
UNO R3 | Arduino Documentation
Arduino UNO is a microcontroller board based on the ATmega328P. It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a 16 MHz ceramic resonator, …
Arduino UNO Rev3 with Long Pins
Mar 14, 2024 · Arduino UNO is a microcontroller board based on the ATmega328P (datasheet). It has 14 digital input/output pins (of which 6 can be used as PWM outputs), 6 analog inputs, a …
UNO Q User Manual | Arduino Documentation
The UNO Q is equipped with two connector types: the classic UNO-style headers on the top, designed for prototyping and debugging, guaranteeing full compatibility with Arduino UNO …
The Arduino® UNO R3 is the perfect board to get familiar with electronics and coding. This versatile development board is equipped with the well-known ATmega328P and the ATMega …
Arduino UNO R4 Shield Guide
Oct 7, 2025 · Below you can find the pinout for the Arduino UNO R4 Minima. All UNO boards largely share the placement of many pins, to make it easy for accessories to be designed for …
Inter-Integrated Circuit (I2C) Protocol | Arduino Documentation
Arduino boards to share information with each other. In this example, two boards are programmed to communicate with one another in a Controller Reader/Peripheral Sender configuration via …
Overview of the Arduino UNO Components
Oct 7, 2025 · In addition to the specific functions listed below, the digital pins on an Arduino board can be used for general purpose input and output via the pinMode (), digitalRead (), and …
UNO R4 WiFi | Arduino Documentation
This MCU features an RTC, a DAC and a CAN bus and has support for HID via USB. The UNO R4 WiFi also features an ESP32-S3 for Wi-Fi®/Bluetooth® connectivity, which can also be …
UNO Q | Arduino Documentation
The Arduino® UNO Q integrates the Qualcomm® QRB2210 Microprocessor (MPU), running a full Debian-based Linux environment, with the STMicroelectronics® STM32U585 Microcontroller …
SPI | Arduino Documentation
May 15, 2024 · Browse through hundreds of tutorials, datasheets, guides and other technical documentation to get started with Arduino products.