The STM32F103RBT6 is a high-performance 32-bit microcontroller from STMicroelectronics, featuring the ARM Cortex-M3 core running at up to 72 MHz. It offers 128 KB of Flash memory, 20 KB of SRAM, and a wide range of peripherals, making it suitable for industrial control, consumer electronics, and motor control applications. Key features include multiple communication interfaces such as I²C, SPI, UART, and CAN, along with 12-bit ADCs, timers, and PWM outputs. It also supports USB 2.0 Full-Speed connectivity. With low power consumption modes and a temperature range of -40°C to 85°C, the STM32F103RBT6 is ideal for energy-efficient and robust embedded designs.