Initialise Port - Husky MP2500 Manual

2BH Get extended protocol parameters
2CH Reserved
2DH Reserved
2EH Ignored *
2FH Ignored *
31H Reserved
32H Ignored *
33H Ignored *
34H Reserved
35H Control NMI suspend after data reception
36H Control NMI suspend after data transmission
37H Ignored *
38H Ignored *

Initialise port

Entry
Exit
Description
Chapter 25: INT 14H, Serial Port Handler
AH=00H
DX=port, 01H (COM2)
AL=parameters
AX=status
Configures the port specified by DX, according to the
bits sets in AL:
D7 D6 D5
0 0 0
0 0 1
0 1 0
0 1 1
1 0 0
1 0 1
1 1 0
1 1 1
Baud
110
150
300
600
1200
2400
4800
9600
219