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CV-mode Commands for SYSMAC LINK Units
Bit
7
6
0
106
Second byte:
Bit
7
6
5
4
0
0
0
0
Power supply status:
0: No power
1: Power supplied
Third byte:
Bit
7
6
5
4
0
0
0
0
A network parameter mismatch error occurs when the parameters set in the
Unit at initialization do not match those of the currently operating network.
The network parameters will be reset automatically.
Fourth byte:
5
4
3
2
1
0
0
0
1: Communications controller watchdog timer error
1: Communications controller memory error
1: Communications controller chip bad
1: Communications controller transmitter bad
1: Local node internode echo test error
Fifth byte:
Bit
7
6
0
Event occurrences (response): These eight bytes indicate how many times
the following events have occurred. Each number is 2-digit hexadecimal, so 00
to FF (0 to 255 decimal) occurrences can be recorded. If an event occurs more
than 255 times, the number will remain at 255.
First byte:
Second byte: Token retransmission
Third byte:
Fourth byte:
Fifth byte:
Sixth byte:
Seventh byte: Member node changes
Eighth byte:
3
2
1
0
0
0
0
3
2
1
0
0
1: Node number range error
1: Node number duplication error
1: Network parameter mismatch error
5
4
3
2
1
0
0
0
0
CRC errors
Token rejections
Token passing time outs
Polling time outs
Polling unit changes
Communication controller data transfer stops
Section 6-6
1: Network parameter error
1: Data link table error
1: System setup error
1: EEPROM error
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