Seven segment displays are of two types, common cathode and common anode.
Different characters can be displayed by selectively glowing the required LED segments. A seven segment display consists of seven LEDs arranged in the form of a squarish ‘8’ slightly inclined to the right and a single LED as the dot character. Knowledge about how to interface a seven segment display to a micro controller is very essential in designing embedded systems. 7 segment LED display is very popular and it can display digits from 0 to 9 and quite a few characters like A, b, C. This article is about how to interface a seven segment LED display to an 8051 microcontroller.
0 kommentar(er)
