Top "Arduino-ide" questions

Arduino is an open source IDE running on Windows, Mac OSX and Linux.

How do I remove a library from the arduino environment?

In the Arduino GUI on windows, if I click on Sketch --> Import Library, at the bottom of the …

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Arduino IDE can't find ESP8266WiFi.h file

I am trying to use NOD MCU ESP8266WiFi with Arduino IDE When I run this code: #include <ESP8266…

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Arduino Tools > Serial Port greyed out

I am running Debian 7 (Linux Crunchbang) and wanted to use The Arduino IDE to program my Arduino UNO. To do …

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correct way to include .cpp and .h files in an Arduino sketch

First, the problem: main sketch file: char foo; // required to clean up some other problems #include <Arduino.h> // …

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how to print text and variable's values in the same line with Serial.println in Arduino

I've this code: Serial.print("x:"); Serial.print(x); Serial.print(" y: "); Serial.println(y); and works fine. There's an …

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What is the secret of the arduino `yield()`function?

The Arduino docs explain yield() at https://www.arduino.cc/en/Reference/Scheduler with regards to the Due. Apparently it …

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arduino suddenly shows "avrdude: ser_open(): can't open device "\\.\COM3" after last upload

I am using arduino uno to make a sound detector. I uploaded a program, found error in the code that …

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Cannot upload sketches to Arduino Uno R3 -- avrdude: stk500_recv(): programmer is not responding

Update: I have been told (in the first answer to this question) that I should install the Windows drivers for …

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How to resolve this: invalid conversion from 'const char*' to 'const uint8_t*

I installed this SHA library: https://github.com/Cathedrow/Cryptosuite. I want to implement HMAC256 using Arduino IDE 1.6.7 installed on …

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How to reset esp8266 NodeMCU?

I'm new at NodeMCU. My NodeMCU version is LOLin 0.1 First code I have uploaded is Spacehuhn's Deauther. I set up …

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