ARM Cortex-M3 STM32F103VBT6 STM32 electronic tag

1. onboard STM32F103VBT6 chips

2. onboard the JTAG interface and the reset button

3. onboard 32.768 KHZ and 8 MHZ crystal vibration

4. onboard 5 chips AMS1117-3.3 V to 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: 67 (mm)x45 (mm)