Online HelpPC 2.10      Quick Reference Utility     Copyright 1991 David Jurgens

 
                     INT 21,1 - Keyboard Input with Echo                     
                                                                                
                                                                                
        AH = 01                                                                 
                                                                                
                                                                                
        on return:                                                              
        AL = character from standard input device                               
                                                                                
                                                                                
        - waits for keyboard input from STDIN and echoes to STDOUT              
        - returns 0 for extended keystroke, then function must be               
          called again to return scan code                                      
        - if Ctrl-Break is detected, INT 23 is executed                         
                                                                                
                                                                                
 

[helppc.bosbyte.nl]                int 21,1                   Home  Back  Topics