PIC基于状态机的按键处理
.......................\common.h
.......................\delay.c
.......................\delay.cce
.......................\delay.h
.......................\delay.lst
.......................\delay.obj
.......................\delay.rlf
.......................\delay.sdb
.......................\key.c
.......................\key.cce
.......................\key.h
.......................\key.lst
.......................\key.obj
.......................\key.rlf
.......................\key.sdb
.......................\LED.c
.......................\LED.h
.......................\lesson7.cod
.......................\lesson7.cof
.......................\lesson7.hex
.......................\lesson7.lde
.......................\lesson7.map
.......................\lesson7.mcp
.......................\lesson7.mcs
.......................\lesson7.mcw
.......................\lesson7.sym
.......................\main.c
.......................\main.cce
.......................\main.h
.......................\main.lst
.......................\main.obj
.......................\main.rlf
.......................\main.sdb
.......................\sys_init.c
.......................\sys_init.cce
.......................\sys_init.h
.......................\sys_init.lst
.......................\sys_init.obj
.......................\sys_init.rlf
.......................\sys_init.sdb