STM32F103C8T6 STM32 Core Board / Development Board Module - Black + Blue
Onboard STM32F103C8T6 chip & USB chip; Onboard JTAG interface & reset key; Onboard 32.768KHZ & 8MHZ crystal oscillators; With 5V to 3.3V AMS1117-3.3 chip; With UART serial interfaces; All I/O leads have been led out and marked; Onboard Mini USB interface can be used to supply power and communicate.