【A】PWM应用：蜂鸣器发声\buzzer.c
........................\buzzer.h
........................\Debug\Exe\Demo.bin
........................\.....\...\Demo.out
........................\.....\...\Demo.sim
........................\.....\List\Demo.map
........................\.....\Obj\buzzer.o
........................\.....\...\Demo.pbd
........................\.....\...\main.o
........................\.....\...\startup_ewarm.o
........................\.....\...\systemInit.o
........................\Demo.dep
........................\Demo.ewd
........................\Demo.ewp
........................\Demo.eww
........................\main.c
........................\settings\Demo.cspy.bat
........................\........\Demo.dbgdt
........................\........\Demo.dni
........................\........\Demo.wsdt
........................\startup_ewarm.c
........................\systemInit.c
........................\systemInit.h
........................\Debug\Exe
........................\.....\List
........................\.....\Obj
........................\Debug
........................\settings
【A】PWM应用：蜂鸣器发声