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A C code and Proteus simulation to count number of persons entering a door of auditorium via an IR sensor connected and display count on seven segment using LPC2148 1)The Visitor Counter using LPC ...
Digital counters are needed everywhere in this digital world, and 7 segment display is one the best component to display the numbers. Counters are needed in object/products counters, digital ...
Although each of the 7 LEDs in the 7-segment display can be individually controlled to make 0-9 appear, it is often better to use a counter IC to act as a driver to control the 7-segment display.