Communications Port Parameters Rs-232; Communications Port Parameters Rs-485 Full Duplex - Campbell SDM-SIO1A Instruction Manual

SerialOpenFormat parameter
This parameter defines not only the data format but with the SDM-SIO1A is used
to set whether the module should work in normal RS-232, listen only RS-232, full
or half-duplex RS-485 modes as defined in the tables below.
Table 4-1. Communications port parameters RS-232
SerialOpenFormat
0 None
1 Odd
2 Even
3 (default) None
4
5 Odd
6 Even
7 None
8
9 Odd
10 Even
11 (1) None
12
13 Odd
14 Even
15 None
(1) This mode is only supported if there is at least a one bit delay between
characters received by the SDM-SIO1A
Table 4-2. Communications port parameters RS-485 full duplex
SerialOpenFormat
16
17
18
19
20
21
22
23
24
25
26
27
(1)
28
29
30
31
(1) This mode is only supported if there is at least a one bit delay between
characters received by the SDM-SIO1A
Parity No. stop bits
1
1
1
1
Not used
2
2
2
Not used
1
1
1
Not used
2
2
2
Parity No. stop bits
None 1
Odd 1
Even 1
None 1
Not used
Odd 2
Even 2
None 2
Not used
Odd 1
Even 1
None 1
Not used
Odd 2
Even 2
None 2
User Guide
No. data bits
8
8
8
8
8
8
8
7
7
7
7
7
7
No. data bits
8
8
8
8
8
8
8
7
7
7
7
7
7
15