Jun 12, 2025 · You can use any baud rate and configuration for serial communication with these ports. See the list of available serial ports for each board on the Serial main page.

Nov 20, 2024 · Browse through hundreds of tutorials, datasheets, guides and other technical documentation to get started with Arduino products.

Oct 2, 2024 · In the program below, the very first thing that you do will in the setup function is to begin serial communications, at 9600 bits of data per second, between your board and your …

Sep 4, 2024 · In this article, you will learn the basics of Universal Asynchronous Receiver-Transmitter (UART), a serial communication protocol that can be used to send data between …

Jul 16, 2025 · Get the number of bytes (characters) available for reading from the serial port. This refers to data that has already been received and is currently stored in the serial receive buffer …

Jun 4, 2025 · Check to make sure the selection in the menu at the top right corner of the Serial Monitor panel matches the baud rate in the sketch code. If not, select the correct baud rate …

Jun 12, 2025 · Browse through hundreds of tutorials, datasheets, guides and other technical documentation to get started with Arduino products.

Jun 12, 2025 · Browse through hundreds of tutorials, datasheets, guides and other technical documentation to get started with Arduino products.

Oct 2, 2024 · This example shows you how to read an analog input pin, map the result to a range from 0 to 255, use that result to set the pulse width modulation (PWM) of an output pin to dim …

Jan 30, 2025 · The Arduino documentation is licensed under the Creative Commons Attribution-Share Alike 4.0 license.