实验4 串口实验\HARDWARE\BEEP\beep.c
..............\........\....\beep.h
..............\........\KEY\key.c
..............\........\...\key.h
..............\........\LED\led.c
..............\........\...\led.h
..............\keilkill.bat
..............\OBJ\test.hex
..............\README.TXT
..............\SYSTEM\delay\delay.c
..............\......\.....\delay.h
..............\......\sys\sys.c
..............\......\...\sys.h
..............\......\usart\usart.c
..............\......\.....\usart.h
..............\USER\startup_stm32f10x_hd.s
..............\....\test.c
..............\....\test.Opt
..............\....\test.Uv2
..............\HARDWARE\BEEP
..............\........\KEY
..............\........\LED
..............\SYSTEM\delay
..............\......\sys
..............\......\usart
..............\HARDWARE
..............\OBJ
..............\SYSTEM
..............\USER
实验4 串口实验