Keyboard: FLKB

       Name: FLKB                                                    [Show more]
       Type: Subroutine
   Category: Keyboard
    Summary: Flush the keyboard buffer
    Context: See this subroutine in context in the source code
 References: This subroutine is called as follows:
             * EQSHP calls FLKB
             * MT26 calls FLKB
             * TT208 calls FLKB
             * TT219 calls FLKB


.FLKB

 LDA #15                \ Call OSBYTE with A = 15 and Y <> 0 to flush the input
 TAX                    \ buffers (i.e. flush the operating system's keyboard
 JMP OSBYTE             \ buffer) and return from the subroutine using a tail
                        \ call