16 Segment display is a alphanumeric display segment which helps us to display the English, Thai, Persian and other characters. These segments are now use in many applications and the gadgets having display panel like calculators,telephone Caller ID units, gymnasium equipment, VCRs, car stereos, microwave ovens, slot machines, DVD players and other embedded systems. This circuitry is another simple interfacing of the 16 segment with the microcontroller. Interfacing of the various elements is the basics of the beginners of microcontroller learners.
In this circuit we use microcontroller AT89C51 and 16 segment display. We display the characters from (A to Z) first and then numbers (0 to 9).