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Rockwell Automation Publication 1766-UM001O-EN-P - September 2021
Appendix F MicroLogix 1400 Distributed Network Protocol
Diagnostics
Errors in a DNP3 Slave subsystem are logged in the Communication Status
File. There are 71 words for the troubleshooting.
This section shows the 71 words of the communication status file for each
Channel 0 or Channel 2 port.
Table 31 - Communication Status File Words
Words Offset
File/Element
Description for
Channel 0
File/Element
Description for
Channel 2
Description
0
CS0:0
CS2:0
General Status Category Block ID
1
CS0:1
CS2:1
Length – 8 bytes (4 words including format code)
2
CS0:2
CS2:2
Format Code – Always 0
3
CS0:3
CS2:3
Communications Configuration Error Code
4
CS0:4
CS2:4
bit 15: Reserved – Always 0
bit 14: Modem Lost Bit
bits 5…13: Reserved – Always 0
bit 4: Communications Active Bit
bit 3: Selection Status Bit
bit 2: Outgoing Message Command Pending
bit 1: Incoming Message Reply Pending
bit 0: Incoming Command Pending
5
CS0:5
CS2:5
bits 8…15: Baud Rate that the selected link layer driver is operating at out communication channel.
bits 0…7: Node Address
6
CS0:6
CS2:6
Diagnostic Counters Category Identifier
7
CS0:7
CS2:7
Length
8
CS0:8
CS2:8
Format Code
9
CS0:9
CS2:9
bits 4…15: Reserved modem control line states – Always 0
bit 3: Data Carrier Detect
bit 2: Reserved modem control line state – Always 0
bit 1: Request To Send
bit 0: Clear To Send
10
CS0:10
CS2:10
Total Packets Sent
11
CS0:11
CS2:11
Total Packets Received for this node
12
CS0:12
CS2:12
Total Packets Observed
13
CS0:13
CS2:13
Undelivered Message Packets
14
CS0:14
CS2:14
Message Packets Retried
15
CS0:15
CS2:15
NAK Packets Received
16
CS0:16
CS2:16
Link Layer Error Count
17
CS0:17
CS2:17
Link Layer Error Codes
0: ERR_NO_ERROR
1: ERR_NO_RX_BUFFER
2: ERR_TOO_SHORT
3: ERR_TOO_LONG
4: ERR_UART_ERROR
5: ERR_BAD_CRC
6: ERR_CTS_TIMEOUT
7: ERR_CTS_DROP_MID_PKT
8: ERR_UNKNOWN_CHAR
18
CS0:18
CS2:18
Reserved – Always 0
19
CS0:19
CS2:19
Reserved – Always 0
20
CS0:20
CS2:20
Reserved – Always 0
21
CS0:21
CS2:21
Reserved – Always 0
22
CS0:22
CS2:22
Reserved – Always 0
23
CS0:23
CS2:23
Data Link Layer Active Node Table
24
CS0:24
CS2:24
Length
25
CS0:25
CS2:25
Format Code
26
CS0:26
CS2:26
Number of Nodes
27
CS0:27
CS2:27
Reserved – Always 0
28
CS0:28
CS2:28
Reserved – Always 0
29
CS0:29
CS2:29
Reserved – Always 0
Содержание 1766-L32AWA
Страница 10: ...10 Rockwell Automation Publication 1766 UM001O EN P September 2021 Table of Contents Notes ...
Страница 18: ...18 Rockwell Automation Publication 1766 UM001O EN P September 2021 Chapter 1 Hardware Overview Notes ...
Страница 56: ...56 Rockwell Automation Publication 1766 UM001O EN P September 2021 Chapter 3 Wire Your Controller Notes ...
Страница 122: ...122 Rockwell Automation Publication 1766 UM001O EN P September 2021 Chapter 5 LCD and Keypad Notes ...
Страница 152: ...152 Rockwell Automation Publication 1766 UM001O EN P September 2021 Appendix B Replacement Parts Notes ...
Страница 160: ...160 Rockwell Automation Publication 1766 UM001O EN P September 2021 Appendix C Troubleshoot Your System Notes ...
Страница 302: ...302 Rockwell Automation Publication 1766 UM001O EN P September 2021 Glossary Notes ...
Страница 308: ...308 Rockwell Automation Publication 1766 UM001O EN P September 2021 Index Notes ...