FS-8700-54 MDA CM4
Driver Manual
FieldServer Technologies 1991 Tarob Court, Milpitas, California 95035 (408) 262-2299 fax: (408) 262-9042
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Page 4
2.2.4 Client Side Map Descriptors
Section Title
Map_Descriptros
Column Title
Function
Legal Values
Map_Descriptor_Name
Name of this Map Descriptor
Up to 15 alphanumeric characters
Data_Array_Name
Name of Data Array where data is
to be stored in the FIeldServer
One of the Data Array names from
“Data Array” section above
Data_Array_Location
Starting location in Data Array
0 to maximum specified in “Data
Array” section above
Function
Function of Client Map Descriptor
RDBC, WRBC, WRBX
Node_Name
Name of Node to fetch data from
One of the node names specified in
“Client Node Descriptor” above
Data_Type
Data type
Current Point Status, Unit Status,
System Information
Length
Length of Map Descriptor
1 - 100
Address
Starting address of read block
0, 1, 2, 3 *
Scaling
If scaling is required
Data_Array_Low_Scale*
Scaling zero in Data Array
-32767 to 32767,
default 0
Data_Array_High_Scale*
Scaling max in Data Array
-32767 to 32767,
default 100
Node_Low_Scale*
Scaling zero in Connected Node
-32767 to 32767,
default 0
Node_High_Scale*
Scaling max in Connected Node
-32767 to 32767,
default 100
* 0 If Unit Status, System Information.
0, 1, 2, 3 If Current Point Status.
Example:
// Client Side Map Descriptors
//
Map_Descriptors
Map_Descriptor_Name, Data_Array_Name, Data_Array_Offset, Function, Node_Name, Data_Type, Address
CMD_AI_01, DA_AI_01, 0, RDBC, CN_CM4_1, CPS*, 0
CMD_AI_02, DA_AI_02, 0, RDBC, CN_CM4_1, CPS*, 1
CMD_AI_03, DA_AI_03, 0, RDBC, CN_CM4_1, CPS*, 2
CMD_AI_04, DA_AI_04, 0, RDBC, CN_CM4_1, CPS*, 3
CMD_AI_11, DA_AI_11, 0, RDBC, CN_CM4_1, Unit Status, 0
CMD_AI_21, DA_AI_21, 0, RDBC, CN_CM4_1, SI**, 0
*->
Current Point Status
**->
System Information
