ARM Cortex-M3 STM32F103RBT6 Dev board Core Board

1,onboard STM32F103RBT6 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)