(The contact sensor realized by MSP430 single chip microcomputer is very interesting, haha, the development environment IAR
aTouch\Debug\Exe\aTch.d43
aTouch\Debug\Obj\aTch.pbd
aTouch\Debug\Obj\main.r43
aTouch\settings\aTch.cspy.bat
aTouch\settings\aTch.dbgdt
aTouch\settings\aTch.dni
aTouch\settings\tchWW.wsdt
aTouch\aTch.dep
aTouch\aTch.ewd
aTouch\aTch.ewp
aTouch\main.c
aTouch\tchWW.eww
.....)