X-Hacker.org- Ralf Brown's Interrupt List (Part 1,2) - int 05

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INT 05 - PRINT-SCREEN KEY
   automatically called by keyboard scanner when print-screen key is pressed
Notes:  normally executes routine to print the screen, but may call any routine
          that can safely be executed from inside the keyboard scanner
        status and result byte for default handler is at address 0050:0000
          00h not active
          01h PrtSc in progress
          FFh last PrtSc encountered error
SeeAlso: INT 10/AH=12h/BL=20h

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