08-06-2010, 11:50 PM
this project is is an embedded System That can be built to automatically Ring the bell At various intervals(needs timer circuit) according to user need and must be programmable by user for working days and this device need to work in two modes
1.normal mode (where it ring the bells automatically without any human intervention)
2.emergency mode(this mode is use to stop the bell or rang the bell manually )
