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  1. compile - Arduino IDE #ifdef - Arduino Stack Exchange

    Sep 13, 2014 · I use my Arduino IDE to either upload my sketch to a Arduino or ATTiny or ATmega328. As you know each device can have a different pinout. Does the Arduino compiler …

  2. How can I connect to an Arduino using WiFi?

    Feb 25, 2014 · Ethernet Something like the Arduino Ethernet Shield allows you to plug in an Ethernet cable from the wall or router into your Arduino. Obviously, the main limitation is that …

  3. Arduino time keeping using millis() is not accurate or correct?

    Mar 11, 2014 · I have been using the Arduino to record some data. In my Arduino sketch I also used the millis() function so I can keep track of the time at which each value I am measuring is …

  4. How do I print multiple variables in a string? - Arduino Stack …

    Say I have some variables that I want to print out to the terminal, what's the easiest way to print them in a string? Currently I do something like this: Serial.print("Var 1:");Serial.println(var...

  5. avrdude ser_open() can't set com-state - arduino uno

    When trying to upload the blink sketch to my (unofficial) Arduino Uno, I get the following error: avrdude ser_open () can't set com-state for "\\.\COM3" I have programmed this Arduino before …

  6. uploading - "avrdude: stk500_getsync (): not in sync: resp=0x00," …

    Feb 12, 2014 · I made an awesome program the other day, and I wanted to upload it to my Arduino. After clicking the upload button, some mean dude named avr came along and …

  7. arduino uno - error: redefinition of ' ' - Arduino Stack Exchange

    Jul 17, 2014 · arduino-uno Share Improve this question asked Jul 16, 2014 at 19:35 user3826856 83124

  8. Serial data plotting programs - Arduino Stack Exchange

    Apr 15, 2014 · Plots several data on the same axes; Exports / Imports file data. As plotting serial data from Arduino is a common need, my question is: What programs/utilities are available for …

  9. My Arduino isn't showing up on my computer. What should I do?

    Linux Getting Arduino and Arduino-like boards working properly under Linux can be a troublesome task if you are not familiar with how Linux works. So I am going to introduce you …

  10. library - Loading local libraries - Arduino Stack Exchange

    I'm new to Arduino/C development (coming from a JavaScript/Ruby environment), but I was wondering if it was possible to include a library from a custom folder within a sketch? So this is …