空白rtt项目,加入UART驱动
Merge remote-tracking branch 'remotes/origin/startup' into driver

Conflicts:
	STM32Software/src/application/app/main.c
Merge remote-tracking branch 'remotes/origin/startup' into driver
Merge remote-tracking branch 'remotes/origin/startup' into driver
Merge remote-tracking branch 'remotes/origin/startup' into driver
 阿西吧
串口驱动