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FS-8700-114 DeviceNet Master Manual Page 8 of 15
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4.4. Client Side Map Descriptors
4.4.1. FieldServer Specific Map Descriptor Parameters
Column Title Function Legal Values
Map_Descriptor_Name
Name of this Map Descriptor
Up to 32 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_Offset Starting location in Data Array
0 to maximum specified in “Data
Array” section above
Function
Function of Server Map
Descriptor
RDBC -Reads data from the
remote input buffer
WRBC -Writes data to the remote
output buffer
Scan_Interval Buffers Update Period > 0.001s
4.4.2. Driver Specific Map Descriptor Parameters
Column Title Function Legal Values
Node_Name Name of Node
One of the Node names
specified in “Server Node
Descriptor” above
DeviceNet_Data_Type
Data Type of remote buffer Byte, Word, Dword, Float, Bool
Address Byte offset into remote buffer
RDBC: 0 – 511
WRBC: 0 – 511
Length
Number of DeviceNet_Data_Type
items in remote buffer
BYTE: 1 – 512
WORD: 1 – 256
DWORD: 1 – 128
FLOAT: 1 –128
BOOL: 1 – 4096