This board is very suitable for learners that want to learn STM32 microcontroller with ARM Coretex-M3 32-bit core.
On-board SWD interface, and it can be programmed with ST-LINK V2.
On-board reset button and power indicator LED.
On-board test indicator LED, and the beginners can program to control it.
On-board 100mA 3.3V Regulator.
All GPIO are led out and the names of the pins are marked
Microcontroller: STM32F103C8T6.
Burning times: 10k cycles
Operating voltage: 3.3 V.
IO logic voltage: 3.3V
Digital I/O Pins: 37.
Analog Input Pins: 10 (12bits).
SPI interface: 2
I2C interface: 2
UART interface: 3
USB interface:1
Flash Memory: 64KB.
RAM: 20KB.
Programmable Clock Speed: 72 MHz (MAX).