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IBM PC CONVERTIBLE

IBM PC CONVERTIBLE
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0725
C3
0726
RET
KLNOISE
ENDP
Communications Baud Rate Table
(BAUD_TABLE)
*************************************
COMMUNICATIONS
BAUD
RATE
TABLE
*************************************
ORG
OE729H
0729
ORG
00729H
0729
BAUD_TABLE
LABEL
WORD
0729
0417
DW
1047
llO
BAUD
TBL
OF
INIT
VAL
072B
0300
DW
768
150
072D
0180
DW
384
300
072F
OOCO
DW
192
600
0731 0060
DW
96
1200
0733
0030
DW
48
2400
0735
0018
DW
24
4800
0737
OOOC
DW
12
9600
RS-232
I/O
Entry Point (RS232_10)
*************************************
RS232
1/0
ENTRY
POINT
*************************************
ORG
OE739H
0739
ORG
00739H
=
0739
RS23LIO
EQU
0739
E9
0000 E
JMP
COMMO_IO
Indicate POST
Error
(ERR_BEEP)
;
*********************************************************************
ROUTINE-NAME:
ERR_BEEP
FUNCTION:
THIS
ROUTINE
WILL
ISSUE
LONG
(3
SEC)
AND/OR
SHORT
(1
SEC)
TONES
TO
THE
SPEAKER
TO
INDICATE
POST
STATUS
TO
THE
OPERATOR
ENTRY
CONDITIONS:
PURPOSE
OF
ENTRY:
SEND
BEEP
TONES
TO
THE
SPEAKER
INPUT
CONDITIONS:
DH
=
NUMBER
OF
LONG
TONES
TO
SOUND
DL
=
NUMBER
OF
SHORT
TONES
TO
SOUND
RESTRICTIONS:
NONE
EXIT
CONDITIONS:
NORMAL
EXIT
CONDITIONS:
SPEAKER
IS
SOUNDED
ERROR
EXIT
CONDITIONS:
NONE
ROM BIOS 2-205

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