Rockwell Automation 2755 Enhanced Decoder Series B - Manual (Page 282)

16–17 PCCC Host Commands
Publication 2755-833
1
3
0
2
4
STS= 00H
TNS
High Byte Low Byte
MSB LSB
CMD= 06H
Read Diagnostic Status Command
0 STS= 00H
High Byte Low Byte
MSB LSB
2
Read Diagnostic Status Reply
1
3
FNC=03H
4 EE 00
6 21 22
8
”2” 22
10
”5” ”7”
12
”–” ”5”
14
”D” (or “S”) ”D”
” ” ”1”
” ” ” ”
00 00
00 00
00 00
00 00
5
7
9
11
13
15
17
19
21
23
25
27
16
18
20
22
24
26
CMD Reply = 46H
TNS
The Series/Revision byte indicates the product series and revision
levels. The three most significant bits indicate the series and the
other five bits indicate the revision. For example, a value of 0 = A,
1 = B, 2 = C.
Series A, Revision A returns as
Series B, Revision C returns as
000 00000
001 00010
A A
B C