1. MOST POWERFUL COREBOARD MODULE With our 40 pin STM32F103C8T6 COREBoard Module, you get a system known for its excellent workmanship, stable and reliable performance. It facilitates your technical tasks, reduces interference and thus ensures efficient and optimal output. 2. Smart Circuit Design System Board Module The design of this system board module includes basic circuits based on a microcontroller board. Elements such as a crystal oscillator circuit, a USB interface and a USB power management circuit are all included and comprehensive functionality. 3. CONVENIENT USB INTERFACE This CORELearning board module features a micro USB interface the same as most modern smartphones. This port is user friendly and allows smooth USB communication and power to increase your convenience. 4. EFFICIENT SWD INTERFACE Our Minimum System Development Board uses SWD debugging interface for downloads. If the interface requires at least three wires, download debugging tasks can be successfully executed to improve your technological benefits.