Allen-Bradley Bulletin 1203 Series User 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
1 – 999
1000 – 1999
–
8000 – 8999
9000 – 9999
1 – 249
250 – 499
–
9500 – 9749
9750 – 9999
1–999
1000 – 1999
–
8000 – 8999
9000 – 9999
1 – 249
250 – 499
–
9500 – 9749
9750 – 9999
"
Note: Some devices cannot access an element number over 254.
The files from N50 to N129 are intended for use with those devices.
File Addresses Description of Location's Purpose
N10:1 – 999
N11:0 – 999
–
N18:0 – 999
N19:0 – 999
N50:1 – 249
N51:0 – 249
–
N88:0 – 249
N89:0 – 249
N20:0 – 127 Status of last parameter write
N30:1 – 999
N31:0 – 999
–
N38:0 – 999
N39:0 – 999
N90:1 – 249
N91:0 – 249
–
N128:0 – 249
N129:0 – 249
N40:0 – 63 Block transfer emulation area
N41:0 Logic command/status
N42:0
N42:1
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) SLC compatible system file (DH–485)
Parameter
value
read or write
Parameter
value
read or write
Parameter
read
full
Parameter
read
full
#ENQs
#NAKs
Station name (DF1)