Dictionary

keyscan en · NOUN

Etymology

From key + scan.

Meanings

1. The process of scanning the state of a keyboard to determine which keys are being pressed.
   • There are two indirect RAM jumps encountered during a keyscan: […] 1986, Commodore 128: Programmer's Reference Guide, page 421:
   • So, a keyscan routine that repeated every 100mSec would probably meet the requirement of fast enough. 1993, Thomas W. Schultz, C and the 8051: Programming for Multitasking, page 182:
   • The keyboard of the PC generates a keyscan code whenever one of its keys is depressed 2000, Walter A. Triebel, Avtar Singh, The 8088 and 8086 Microprocessors: Programming, Interfacing, Software, Hardware, and Applications, page 639:

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