118
FINS Commands for SYSMAC LINK Units
Section 6-4
Present and Max. refresh time (response):
The present and maximum data
link refresh times in 4-digit hexadecimal in increments of 1 ms. The range is
0005 to 00FF (5 to 255 ms, in decimal).
Data link status (response):
Four bits are allocated to each node address to
provide information on the status of the data links, as shown below. The func-
tion of each of the 4 bits is shown in the diagram following the table.
6-4-8
INTERNODE ECHO TEST
Performs an internode echo test with the indicated node.
Command Block
Response Block
Parameters
Test data (command and response):
Up to 512 bytes of test data can be
included in the command. This data is transmitted to the indicated node and
returned unchanged if communications are normal. If the data returned in the
response differs from that transmitted in the command, an error occurred in
the internode echo test.
Byte
Bits 4 to 7
Bits 0 to 3
Byte 1
Node address 2
Node address 1
Byte 2
Node address 4
Node address 3
Byte 3
Node address 6
Node address 5
Byte 31
Node address 62
Node address 61
3/7 2/6 1/5 0/4
Bit
1: PLC is in RUN or MONITOR mode
1: PLC is stopped because a fatal error has occurred.
1: Not in network or communication error has occurred.
1: Data link is active.
Command
code
01
08
Test data
512 bytes max.
Command
code
01
08
Test data
512 bytes max.
Response
code
Summary of Contents for CS1W-SLK11-21 - 06-2004
Page 1: ...Cat No W367 E1 02 SYSMAC CS1W SLK11 21 SYSMAC LINK Units...
Page 2: ...CS1W SLK11 21 SYSMAC LINK Units Operation Manual Revised June 2004...
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