SparkFun RedBoard Plus (Arduino Uno Compatible)

Advanced Arduino-Compatible Board for Innovative Projects: Elevate Your Development with Seamless Connectivity
The SparkFun RedBoard Plus is an upgraded Arduino-compatible development board designed for engineers and hobbyists seeking more versatility and ease of use. Featuring a Qwiic Connect System, this board eliminates the need for soldering and shields, making it simple to integrate with I2C-based devices. With enhanced hardware, including 22x Digital I/O pins, a 3.3V to 5V logic level switch, and a reliable USB-C connector, the RedBoard Plus delivers top-notch performance for any project. The board also includes comprehensive power management and protection features, ensuring stable performance even when daisy-chaining multiple sensors or components.

Key Features:

Qwiic Connect System: Plug-and-play connectivity with I2C devices, no soldering required.

Versatile Input/Output: 22x Digital I/O pins, 6x PWM, 8x Analog Inputs, and multiple communication protocols.

USB-C Compatibility: Reversible USB-C connection for easy programming and reduced driver requirements.

Advanced Power Management: Includes 3.3V and 5V voltage regulators, offering up to 600mA output and thermal protection.

Red Squirrel Switch: Easily toggle GPIO voltage between 3.3V and 5V for versatile component compatibility.

Resources

Schematic

Eagle Files

Board Dimensions

Hookup Guide

Graphical Datasheet

How to Install CH340C Drivers

Arduino Buying Guide

Arduino IDE Download

Qwiic Info Page

GitHub Hardware Repo

Compare SparkFun RedBoards