Rockwell Automation Allen-Bradley Micro820 User Manual

128 Rockwell Automation Publication 2080-UM002M-EN-E - April 2022
Chapter 6 Micro870 Controller Distributed Network Protocol
Table 12 - Implementation Table for Micro870 controllers
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)
0
211…239
241…243
248…250
252
Device Attribute
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00 (start-stop)
0
240
245…247
Device Attribute
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00 (start-stop)
2 (write) 00, 01 (start-stop)
0254
Device Attribute – Non-specific all
attributes request
1 (read)
00, 01 (start-stop)
06 (no range, or all)
0255
Device Attributes – List of attribute
variations
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00 (start-stop)
1 0 Binary Input – Any Variation 1 (read)
00, 01 (start-stop)
06 (no range, or all)
1 1 Binary Input – Packed format
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00, 01 (start-stop)
1 2 Binary Input – With flags 1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00, 01 (start-stop)
2 0 Binary Input Event – Any Variation 1 (read)
06 (no range, or all)
07, 08 (limited qty)
2 1 Binary Input Event – Without time 1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
22
Binary Input Event – With absolute
time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
2 3 Binary Input Event – With relative time 1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
3 0 Double-bit Binary Input – Any Variation
1 (read)
00, 01 (start-stop)
06 (no range, or all)
31
Double-bit Binary Input – Packed
format
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00, 01 (start-stop)
3 2 Double-bit Binary Input – With flags
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00, 01 (start-stop)
40
Double-bit Binary Input Event – Any
Variation
1 (read)
06 (no range, or all)
07, 08 (limited qty)
41
Double-bit Binary Input Event –
Without time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
42
Double-bit Binary Input Event – With
absolute time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
43
Double-bit Binary Input Event – With
relative time
1 (read)
06 (no range, or all)
07, 08 (limited qty)
129 (response)
130 (unsol. resp)
17, 28 (index)
10 0 Binary Output – Any Variation 1 (read)
00, 01 (start-stop)
06 (no range, or all)
10 2
Binary Output – Output status with
flags
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00, 01 (start-stop)
12 1
Binary Command – Control relay
output block (CROB)
3 (select)
4 (operate)
5 (direct op)
6 (dir. op, no ack)
17, 28 (index) 129 (response) echo of request
20 0 Counter – Any Variation 1 (read)
00, 01 (start-stop)
06 (no range, or all)
20 1 Counter – 32-bit with flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00, 01 (start-stop)
20 1 Counter – 32-bit with flag
7 (freeze)
8 (freeze noack)
9 (freeze clear)
10 (frz. cl. noack)
06 (no range, or all)
20 2 Counter – 16-bit with flag
1 (read)
00, 01 (start-stop)
06 (no range, or all)
129 (response) 00, 01 (start-stop)

Rockwell Automation Allen-Bradley Micro820 Specifications

General

Brand	Rockwell Automation
Model	Allen-Bradley Micro820
Category	Controller
Language	English