ECET 340 Week 3 iLab 3 Check this A+ tutorial guideline at http://www.homeworkrank.com/ecet-340devry/ecet-340-week-3-ilab-3 OBJECTIVES: To learn the basic operation of a keypad. To understand how to interface a keypad to a microprocessor. To learn how to program a keypad driver in C language. To learn how to program a keypad activated interrupt that identifies the key being pressed and displays or otherwise returns its value to the main program.
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