File list (Check if you may need any files):
GPIO\GPIO_BEEP\.crf
....\.........\CM0\core_cm0.c
....\.........\...\core_cm0.h
....\.........\DebugInFlash\core_cm0.d
....\.........\............\core_cm0.o
....\.........\............\GPIO_BEEP.sct
....\.........\............\LPC1100.axf
....\.........\............\LPC1100.hex
....\.........\............\LPC1100.htm
....\.........\............\LPC1100.map
....\.........\............\main.d
....\.........\............\main.o
....\.........\............\startup_LPC11xx.lst
....\.........\............\startup_LPC11xx.o
....\.........\............\system_LPC11xx.d
....\.........\............\system_LPC11xx.o
....\.........\GPIO_BEEP.muo
....\.........\GPIO_BEEP.tuo
....\.........\GPIO_BEEP.xmp
....\.........\LPC11xx\LPC11xx.h
....\.........\.......\startup\startup_LPC11xx.s
....\.........\.......\system_LPC11xx.c
....\.........\.......\system_LPC11xx.h
....\.........\ReleaseInFlash\core_cm0.d
....\.........\..............\core_cm0.o
....\.........\..............\GPIO_BEEP.sct
....\.........\..............\main.d
....\.........\..............\main.o
....\.........\..............\startup_LPC11xx.lst
....\.........\..............\startup_LPC11xx.o
....\.........\..............\system_LPC11xx.d
....\.........\..............\system_LPC11xx.o
....\.........\..............\Template.axf
....\.........\..............\Template.hex
....\.........\..............\Template.htm
....\.........\..............\Template.map
....\.........\TKScope.cfg
....\.........\USER_CODE\main.c
....\.....KEYIN\CM0\core_cm0.c
....\..........\...\core_cm0.h
....\..........\GPIO_KEYIN.muo
....\..........\GPIO_KEYIN.xmp
....\..........\LPC11xx\LPC11xx.h
....\..........\.......\startup\startup_LPC11xx.s
....\..........\.......\system_LPC11xx.c
....\..........\.......\system_LPC11xx.h
....\..........\USER_CODE\main.c
....\......eyInterrupt\CM0\core_cm0.c
....\.................\...\core_cm0.h
....\.................\GPIO_KeyInterrupt.muo
....\.................\GPIO_KeyInterrupt.tuo
....\.................\GPIO_KeyInterrupt.xmp
....\.................\LPC11xx\LPC11xx.h
....\.................\.......\startup\startup_LPC11xx.s
....\.................\.......\system_LPC11xx.c
....\.................\.......\system_LPC11xx.h
....\.................\USER_CODE\main.c
....\.....LED\CM0\core_cm0.c
....\........\...\core_cm0.h
....\........\GPIO_LED.muo
....\........\GPIO_LED.xmp
....\........\LPC11xx\LPC11xx.h
....\........\.......\startup\startup_LPC11xx.s
....\........\.......\system_LPC11xx.c
....\........\.......\system_LPC11xx.h
....\........\USER_CODE\main.c
....\.....BEEP\LPC11xx\startup
....\.....KEYIN\LPC11xx\startup
....\......eyInterrupt\LPC11xx\startup
....\.....LED\LPC11xx\startup
....\.....BEEP\CM0
....\.........\DebugInFlash
....\.........\LPC11xx
....\.........\ReleaseInFlash
....\.........\USER_CODE
....\.....KEYIN\CM0
....\..........\LPC11xx
....\..........\USER_CODE
....\......eyInterrupt\CM0
....\.................\LPC11xx
....\.................\USER_CODE
....\.....LED\CM0
....\........\LPC11xx
....\........\USER_CODE
....\GPIO_BEEP
....\GPIO_KEYIN
....\GPIO_KeyInterrupt
....\GPIO_LED
GPIO