DFRobot Beetle RP2350
Ultra-affordable RP2350 dual-architecture development board with switchable ARM Cortex-M33 / RISC-V cores, LiPo charging, 11 GPIO pins, and USB-C in a 25x20.5mm package.
$4.90
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Specifications
Components
Raspberry Pi RP2350 with switchable dual-core ARM Cortex-M33 and RISC-V Hazard3 cores at 150MHz, 520KB SRAM, PIO state machines, and hardware security features.
Bus Interfaces
GPIO Map
Overview
The DFRobot Beetle RP2350 is an ultra-compact, budget-friendly development board featuring the Raspberry Pi RP2350 dual-architecture processor. At just $4.90, it offers switchable ARM Cortex-M33 and Hazard3 RISC-V dual cores running at 150MHz, with 520KB SRAM and 2MB flash in a coin-sized 25x20.5mm footprint.
The board integrates lithium battery charging management and voltage monitoring, allowing portable battery-powered operation without external charging circuits. It exposes 11 programmable I/O pins and supports USB-C for programming and power. The single-sided component layout with half-hole design enables both prototyping and SMT production integration.
Supporting C/C++, MicroPython, and Arduino development environments, the Beetle RP2350 targets space-constrained applications including wearables, smart home devices, and industrial IoT. Its dual-architecture flexibility lets developers choose between ARM and RISC-V depending on their application needs.
Use Cases
4Compact IoT Node
Ultra-small microcontroller boards for embedding into tight spaces in IoT projects, props, cosplay, and miniature builds.
Educational Platform
Development boards suitable for teaching programming, electronics, and embedded systems concepts.
Wearable
Body-worn computing devices including smartwatches, fitness bands, and health monitors.
Smart Home
Home automation devices for controlling lighting, climate, security, and appliances.
Resources
Where to Buy
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