Questions tagged [arduino-yun]

The Arduino Yún is a microcontroller board based on the ATmega32u4 and the Atheros AR9331. Use this tag for questions specifically regarding the Yún, and not just general Arduino usage.

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Problem with uploading sketch with Arduino droid on Arduino Yun

Good morning I'm trying to upload a sketch on arduino yun by ArduinoDroid. I've tried both with the internal network of the yun and by putting the board on the home network SorboFrale. I'm able to ...
1 vote
2 answers
46 views

Arduino Yún causing power suge warning

Recently I got an Arduino Yún board that sends out a power surge error message everytime I connect it to my laptop through the USB cable. I tried two Arduino Leonardo and one Arduino Uno and there ...
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Arduino Yun not getting response from Azure API

I posted this on StackOverflow but figured I'd post it here too. Sorry in advance if thats not allowed. I'm trying to get my Arduino Yun to talk to an API that I'm hosting on Azure. I would like to do ...
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Arduino Yun Disk Expander low memory but it looks like my memory is fine

I can't quite understand this when I run arduino yun disk expander sketch with a sd card plugged in I get the the following message. You do not have enough flash memory need 1mb. I ssh into my arduino ...
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Is it possible to configure uboot without the "Yun Serial Terminal" sketch by using the hardware serial on pins 0 and 1 instead?

Trying to rescue a Yun with the 1.5.3 image. It's not possible to upload the required "Yun Serial Terminal" sketch because the device hangs at U-Boot (hence the rescue attempt). Using putty ...
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1 answer
1k views

How can I assign the value of a char array to a uint8_t array?

I have a char array variable that has a value. I need to send this value through LoRa. The library I use for the LoRa implementation accepts an array of uint8_t. How can I pass the value of a char[] ...
2 votes
2 answers
180 views

Arduino Yun receives UDP packets but prints them with gibberish

Arduino Yun is set to receive UDP packets. It receives those data with some gibberish. How is all set up: Arduino Yun (acts as a server) is connected through Ethernet to a PC which is (through WiFi) ...
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1 answer
120 views

I can't run shell commands on Linux through AVR sketch (Arduino Yun)

I'm a little confused with some Process.h methods. I'm trying to run the command "nc 192.168.1.15 9911" to the Linux processor through a sketch. The appropriate netcat listener is waiting on ...
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Trying to do hello world app for Nokia 5110 LCD with arduino yun and johnny five

I have a Nokia 5110 LCD which is using this display PCD8544, I am using a arduino yun and johnny five I have hooked up the following pins. So far with my node app all that happens is the lcd lights up....
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301 views

send data from serial to client

I am using Arduino Yun to send data from serial to client, and it's partially working because I only get short data delivered, while long data (like more than 100Byte) get the most of them lost. on ...
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How to debug Arduino using Atmel studio?

I have an Arduino Yun board and an Atmel ICE programmer/debugger. There are 6 pins on the Arduino Yun to connect to Atmel ICE for programming only, but I can't find the pins for debugging. Anyway to ...
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538 views

Process Sensor Data from Arduino Yun with Python

I'm currently working on a small project with my Arduino Yún. I want to process the sensor data in python and send them in a message queue. I need to use Python3. I cannot find a way to get the ...
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293 views

arduino yun sysupgrade 'platform_check_image' failed

https://www.arduino.cc/en/Tutorial/YunSysupgrade when i run the following command. i get this error. run-sysupgrade /mnt/sda1/openwrt-ar71xx-generic-yun-16M-squashfs-sysupgrade.bin Image metadata not ...
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REST API on Industrial 101 (Yún family) lags, then crashes

I have tried to set up a very simple REST API on an Arduino Industrial 101 (which is, as far as I understand, equivalent to a Yún). The Arduino is hooked up to a temperature sensor, which value is ...
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Arduino IDE 1.8.8 built in 1.2.1 Temboo Library?

I am weirded about the built-in "latest Temboo library" with the latest Arduino IDE; when a previous older code says to download the latest Temboo version < 2? (which I found this: https://temboo....
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3 answers
1k views

Sending file from PC to Arduino

How can i send a (file) from PC to Arduino Yun at running time ? There's a way to send some commands via Serial. But how would a whole file goes ? Assuming the file can take place at RAM without any ...
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1 answer
886 views

Arduino YUN Rev. 2 power supply

I want to connect my YUN Rev. 2 to 7.4V. I read that the older version only provides exactly 5 V at the Vin Pin. Is the Rev. 2 similar to it? I read that the power supply should be improved, but what ...
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Arduino Yun can no longer send to Dropbox

A long time ago I had set up an Arduino Yun to send files to Dropbox... I tried now and it ends in "killed" when trying to install the latest Dropbox Python module. pip install (six, urllib3, etc etc)...
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What's the maximum number of keys in Yun Bridge?

The Yun has a Bridge for communicating between the Arduino and Linux processors via a key/value hash. The docs say this is actually stored on the Linux side, but it doesn't say what the limit is. How ...
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BridgeServer REST API with more string values

I wold like to make me a REST API with string values and more string Keys. like: ~http://url.tld/foo/bar/xy to get "bar" and do more... Can somebody tell me how to get the second word out of the ...
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Arduino - Push Button State Problem

My problem is I want the buzzer to stop after a certain amount of time, regardless if it is still pressed or not. I have tried to implement a boolean statement to the code but to no avail(I'm not ...
1 vote
2 answers
2k views

Stop Arduino Timer after some seconds

I'm building a basic program that when a button is pressed, a buzzer comes on. I would like however to make it so that the buzzer stops after a short period of time (e.g. 5-7 seconds). Here is the ...
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711 views

Does the Arduino Yun have to be powered exactly at 5V?

I'm working on a senior project and I am using a ATX PSU to supply power to the Arduino Yun and other components. If I'm not mistaken, its powered through the usb. I took a usb cord, strip the sheath ...
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1 answer
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Arduino Uno and Arduino Yun software. Which version of the IDE works with both best?

I have been working with Unos and just started working with Yun. I have 1.86 currently installed but the Yun starts up saying to use 1.5.6-r2 Beta IDE. Should I uninstall 1.8.6 and install 1.5.6-r2? ...
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690 views

Arduino Yun connection problems

I followed this guide and evertything works until I'm at chapter Configuring the onboard WiFi. I can see the arduino as an AP. And I can connect with it. However when entering the IP adress 192.168....
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Possibility to program the ATmega32u4 on the Arduino Yun using a configuration file

Is it possible to send a Configuration File viz. conf.json that can be sent to the Arduino Yun via Ethernet and a Python Program can parse the configuration and set for example Sampling Rate of a ...
1 vote
1 answer
101 views

Sending Multiple Information from BNO055 IMU to BridgeClient on Yun

I have an Arduino Yun which is interfaces via I2C to a Adafruit BNO055 breakout board. My Aim is to use Python Flask in conjunction with BridgeServer and BridgeClient to obtain the Sensor ...
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3 answers
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easy_install pip on Arduino Yun fails

I want to install pip on the Yún which is running Linino OS but every time I execute the standard steps for opkg i.e. # opkg update # opkg install distribute # okpg install python-openssl # ...
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1 answer
268 views

Arduino Yun with PoE does not work when powered via PoE

I have a Arduino Yun with PoE with LininoOS version Linux arduino 3.3.8 #1 Thu Jun 2 12:28:33 CEST 2016 mips GNU/Linux I have the Version 4.0 of the module. I often notice that when I connect ...
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312 views

Will I be able send a HTTP request using the Arduino Yún?

After spending countless hours trying to get my wifi module to work only to fail, I've decided I might as well get an Arduino with built-in wifi. Would I be able to send HTTP requests (GET, POST etc) ...
2 votes
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How to do with fzz file

I have a file YunConfig.fzz file for arduino yun for map maker project with ultrasonic sensor. How can I open or do with that file? please answer me.
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Adafruit Motor Shield and Bridge Library for Yun Shield

I am using the Leonardo board with the Adafruit Motor Shield v2, 2 steppers and the Yun Shield. The yun shield and steppers all run harmoniously, however, as soon as I do Bridge.begin() and anything ...
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1 answer
792 views

Linux SSH command for Arduino Console

I have a Leonardo with a Yun shield, and I would like to be able to control the arduino with a windows form app, but thats besides the point for now at least. Currently, I am using putty and the ...
1 vote
0 answers
247 views

Trying to send serial data to computer over network from Arduino Yún

Using Console.write() to send data to my computer over network, which works when I use the serial monitor. However, I'm using PLX-DAQ to receive Serial communication and input it into an Excel ...
2 votes
1 answer
118 views

PIR sensor code logic works on Mega but not on Yún

I am trying to use this example(it works on Arduino Mega): millis() - lowIn comes greater than 5000when motion ends. ///////////////////////////// //VARS //the time we give the sensor to calibrate (...
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1 answer
104 views

Thought Dropbox was gone, but Arduino IDE kept it running. Search led to Temboo & Arduino Yun. Will it cripple my IDE to cut it out?

Just discovered that long after uninstalling Dropbox the service was still running. I disabled it in the normal Services control panel. It turned out to be hiding in /winndows/system32 as dbxsvc.exe ...
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Arduino Yun V2.0.1 can't configure WiFi

I can't configure at 192.168.240.1. It's giving me this message multiple times: 1- AJAX/HAR Error:0 has not allowed Arduino Configuration Wizard to complete. Details of my board: Arduino Yun V2.0.1 ...
1 vote
1 answer
266 views

How to run my IDUINO Yun Shields stand-alone?

Experts, How can I power and communicate with the IDUINO shield stand-alone? In other words, without any additional uC for it to plug into. Failing in that, can a Nano (cheaper, smaller) be wired to ...
2 votes
0 answers
69 views

Using the Tian handshake line

I've set up a Yun before to use the handshake line on pin 7 (thanks to this great forum post) and now I have a new project that I want to do something similar with the Tian. Based on the schematic, it'...
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1 answer
214 views

Yun UBoot Prompt Not Showing

I have a Geeetech Iduino Yun Shield. I accidentally flashed the wrong firmware image (not the sysupgrade) to the board. I then tried using the Yun UBoot Reflash method. However, when I open the ...
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1 answer
139 views

Do I need to run an expand drive sketch if I update the Yun Firmware subsequent to expanding?

I have a Geeetech Iduino Yun shield, that initially had Geetech's System image (v2.02, 2015) on it. I then ran a USB storage expander sketch to take advantage of the space on a flash drive. I then ...
1 vote
2 answers
1k views

Yún vs Uno with Yún Shield [closed]

What are the differences between an Arduino Yún and a Arduino Uno with an added Yún Shield? And is there a way to expand the storage of the Yún / Yún Shield?
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2 answers
223 views

Confusion about String handling

I am trying to execute some webbased calls, but my string keep "disappearing", and I am highly confused about why. I can println a string directly, but if I have it in a variable, it will disappear :...
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1 answer
296 views

Arduino Yun Analog Read Problem

I am having some major issues with my Arduino Yun. When attempting to read a value from the analog pins, the Yun is giving me incorrect constant values. I have attached everything to a common ground,...
2 votes
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106 views

How do I free up space on arduino Yun shield?

I recently bought arduino Yun shield, and I didnt had any external USB storage connected, I downloaded get-pip.py on Yun using wget and ran python get-pip.py which resulted in 5mb storage on yun now ...
2 votes
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2k views

How to define SoftwareSerial pins on ESP8266

I'am new to arduino yun and ESP. In fact, i have an arduino yun which has a sim808 dfrobot shield on it which uploads GPS data online at a regular time interval. I want to connect the dfrobot sim808 ...
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Minimal ATmega328p Ethernet Configuration

What would be minimal schematic for ATMega328P in order to have communication over ethernet? So I'm not asking about attaching existing shields to existing Arduino board, but just for bare minimum of ...
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4 answers
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Which Arduino is the most suitable for my project?

I've started to prototype something using an Arduino Mega and Yún Shield. It's simple. It reads an ADC at 50Hz and sends data to a server through a socket. But because of that combination, I need to ...
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1 answer
2k views

Error: Cannot find module 'serialport'. node.js, Arduino Yun

I carefully followed Andy Sigler's tutorial on how to setup node.js on Arduino Yun. But I'm getting this error "Cannot find module 'serialport'". my node.js file is in mnt/sda1/arduino/node folder. ...
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2 answers
551 views

bridge messes up serial.print

EDIT I am using an Genuino Uno & Yun Shield I am a complete arduino noob I am creating something where I need a process to execute a command on my yun shield but when I use Bridge.begin(); It ...