Rockwell Automation 1770, D17706.5.16 Ref Mnl DF1 Protocol Command - Manual (Page 175)

10–4 Diagnostic Status Information
Publication 1770Ć6.5.16 - October 1996
1747ĆL532, ĆL541, ĆL542, ĆL543 (SLC 5/03 and SLC 5/04
processors) Status Bytes
Bytes Bits Contents Description
1 0Ć5 mode/status 00
6 testing edits
7 edits in processor
2 0Ć7 type extender EE
3 0Ć7 extended interface type 20 = DH485 on port 0 (RSĆ232) ➀
31 = DH+ on port 1 via domino plug ➁
34 = DF1 fullĆduplex protocol on port 0
36 = DF1 halfĆduplex protocol on port 0
4 0Ć7 extended processor type 49 = rack type 1747ĆL534 ➀
5B = rack type 1747ĆL534 ➁
5 0Ć4 series/revision = 0 firmware release1
= 1 firmware release 2, etc.
5Ć7 = 0 series A
= 1 series B, etc.
6 - 16 all bulletin number/name
(in ASCII)
5/03 = 1747ĆL532
5/04 = 1747ĆL542
ProductĆspecific Information
17
all major error word low byte
18 all major error word high byte
19 0Ć4 processor mode
status/control word
00000 = download
00001 = remote PROG
00011 = idle due to SUS instruction
00110 = remote RUN
00111 = remote TEST; continuous scan
01000 = remote TEST; single scan
01001 = remote TEST; continuous step
10000 = download
10001 = PROG
11011 = idle due to SUS instruction
11110 = RUN
5 forces active
6 forces installed
7 communication active
20 0 processor mode status/control protection power loss
1
p
word (high byte)
startup protect fault
2 load memory module on error
3 load memory module always
4 load memory module and run
5 major error Ć processor halted
6 locked
7 first pass bit
21 0Ć7 program ID low byte
22 0Ć7
p g
high byte
23 0Ć7 processor RAM size (in Kbytes)