STM32F103RBT6 ARM Cortex-M3 Development Board

Description

Key Features ARM Cortex-M3 @ 72 MHz with 128 KB Flash & 20 KB SRAM 49 usable GPIO pins – more than Blue Pill (37 GPIOs) Dual USB support: UART via CH340C & native USB (PA11/PA12) Onboard LED (PC13) & push button (PA0) RTC with battery backup (CR1220 holder) Compatible with STM32CubeIDE, Arduino (STM32duino), PlatformIO Ideal for IoT, robotics, industrial automation, CAN bus projects, and embedded system development