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8700
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82 Carrier DataLink
Table of Contents
FieldServer Technologies 1991 Tarob Court Milpitas, California 95035 USA Web:www.fieldserver.com
Tel: (408) 262-2299 Fax: (408) 262-9042 Toll_Free: 888-509-1970 email: support@fieldserver.com
TABLE OF CONTENTS
1.
Carrier DataLink Description..........................................................................................3
2.
Driver Scope of Supply...................................................................................................4
2.1.
Supplied by FieldServer Technologies for this driver ..................................................4
2.2.
Provided by Suppler of 3
rd
Party Equipment................................................................4
3.
Hardware Connections ...................................................................................................5
4.
Configuring the FieldServer as a Carrier DataLink Client ............................................6
4.1.
Data Arrays/Descriptors..............................................................................................6
4.2.
Client Side Connection Descriptions...........................................................................7
4.3.
Client Side Node Descriptors......................................................................................8
4.4.
Client Side Map Descriptors........................................................................................8
4.4.1.
FieldServer Related Map Descriptor Parameters.....................................................8
4.4.2.
Driver Related Map Descriptor Parameters .............................................................9
4.4.3.
Timing Parameters ..................................................................................................9
4.4.4.
Map Descriptor Example 1 – Read a Table ...........................................................10
4.4.5.
Map Descriptor Example 2 – Read a Variable .......................................................11
4.4.6.
Map Descriptor Example 3 – Write A Variable .......................................................11
4.4.7.
Map Descriptor Example 4 – Write Day of Week (DOW) or Time ..........................12
5.
Configuring the FieldServer as a Carrier DataLink Server.........................................13
5.1.
Server Side Connection Descriptors .........................................................................13
5.2.
Server Side Nodes....................................................................................................14
5.3.
Server Side Map Descriptors ....................................................................................15
5.3.1.
FieldServer Specific Map Descriptor Parameters...................................................15
5.3.2.
Driver Specific Map Descriptor Parameters ...........................................................15
5.3.3.
Timing Parameters ................................................................................................16
5.3.4.
Map Descriptor Example. ......................................................................................17
5.4.
Driver Limitations and Exclusions .............................................................................18
Appendix A.
Advanced Topics ..........................................................................................19
Appendix A.1.
Table Names ...............................................................................................19
Appendix A.2.
Using the Carrier Datalink Driver to Obtain Field Names .............................21
Appendix A.3.
Map Descriptor Length Explained................................................................23
Appendix A.3.1.
Client Reads a Table: ............................................................................23
Appendix A.3.2.
Client reads a variable:..........................................................................23
Appendix A.3.3.
Client writes a variable:..........................................................................23
Appendix A.3.4.
Server:...................................................................................................23
Appendix A.4.
How the Client stores the states/values of the Table Variables....................23
Appendix A.4.1.
Discrete States ......................................................................................23
Appendix A.4.2.
Extending the List of Discrete State Words............................................24
Appendix A.4.3.
Time Values ..........................................................................................25
Appendix A.4.4.
Numeric Values .....................................................................................25
Appendix A.4.5.
Occupancy Strings / Values...................................................................25
Appendix A.5.
Timing Considerations .................................................................................25
Appendix B.
Carrier DataLink Device Error Response ....................................................26
Appendix C.
Driver Notes...................................................................................................27
Appendix C.1.
Driver Stats..................................................................................................27
Appendix D.
Driver Error Messages ..................................................................................29