hai evryone out there, firstly i would like to ask for help for some one who can help me.....huhu....actually i'm the computer science student, in my studies, i need to develop some system in order to finish up my learning process. in that case, i already decide to develop one application which is automatic fish feeder(AFF)....but that (AFF) only can be working by telephone control.....what i mean is by using telephone to make a phone call, the (AFF) can be operate.....i'm really don't know about the electronic part..... could anybody outside there willing to help me....i'm really appreciate it....