Published on December 4, 2015
For more classes visit www.snaptutorial.com SOLVED ECET 340 iLAB3 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.