【A】两只LED交替闪烁
....................\Debug
....................\.....\Exe
....................\.....\...\Demo.bin
....................\.....\...\Demo.out
....................\.....\...\Demo.sim
....................\.....\List
....................\.....\....\Demo.map
....................\.....\Obj
....................\.....\...\Demo.pbd
....................\.....\...\main.o
....................\.....\...\main.pbi
....................\.....\...\startup_ewarm.o
....................\.....\...\startup_ewarm.pbi
....................\.....\...\systemInit.o
....................\.....\...\systemInit.pbi
....................\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