Вот. Пробовал и много чего - глухо. Попытка настроить на таймаут 5 минут. Как уже знаю -неудачная.
E:\share>debug WDTO.COM
-u
145B:0100 BA2E00 MOV DX,002E
145B:0103 B087 MOV AL,87
145B:0105 EE OUT DX,AL
145B:0106 EE OUT DX,AL
145B:0107 B007 MOV AL,07
145B:0109 EE OUT DX,AL
145B:010A 42 INC DX
145B:010B B008 MOV AL,08
145B:010D EE OUT DX,AL
145B:010E 4A DEC DX
145B:010F B030 MOV AL,30
145B:0111 EE OUT DX,AL
145B:0112 42 INC DX
145B:0113 B001 MOV AL,01
145B:0115 EE OUT DX,AL
145B:0116 4A DEC DX
145B:0117 B0F5 MOV AL,F5
145B:0119 EE OUT DX,AL
145B:011A 42 INC DX
145B:011B EC IN AL,DX
145B:011C 0C08 OR AL,08
145B:011E EE OUT DX,AL
145B:011F 4A DEC DX
-u
145B:0120 B0F6 MOV AL,F6
145B:0122 EE OUT DX,AL
145B:0123 42 INC DX
145B:0124 B005 MOV AL,05
145B:0126 EE OUT DX,AL
145B:0127 4A DEC DX
145B:0128 B0AA MOV AL,AA
145B:012A EE OUT DX,AL
145B:012B C3 RET
145B:012C 0000 ADD [BX+SI],AL
145B:012E 0000 ADD [BX+SI],AL
145B:0130 0000 ADD [BX+SI],AL
145B:0132 0000 ADD [BX+SI],AL
145B:0134 0000 ADD [BX+SI],AL
145B:0136 0000 ADD [BX+SI],AL
145B:0138 0000 ADD [BX+SI],AL
145B:013A 0000 ADD [BX+SI],AL
145B:013C 0000 ADD [BX+SI],AL
145B:013E 0000 ADD [BX+SI],AL
-q