ARM Cortex-M3 STM32F103R8T6 STM32 core board

1,onboard STM32F103R8T6 chips

2,onboard the JTAG interface and the reset button

3,onboard 32.768 KHZ and 8 MHZ crystal vibration

4,onboard 5V to 3.3 V chips AMS1117-3.3 V

5,onboard a set of UART interface

6,onboard the MINI USB, can do USB communication experiment, also can give the board power supply

7, all the I/O derivation, and mark the I/O name  

8, PCB size: 57.6 (mm)X35.8(mm)