STM32F1 (Blue Pill – STM32F103)

The STM32F103C8T6, commonly known as the 'Blue Pill', is a compact development board based on the 32-bit ARM Cortex-M3 RISC core. It operates at up to 72MHz and includes 64KB of Flash memory and 20KB of SRAM, making it suitable for a wide range of embedded applications. The board provides 37 GPIO pins, supporting interfaces like SPI, I2C, UART, and CAN, along with 12-bit ADCs and PWM channels. Its low power consumption and small form factor make it perfect for DIY electronics, robotics, IoT devices, and educational projects. Compared to 8-bit microcontrollers, it offers superior performance and efficiency. Choose this board for its cost-effectiveness, extensive community support, and compatibility with popular development environments like Arduino IDE and PlatformIO.