Leaf Maple (Cortex-M3)

Leaf Maple (Cortex-M3) — Seeed Studio — 102990113

Arduino-compatible development board based on STM32F103RB (72MHz Cortex-M3, 128KB flash, 20KB RAM) with open-source ARM toolchain. Suited for users stepping up from 8-bit AVR to 32-bit ARM.

Start wiring

USB · 3.3 V

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Specialists: Teensy for high-clock audio and USB, Adafruit SAMD boards running CircuitPython or the Arduino IDE, proper STM32 eval kits, and the micro:bit classroom ecosystem. Schematik builds target ESP32, Arduino Uno, and Pico; come here when you have a specific reason to.

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