USART串口使用范例\Makefile .................\SCH\USART_TEST.PCBDOC .................\...\USART_TEST.PRJPCB .................\...\USART_TEST.PRJPCBStructure .................\...\USART_TEST.SCHDOC .................\...\_desktop.ini .................\USART_main.c .................\_desktop.ini .................\SCH USART串口使用范例