int 21h means
INT 21H ;call the interrupt handler 0x21 which is the DOS Function dispatcher.int 21h means
INT 21H ;call the interrupt handler 0x21 which is the DOS Function dispatcher.int 21h means
INT 21H ;Most calls to the DOS API are invoked using software interrupt 21h (INT 21h)
;By calling INT 21h with a subfunction number in the AH processor
;register and other parameters in other registers, various DOS services
;can be invoked.int 21h means
INT 21H ;Reads a character from the standard input device without copying it
;to the display.
;If no character is ready it waits until one is available.Copyright © 2021 Codeinu
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