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SparkFun Qwiic Micro SAMD21 Development Board

₹1,729.00 (Inclusive of all taxes)
Out of Stock

The SparkFun Qwiic Micro is a compact development board featuring the ATSAMD21E18 ARM Cortex-M0+ microcontroller with 256KB flash, ideal for embedded projects requiring a small footprint and easy integration via its Qwiic connector.

Features

  • Features the ATSAMD21E18 ARM Cortex-M0+ 32-bit MCU
  • Equipped with 256KB Flash Memory and 32KB SRAM
  • Integrated Qwiic connector for solderless I²C peripheral integration
  • Includes UF2 Bootloader for simplified drag-and-drop programming
  • Pads for optional LiPo battery charging and expandable flash memory

Out of stock

Description

The SparkFun Qwiic Micro is built around the ATSAMD21E18, a powerful and versatile ARM Cortex-M0+ 32-bit microcontroller. Operating at up to 48MHz, it offers 256KB of flash memory and 32KB of SRAM, providing ample resources for a wide range of embedded applications. This compact board includes 12 digital pins, 5 of which support analog input, alongside dedicated SPI, I²C, and an additional UART data bus for flexible peripheral connectivity.

Designed for expandability and ease of use, the Qwiic Micro features an integrated Qwiic connector, enabling seamless integration with SparkFun’s extensive Qwiic ecosystem for I²C prototyping. For portable applications, the board includes unpopulated pads for an optional LiPo battery connector, allowing users to make their projects mobile. Furthermore, pads for an external flash memory chip are available on the underside, providing an option to significantly boost the board’s storage capacity.

Key Features

  • Powered by ATSAMD21E18 ARM Cortex-M0+ 32-bit Microcontroller
  • 256KB Flash Memory and 32KB SRAM for program and data storage
  • Operates efficiently at up to 48MHz clock speed
  • Offers 12 Digital I/O Pins, including 5 Analog Input (ADC) pins
  • Integrated Qwiic (I²C) Connector for rapid sensor and peripheral integration
  • Supports SPI and additional UART data buses for versatile communication
  • Comes with UF2 Bootloader for easy drag-and-drop firmware updates
  • Features unpopulated pads for optional LiPo battery charging circuit
  • Includes expansion pads on the underside for an additional flash memory chip

Applications

  • Compact IoT device development
  • Wearable electronics projects
  • Sensor data logging with I²C peripherals
  • Educational prototyping and learning platforms
  • Robotics sub-system control

Technical Specifications

Item TypeDevelopment Board
Operating Voltage (VDC)3.3 ~ 5
Flash Memory256 KB
SRAM32 KB
Length (mm)25.4
Width (mm)25.4
Weight (g)10

Frequently Asked Questions

What microcontroller powers the SparkFun Qwiic Micro?

It uses the ATSAMD21E18, an ARM Cortex-M0+ 32-bit microcontroller. This MCU operates at up to 48MHz and features 256KB of flash memory and 32KB of SRAM, making it suitable for a wide range of embedded applications requiring efficient processing and a compact footprint.

How is the SparkFun Qwiic Micro programmed?

The board comes pre-installed with the UF2 bootloader, enabling drag-and-drop programming. You can simply connect the board via USB, and it will appear as a mass storage device, allowing you to copy firmware files directly without needing dedicated programming tools or complex flashing procedures.

What is the purpose of the Qwiic connector?

The Qwiic connector facilitates easy, solderless integration with SparkFun's Qwiic ecosystem. This standard I²C interface allows you to quickly connect various sensors, actuators, and other Qwiic-enabled modules, significantly simplifying prototyping and reducing wiring complexity for I²C projects and rapid development.

Can external power be supplied to the Qwiic Micro?

Yes, the board supports an operating voltage of 3.3V to 5V DC, typically supplied via its USB-C port. Additionally, it features unpopulated pads on the underside for an optional LiPo battery connector, allowing users to integrate a rechargeable battery for portable applications and untethered operation in compact projects.

Package Includes

  • 1 x SparkFun Qwiic Micro - SAMD21 Development Board

Additional Information

Weight 0.01 kg
Dimensions 2.54 × 2.54 cm