LCD based digital alarm clock using 89S51 MC

LCD based digital alarm clock using 89S51 MicroController

 
 Circuit Diagram

An alarm clock is a clock that indicates a pre-set time by producing sound at that time. This functionality of digital clock is used to awaken people or remind them of something. A digital clock is one that displays time digitally. The project explained here, displays time on a 16x2 LCD module. The LCD is interfaced with 8051 microcontroller (AT89S51). This circuit can be used in cars, houses, offices etc.

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Tags: microcontroller projects, digital alarm, 89S51 microcontroller, 89S51 microcontroller projects, 89S51 microcontroller circuits, project circuits