File list (Check if you may need any files):
GPIO\5509gpio.paf
....\5509gpio.paf2
....\5509gpio.pjt
....\5509gpio.sbl
....\Debug.lkf
....\Debug.lkv
....\c5509.gel
....\cc_build_Debug.log
....\csl5509x.lib
....\gpio.c
....\gpio.cmd
....\gpio.wks
....\readme.txt
....\rts55x.lib
....\Debug\5509gpio.map
....\.....\5509gpio.out
....\.....\gpio.obj
....\5509gpio.CS_\FILE.CDX
....\............\FILE.DBF
....\............\FILE.FPT
....\............\SYMBOL.CDX
....\............\SYMBOL.DBF
....\............\SYMBOL.FPT
....\Debug
....\5509gpio.CS_
GPIO