Electrical Engineering · Microprocessors and Microcontrollers
Which of the following types of keyboard configuration is most commonly interfaced with the 8051 microcontroller to save I/O pins?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Matrix keyboard✓
- 2Mechanical serial keyboard
- 3Optical keyboard
- 4Wireless keyboard
Correct answer
Matrix keyboard
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