Seeed Studio XIAO PowerBread power supply meter for XIAO dev boards

XIAO PowerBread is a compact, high-power breadboard supply with built-in monitoring. It offers stable 3.3V and 5V outputs and real-time tracking of voltage, current, and power on its LCD display. Fully compatible with Seeed Studio XIAO dev boards and breadboards, its perfect for prototyping with visibility. Fully open-source and actively maintained by the designer, with easy-to-use documentation and customizable code. Proudly designed by Nicho D and brought to you by Seeed Fusion Co-Create.

Feature

• Real-Time Monitoring: View essential power metrics at a glanceno multimeter needed. The built-in display shows real-time voltage, current, and power data.
• High-Current Output: Deliver up to 1.5A of stable 3.3V power, ideal for most breadboard-based electronics projects.
• Built-in LCD Display: Stay informed with real-time power monitoring, displayed with line charts and statistics clearly on the integrated LCD.
• Plug-and-Play Design: Compatible with standard breadboards, simply plug in, power up, and start prototyping without extra setup.
• Open-Source and XIAO Dev Boards Compatibility:Compatible with almost all Seeed Studio XIAO dev boards (XIAO RP2040/RP2350, ESP32C3/S3/C6), this open-source design provides flexibility for future extensions.
• Dual-Channel Voltage and Current Sensing: Equipped with the INA3221 sensor for dual-channel voltage and current monitoringknow whats happening with every aspect of your power supply.
• Compact Powerhouse: This compact design delivers both 3.3V and 5V outputs, optimizing your breadboard space without compromising on power.

Multiple UI functions

Long press the dial to switch channels in chart and statistic mode

Rotate the dial to adjust the UI for different viewing angles

Maximize Your Experience with the Active and Open-Source Firmware

The firmware is actively maintained by the designer and isfully open-sourceon GitHub.Currently, Nicho is working on exciting add-on features, including PWM generation, ADC reading, and serial monitor.It ishighly recommendchecking out the GitHubrepoto learn more aboutthe updates.

[Github Repo]

A Community Design Scaled up by Fusion Co-Create

This cool creation is designed byNicho D, a maker based in China. We’re excited to work with him to bring this impactful design to the market via ourFusion Co-Create. It’s a program where we applied the FusionPrototype, Produce, and Promote services to scale up cool community projects, while the designers gets comission for each single piece sold.

Specification

Hardware Overview

• Input Voltage: Powered via USB-C through the Seeed Studio XIAO.
• Output Voltages: Provides 5V and 3.3V outputs, with a maximum current of 1.5A for the 3.3V rail.
• Current Sensing: The built-in INA3221 sensor measures voltage, current, and power for real-time display.
• Microcontroller: Driven by the RP2040, handling sensor data, display control, and enabling future features like USB-serial communication and PWM generation.
• Display: LCD screen for real-time power monitoring.
• PCB Dimensions: Designed for seamless integration with standard breadboards while minimizing space usage.

Application

Grab your XIAO dev board and the PowerBread moduleplug them in, andin just 2 minutes, youll have a cutting-edge, powerful breadboard supply ready to go!

• Students learning electronics while using Servo, LEDs, Motors, etc.
• Engineers debugging power issues.
• IoT prototype development.
• Anyone who loves beautiful tech!

Part List

* SeeedStudioXIAO is not included.You can choose any board from theSeeed Studio XIAO Dev Boardsmentioned aboveasthemain controller (Please note the support forXIAO SAMD21 and XIAO RA4M1isstill in the process).