Making embedded systems accessible to all

Q&A for developers of open-source hardware and software that is compatible with Arduino

Dec 5, 2024 · A bug was introduced in Arduino IDE 2.3.3 that caused operations such as downloading Boards Manager package index files to hang if performed while Serial Monitor or Serial Plotter is open.

38 No. You can draw power from the 5v and VIN pins on the arduino. VIN is the completely unaltered input power before the regulator (it will be useless if regulated 5v is supplied directly). Outputting …

Sep 26, 2024 · Arduino IDE loads the data from the configuration files on startup. If the user edits the configuration files while Arduino IDE is running, those changes won't take effect.

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...

Dec 2, 2010 · With my BASIC language programmed controllers I can use AND and OR. example: IF (VAL > 100 AND VAL < 140) THEN ... How can I solve this with the if function in the Arduino? Thanks. 😉

Jul 9, 2019 · Is there a way I can have multiple parts of the program running together without doing multiple things in the same code block? One thread waiting for an external device while also blinking …

Apr 1, 2021 · Hi all, I solved my problem by changing the connecting cable from normal USB micro to USB-micro-B cable of cellphones - maybe cellphone USB micro cables have data transfer function …

Sep 26, 2015 · With reference to the Arduino Uno, Mega2560, Leonardo and similar boards: How does SPI work? How fast is SPI? How do I connect between a master and a slave? How do I make an SPI …