5.2.6 Command 5: Status

5-4

 

5.2.7 Command 6: Flush Transmit Buffer

5-5

 

5.2.8 Command 7: Activate Command Line

5-5

 

5.2.9 Command 8: Poll Tx Buffers for Data

5-5

 

5.2.10 Command 9: Flush Converted Data Buffer

5-5

 

5.2.11 Command 66: Send Single-Byte Data to Datalogger

5-5

 

5.2.12 Command 67: Get Return Code

5-6

 

5.2.13 Command 320: Send Data to SDM-SIO4

5-6

 

5.2.14 Command 321: Execute Command Line Command

5-6

 

5.2.15 Command 1024: Send String to Device

5-8

 

5.2.16 Command 1025: Transmit a Byte

5-8

 

5.2.17 Command 1026: Serial Port Status

5-8

 

5.2.18 Command 1027: ‘Manual’ Handshake Mode

5-10

 

5.2.19 Command 2049: Set Communications Parameters

5-10

 

5.2.20 Command 2054: Set Up Receive Filter

5-12

 

5.2.21 Command 2304: Transmit String and/or Data to Device

5-12

 

5.2.22 Command 2305: Transmit Byte(s)

5-14

5.3 SDM-SIO4 Configuration Examples

5-14

 

5.3.1 Sensors Where the Datalogger Can Request Data by Sending a Prompt

 

or Using a Handshaking Line:

5-16

 

5.3.2 Sensors Which Send Data Out Without Prompting

5-18

5.4

Outputting Datalogger Data

5-25

5.5

Flushing the Input and Output Buffers

5-26

5.6

Return Error Codes

5-26

Section 6.

Data Error Detection

6-1

6.1

Error detection with the SDM-SIO4

6-1

6.2

Received Data

6-1

 

6.2.1 Example of Using Received Data Filters

6-3

 

6.2.2 CR10X Program Example

6-3

6.3

Transmitted Data

6-6

 

6.3.1 Example of Using Transmitted Data Filters

6-7

 

6.3.2 CR10X Program Example

6-8

 

6.3.3 Alternative CR10X Program

6-8

Appendix A. ASCII Table

A-1

Appendix B. Serial Port Data Transfer Modes

B-1

B.1

Baud Rates

B-1

B.2

Stop Bits

B-1

B.3

Data Length

B-1

B.4

Parity Bits

B-2

B.5

Serial Handshake Modes

B-2

Figures

 

 

 

1.

Schematic Diagram of the SDM-SIO4

1-2

Tables

 

 

 

1.

SDM-SIO4 Serial Port Pin Configuration

1-3

2.

Address Settings

2-1

3.

Status LED Error Codes

2-3

4.

Fixed Strings Currently Allocated

3-6

ii

Page 6
Image 6
Campbell Hausfeld SDM-SIO4 manual Data Error Detection, Appendix A. Ascii Table