Campbell-scientific SDM-SIO1 Serial Input/Output Module Manuel d'utilisateur télécharger pdf (Page 21)

SDM-SIO1 Serial Input/Output Module

TABLE 4-1. Communications Port Parameters RS-232

Code Parity No. Stop Bits No. Data Bits

0 None 1 8

1 Odd 1 8

2 Even 1 8

3 (default) None 1 8

4 Not used

5 Odd 2 8

6 Even 2 8

7 None 2 8

8 Not used

9 Odd 1 7

10 Even 1 7

(1)

None 1 7

12 Not used

13 Odd 2 7

14 Even 2 7

15 None 2 7

(1) This mode is only supported if there is at least a one bit delay between

characters received by the SDM-SIO1

TABLE 4-2. Communications Port Parameters RS-485 Full Duplex

Code Parity No. Stop Bits No. Data Bits

16 None 1 8

17 Odd 1 8

18 Even 1 8

19 None 1 8

20 Not used

21 Odd 2 8

22 Even 2 8

23 None 2 8

24 Not used

25 Odd 1 7

26 Even 1 7

(1)

None 1 7

28 Not used

29 Odd 2 7

30 Even 2 7

31 None 2 7

(1) This mode is only supported if there is at least a one bit delay between

characters received by the SDM-SIO1

1 2 ... 16 17 18 19 20 21 22 23 24 25 26 ... 33 34

SDM-SIO1 Serial 1
Input/Output Module 1
Warranty 3
Assistance 4
Table of Contents 5
1. Introduction 7
2. Specifications 8
2.2 Electrical Parameters 9
2.2.3 EMC Compliance 10
3. Installation 11
3.1 Connections 12
3.2 Safety Considerations 14
Equipment 15
3.4 Power Conservation 19
4.1.1 SerialOpen() 20
4.1.2 SerialClose() 23
4.1.3 SerialIn() 23
4.1.4 SerialOut() 23
5.1 Upgrading the Firmware 28
A.1 The Input Pin (Pin 8) 29
A.2 The Output Pin (Pin 9) 30

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Campbell-scientific SDM-SIO1 Serial Input/Output Module Manuel d'utilisateur Page 21

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