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Questions tagged [arduino-ide]

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This is for questions about the official IDE. The open-source IDE makes it easy to write code and upload it to any Arduino board. It runs on Windows, macOS and Linux.

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After several tries, i was successful with reading stable battery voltage using internal voltage reference of 1.1v, now the issue i face is that i cannot read stable sensor voltage, could you please ...
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I have a working Arduino code. The code works as intended when I upload it to an Arduino Nano using the old bootloader via the Arduino IDE. However, when I upload the same code via PlatformIO, the ...
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Problem: I have a ESP32 and I've been trying to flash it with the Arduino IDE, however it's been giving me Python error messages :/ when I'm trying C/C++ code to flash the Arduino. Question: How can I ...
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In the Arduino IDE, the Tools menu can be used to make some board-specific settings like this: ... such as Processor Version = "Atmega168P", Processor Speed = "16MHz Crystal Resonator&...
gwideman's user avatar
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Just installed Arduino 2.0.3 and I attempted to build a sketch which includes a library that I manually installed in version 1.8.19 and it can't be found: In my program I have #include <DS3231.h>...
raddevus's user avatar
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I'm getting this error by running a FreeRTOS program on my ESP32 using arduino ide, I don't understand why this happens because this same program works on an arduino Uno with no errors: Guru ...
Bruno Mota's user avatar
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volatile unsigned int temp, counter = 0; int county=0; void setup() { Serial.begin(9600); pinMode(2, INPUT_PULLUP); pinMode(3, INPUT_PULLUP); attachInterrupt(0, ai0, RISING); ...
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I'm using Nano Every and SIM33EAU GPS module for my project and today I went riding shotgun to test how it works when moving on the road. I am using u8g2 library and one of the things that I have ...
Varonne's user avatar
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I am trying to do a small project with SIM800L with Wemos d1 mini. It is a DTMF based project. The problem here is, every time I make a call the d1 mini is getting reset. This is my first project with ...
S.k.joy's user avatar
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I am developing a hangman game on tinyduino(tinycircuits) and I am currently stuck on how to properly replace a char based on user input within a for loop. My current code does actually replace the ...
Isaac Agatep's user avatar
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We are testing our own library with ESP32-wroom-32. In the .cpp file we have: void HttpDownstreamClient::tokenCreate(char* URL, char* Subname, char* Suber, int expiretime) { Serial.print("The ...
YIL's user avatar
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I'm using quite a few different types of microcontrollers with the Arduino IDE (v 1.8.19). Several AVR-based boards, but also ESP32 and Arduino Due. Particularly the newer boards have a quite long set ...
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I've loaded a sketch onto Arduino using the Ardunio IDE and it works but when I press the reset button I realize it doesn't remove the program. Is there a way to unload the program? Why? Because when ...
1.21 gigawatts's user avatar
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Dear all, referring to the video at here on how to make a PID balancing pendulum as shown in the picture and the author also provided the arduino code in the video description. May I ask whether this ...
jessica smith's user avatar
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I'm trying to connect the OLED SSD1306 screen to my Elegoo Uno R3 and display something using Arduino IDE. However, nothing shows up on the screen for some reason. I have connected every pin in the ...
Arnau's user avatar
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I have ESP32-CAM that I plan to use as a simple security camera. I tested the software and it was working perfectly. I programmed it using FTDI programming board with 5V. After testing everything I ...
Eren Sönmez's user avatar
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I'm trying to turn off line numbers on the Mac Arduino IDE but don't see the option for it after navigating to Arduino IDE > Preferences. Below is a screenshot of what I am seeing. I saw this ...
ttoshiro's user avatar
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I am new to C++ & I need to call functions of one class from another class. And so that the classes do not know anything about each other. How to do it in Arduino environment? class Encoder { ...
Andre's user avatar
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I have an issue with this example https://github.com/BareConductive/mpr121/tree/public/MPR121/Examples/SimpleTouch when trying to upload it. Also, there was an issue when compiling it, however, the ...
ketworks's user avatar
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I'm using an Arduino nano, after an unfortunate event, The mega chip heat up and when I tried touching it, it burned my finger. After that, I connected to my laptop's USB port and the computer ...
Hibiki Supersanta's user avatar
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I've just received my digispark ATtiny85 (model B, I believe). I'm using Pop_OS for my PC, had a bit of a headache getting the arduino IDE recognising the device but after some trial and error I got ...
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I am working on a project using the WSB2812B LED strip, with a ATmega644A using the MCUdude/MightyCore plug in (https://github.com/MCUdude/MightyCore). I am using Fastled 3.3.3 with Ardunio 1.8.13 on ...
Newbie's user avatar
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I'm working on nRF52832 Bluefruit Adafruit Module. I want the BLE connection to disconnect using a function and can call whenever required. But the issue is the disconnect function needs "...
Just doin Gods work's user avatar
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2 answers
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I have built a custom circuit board using the ESP32-C3-MINI-1-H4 module (datasheet). Here is a schematic: I have the GND, Tx, and Rx lines hooked up to an Arduino Uno without the ATmega. The 3.3 V ...
jb0's user avatar
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I made a simple test sketch to make my ATTiny85 emulate a Keyboard and send a sequence of keystrokes. #include "DigiKeyboard.h" void setup() { // don't need to set anything up to use ...
Daniel Ribeiro's user avatar
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