Rockwell Automation 1203 Serial Communications Module Series B - Manual (Page 40)

4–6 Configuring and Interfacing
1203–5.5 September 1995
The following is the data table structure for the Serial
Communications Module:
Parameter Number File Addresses Description of Location’s Purpose
1 – 999 N10:1 – 999
1000 – 1999 N11:0 – 999 Parameter
– – value
8000 – 8999 N18:0 – 999 read or write
9000 – 9999 N19:0 – 999
1 – 249 N50:1 – 249
250 – 499 N51:0 – 249 Parameter
– – value
9500 – 9749 N88:0 – 249 read or write
9750 – 9999 N89:0 – 249
N20:0 – 127 Status of last parameter write
1–999 N30:1 – 999
1000 – 1999 N31:0 – 999 Parameter
– – read
8000 – 8999 N38:0 – 999 full
9000 – 9999 N39:0 – 999
1 – 249 N90:1 – 249
250 – 499 N91:0 – 249 Parameter
– – read
9500 – 9749 N128:0 – 249 full
9750 – 9999 N129:0 – 249
N40:0 – 63 Block transfer emulation area
N41:0 Logic command/status
N42:0 #ENQs
N42:1 #NAKs
N42:2 Message TIMEOUT (mS)
N42:3 Application TIMEOUT (Seconds)
N42:4 Adapter series number (2 = B)
N42:5 Adapter firmware version (201=FRN2.01)
N42:6 Maximum node address (DH–485)
System File 0
(or N200:1 – 63)
Station name (DF1)
SLC compatible system file (DH–485)
Note: Some devices cannot access an element number over 254.
The files from N50 to N129 are intended for use with those devices.
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