User Guide

FS-8700-128 Safetran SCS-128 Manual Page 10 of 15
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4.6. Map Descriptor Example: Write Controls
The following Map Descriptor will write 256 controls to physical Server Node_A (described in Client Side Node Descriptors section) whenever any of the control statuses changes/updates. One such Map Descriptor is required per Node. // Client Side Map Descriptors Map_Descriptors Map_Descriptor_Name, Data_Array_Name, Data_Array_Offset, Function, Node_name Data_Type Length SCS128_Poll_Type CMD_DO1, DA_DO_01, 0, Wrbx, Node_A, Flag, 256, Controls CMD_DO2, DA_8O_01, 0, Wrbx, Node_A, Byte, 32, Controls CMD_DO3, DA_16O_01, 0, Wrbx, Node_A, Register, 16, Controls CMD_DO4, DA_32O_01, 0, Wrbx, Node_A, 32-Bit_Reg, 8, Controls
Name of one of the Data Arrays defined in Data_Array section. This Data Array holds control statuses to be written to other devices.
Starting offset in the Data
Array which
holds the 1
st
control status.
One of the Nodes declared in the Node Section. Indications will read from the station address belonging to this Node
Number of consecutive locations in the Data array to use when issuing the Write command.
Wrbx: send write command to the Server when the associated Controls updates or changes. To write continuously use Wrbc as function and add a Scan_Interval parameter to configure how often to write.