ABSTRACT

The world has really turned into a global village unlike the old forms of electronic gadgets and electronic devices as well as  of such developments in liquid crystal display (LCD), which has redefined the computer world which includes hotels, banks and not forgetting recreational centers and place of learning. However, this liquid crystal display (LCD) has various forms and there uses, for example there are dot matrix system of LCD which is connected to one another to form columns and rows and also we have another form of LCD known as the segmental (7-segment and 16-segment display) and in these types of display, the segmental comprises Of a multiplexed L.E.Ds and it has seven display which does display all the English letters. This recent progression in the computer and electronics world relates generally to teaching systems and ways in which information could be displayed for easy use by man.