HP Vectra Technical Reference Manual page 232

On Entry: AH
=
F14_INIT (OOH)
AL
=
Port attribute
Bit
Data Definition
07H-05H 111 9600 baud rate
110 4800 baud rate
101 2400 baud rate
100 1200 baud rate
011 600 baud rate
010 300 baud rate
001 150 baud rate
000 11 0 baud rate
04H-03H
xO no parity
11 even parity
01 odd parity
02H 0 1 stop bit
1 2 stop bits
01 H-OOH 00 undefined
01 undefined
10 7 bit character
11 8 bit cha racter
~
DX
=
Port number (0, 1, 2, 3)
On Exit: AH
=
Line status (see table 7.5)
AL
=
Modem status (see table 7.6)
Reg isters Altered:
AX
Table 7.5 defines the Serial Port Line Status.
Serial and Parrallel
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