
Rockwell Automation Publication 2080-UM002N-EN-E - November 2022
119
Chapter 6 Micro870 Controller Distributed Network Protocol
20
6
Counter – 16-bit without flag
7 (freeze)
8 (freeze noack)
9 (freeze clear)
10 (frz. cl. noack)
06 (no range, or all)
21
0
Frozen Counter – Any Variation
1 (read)
00, 01 (start-stop)
06 (no range, or all)
21
1
Frozen Counter – 32-bit with flag
1 (read)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
21
2
Frozen Counter – 16-bit with flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
21
5
Frozen Counter – 32-bit with flag and
time
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
21
6
Frozen Counter – 16-bit with flag and
time
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
21
9
Frozen Counter – 32-bit without flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
21
10
Frozen Counter – 16-bit without flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
22
0
Counter Event – Any Variation
1 (read)
06 (no range, or all)
07, 08 (limited qty)
22
1
Counter Event – 32-bit with flag
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
22
2
Counter Event – 16-bit with flag
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
22
5
Counter Event – 32-bit with flag and
time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
22
6
Counter Event – 16-bit with flag and
time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
23
0
Frozen Counter Event – Any Variation 1 (read)
06 (no range, or all)
07, 08 (limited qty)
23
1
Frozen Counter Event – 32-bit with flag 1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
23
2
Frozen Counter Event – 16-bit with flag 1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
23
5
Frozen Counter Event – 32-bit with flag
and time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
23
6
Frozen Counter Event – 16-bit with flag
and time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
30
0
Analog Input – Any Variation
1 (read)
00, 01 (start-stop)
06 (no range, or all)
30
1
Analog Input – 32-bit with flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
30
2
Analog Input – 16-bit with flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
30
3
Analog Input – 32-bit without flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
30
4
Analog Input – 16-bit without flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
30
5
Analog Input – Single-prec flt-pt with
flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response)
00, 01 (start-stop)
32
0
Analog Input Event – Any Variation
1 (read)
06 (no range, or all)
07, 08 (limited qty)
32
1
Analog Input Event – 32-bit without
time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
32
2
Analog Input Event – 16-bit without
time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
32
3
Analog Input Event – 32-bit with time 1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
Table 12 - Implementation Table for Micro870 controllers (Continued)
DNP Object Group & Variation
Request
DNP3 Master may issue
Controller must parse
Response
DNP3 Master must parse
Controller may issue
Group Num Var Num Description
Function Codes (dec)
Qualifier Codes (hex)
Function Codes (dec)
Qualifier Codes (hex)