FieldServer FS-8700-22 X30 Computer Drive User Manual


 
FS-8700-22_X30_DeviceNet_Slave Manual Page 8 of 12
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
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