Regards,
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