1.On board MSP430F169 chip

2.Provide 32.768KHz and 8MHz two crystal connection methods

3.3.3V regulated power supply circuit, complete filtering measures

4.Powered by mini USB with reset circuit

5.Onboard TI standard JTAG interface (14 pins)

6.All IO ports are led out, plus P3.4 leads to LED to facilitate the test

board work status

7.Provide 5V and 3.3V voltage output to facilitate power supply to

peripheral modules