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call _beep

push ax mov al, [ext_scan] cmp al, 0 jz normal_scan1 cmp al, 0e1h jz pause_key

in al, 60h

cmp al, 2ah jz intkeyb_exit_1 cmp al, 0aah jz intkeyb_exit_1

mov ah, [ext_scan] call Keyb_PutQ

mov al, 0 mov [ext_scan], al jmp intkeyb_exit

pause_key:

in al, 60h cmp al, 0c5h jz pause_key1 cmp al, 45h jz pause_key1

jmp intkeyb_exit

pause_key1: mov ah, [ext_scan] call Keyb_PutQ

mov al, 0 mov [ext_scan], al jmp intkeyb_exit

normal_scan1: in al, 60h cmp al, 0feh jz intkeyb_exit cmp al, 0e1h jz ext_key cmp al, 0e0h jnz normal_scan

ext_key: mov [ext_scan], al jmp intkeyb_exit

intkeyb_exit_1: mov al, 0 mov [ext_scan], al jmp intkeyb_exit

normal_scan: mov ah, 0 call Keyb_PutQ

intkeyb_exit: in al, 61h mov ah, al or al, 80h out 61h, al xchg ah, al out 61h, al mov al,EOI out MASTER8259A,al

pop ax sti iret jmp _Keyb_int
ENDP _Keyb_int

PROC Keyb_PutQ NEAR

push ax

cmp ax, 002ah ; L_SHIFT down jnz @@kb1 mov ax, [_keyb_status] or ax, L_SHIFT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb1: cmp ax, 00aah ; L_SHIFT up jnz @@kb2 mov ax, [_keyb_status] and ax, NL_SHIFT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb2: cmp ax, 0036h ; R_SHIFT down jnz @@kb3 mov ax, [_keyb_status] or ax, R_SHIFT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb3: cmp ax, 00b6h ; R_SHIFT up jnz @@kb4 mov ax, [_keyb_status] and ax, NR_SHIFT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb4: cmp ax, 001dh ; L_CTRL down jnz @@kb5 mov ax, [_keyb_status] or ax, L_CTRL mov [_keyb_status], ax jmp keyb_putq_exit
@@kb5: cmp ax, 009dh ; L_CTRL up jnz @@kb6 mov ax, [_keyb_status] and ax, NL_CTRL mov [_keyb_status], ax jmp keyb_putq_exit
@@kb6: cmp ax, 0e01dh ; R_CTRL down jnz @@kb7 mov ax, [_keyb_status] or ax, R_CTRL mov [_keyb_status], ax jmp keyb_putq_exit
@@kb7: cmp ax, 0e09dh ; R_CTRL up jnz @@kb8 mov ax, [_keyb_status] and ax, NR_CTRL mov [_keyb_status], ax jmp keyb_putq_exit
@@kb8: cmp ax, 0038h ; L_ALT down jnz @@kb9 mov ax, [_keyb_status] or ax, L_ALT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb9: cmp ax, 00b8h ; L_ALT up jnz @@kb10 mov ax, [_keyb_status] and ax, NL_ALT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb10: cmp ax, 0e038h ; R_ALT down jnz @@kb11 mov ax, [_keyb_status] or ax, R_ALT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb11: cmp ax, 0e0b8h ; R_ALT up jnz @@kb12 mov ax, [_keyb_status] and ax, NR_ALT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb12: cmp ax, 003ah ; CAPS_LOCK up jnz @@kb13 mov ax, [_keyb_status] xor ax, CAPS_LOCK mov [_keyb_status], ax jmp keyb_putq_exit
@@kb13: cmp ax, 00bah ; CAPS_LOCK down jnz @@kb14 jmp keyb_putq_exit
@@kb14: cmp ax, 0046h ; SCR_LOCK up jnz @@kb15 mov ax, [_keyb_status] xor ax, SCR_LOCK mov [_keyb_status], ax jmp keyb_putq_exit
@@kb15: cmp ax, 00c6h ; SCR_LOCK down jnz @@kb16 jmp keyb_putq_exit
@@kb16: cmp ax, 0045h ; NUM_LOCK up jnz @@kb17 mov ax, [_keyb_status] xor ax, NUM_LOCK mov [_keyb_status], ax jmp keyb_putq_exit
@@kb17: cmp ax, 00c5h ; NUM_LOCK down jnz @@kb18 jmp keyb_putq_exit
@@kb18: cmp ax, 0e052h ; INSERT up jnz @@kb19 mov ax, [_keyb_status] xor ax, INSERT mov [_keyb_status], ax jmp keyb_putq_exit
@@kb19: cmp ax, 0e0d2h ; INSERT down jnz @@kb20 jmp keyb_putq_exit
@@kb20:

test ax, 0080h jnz keyb_putq_exit

mov [_key_code], ax

mov al, 0ffh mov [_key_flag], al keyb_putq_exit: pop ax ret
ENDP Keyb_PutQ

; Обработчик программного прерывания
; для ввода с клавиатуры. По своим функциям
; напоминает прерывание INT 16 реального
; режима.

PROC _Int_30h_Entry NEAR push ax dx

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