PUBLIC F2277_KEYREAD
F2277_KEYREAD PROC
                push    esi
                push    edi
                push    ebx
                mov     ah, 9           ; Function: Read character
                mov     al, 0           ; Wait for input
                int     90h             ; FM-Towns Keyboard BIOS call
                xor     eax, eax
                mov     al, dl
                pop     ebx
                pop     edi
                pop     esi
                ret
F2277_KEYREAD ENDP
