FieldServer FS-8700-22 X30 - Manual (Page 8)

FS-8700-22_X30_DeviceNet_Slave Manual Page 8 of 12
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4.4. Server 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
local input buffer
WRBC -Writes data to the
local 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 local buffer
BYTE, WORD, DWORD,
FLOAT, BOOL
Address Byte offset into local buffer
RDBC: 0 – 511
WRBC: 0 – 511
Length
Number of
DeviceNet_Data_Type
items in local buffer
BYTE: 1 – 512
WORD: 1 – 256
DWORD: 1 – 128
FLOAT: 1 –128
BOOL: 1 – 4096