SparkFun Pro Micro - RP2350

The SparkFun Pro Micro RP2350 packs the powerful RP2350 microcontroller into SparkFun's compact Pro Micro form factor. Featuring dual-core processing with selectable ARM Cortex-M33 or Hazard3 RISC-V cores, expanded memory, and the Qwiic connector system, it's ready for advanced embedded projects.

The board includes USB-C connectivity, an addressable RGB LED, boot and reset buttons, and both PTH and castellated pads for flexible integration into your designs.

Key Features

• RP2350 Microcontroller – Dual ARM Cortex-M33 or dual RISC-V cores @ 150MHz
• Expanded Memory – 16MB Flash and 8MB PSRAM
• Qwiic Connector – Easy I²C device connection
• USB-C – Modern connector with host/device support
• WS2812B RGB LED – Addressable status indicator
• Pro Micro Form Factor – Compact size with castellated pads
• PTC Fuse – Resettable overcurrent protection

Specifications

• Processor: RP2350 (dual Cortex-M33 or dual Hazard3 RISC-V)
• Clock Speed: Up to 150MHz
• SRAM: 520KB (10 banks)
• Flash: 16MB external
• PSRAM: 8MB
• Peripherals: 2× UART, 2× SPI, 2× I²C, USB 1.1

Development Support

• C/C++ with Pico SDK
• MicroPython

Ideal For

• Embedded systems requiring extra memory
• Qwiic sensor projects
• Compact IoT devices
• Prototyping with castellated mounting

Resources

• SparkFun Product Page