Description: 1. Chip board STM32F103C8T6 2. Board JTAG interface and reset button 3. The onboard crystal 32.768KHZ and 8MHZ 4. With 5V to 3.3V chip AMS1117-3.3 5. With a group of UART serial interfaces 6. All I/O all the leads and mark the I/O name 7. On-board Mini USB interface you can give the board power supply and USB communication 8. Board size 52.1 (mm) x35.5 (mm) Package: 1x ARM Cortex-M3 STM32F103C8T6 STM32 Minimum System Development Board aeProduct.getSubject()