File list (Check if you may need any files):
GPIOandInt
..........\5509gpio.CS_
..........\............\FILE.CDX
..........\............\FILE.DBF
..........\............\FILE.FPT
..........\............\SYMBOL.CDX
..........\............\SYMBOL.DBF
..........\............\SYMBOL.FPT
..........\5509gpio.paf
..........\5509gpio.paf2
..........\5509gpio.pjt
..........\5509gpio.sbl
..........\c5509.gel
..........\cc_build_Debug.log
..........\csl5509x.lib
..........\Debug
..........\Debug.lkf
..........\Debug.lkv
..........\gpio.c
..........\gpio.cmd
..........\gpio.wks
..........\rts55x.lib
..........\vectors_mcbsp.s55