* PRINT A CARRIAGE RETURN / LINE FEED through CP/M acrlf: move.w #$02,d0 * bdos write char call move.w #$2d,d1 trap #$2 * call bdos keybrd: move.w #$b,d0 * bdos con stat call trap #2 * call bdos cmpi.w #0,d0 * was key pressed? beq acrlf rts