Mitsubishi MELSEC Q Series User Manual page 441

APPENDIX
Device Item
(S1) + 0 Completion status
(S1) + 1 Setting flag
Number of
connected modules
(S1) + 2
involved in
communication
(S1) + 3 Number of retries Sets the number of retries to a communication faulty station.
Number of
(S1) + 4 automatic return
modules
Operation
(S1) + 5 specification when
CPU is down
Scan mode
(S1) + 6
specification
(S1) + 7 Delay time setting Sets the link scan interval. (Unit: 50µs)
App - 30
Control data
Stores the status when the instruction is complete.
0 : No error (normal completion)
Other than 0: Error code
Specifies whether the individual setting data from (S2) to
(S5) is valid or invalid.
1
0: Invalid
1: Valid
b15 b14 b13 b4 b3 b2 b1 b0
0 0
to
Send, receive and automatic refresh buffer
assignment data (S5)
Mode
00: Remote net (Ver.1 mode)
01: Remote net (Additional mode)
10: Remote net (Ver.2 mode)
11: Not used
Sets the number of connected slave stations.
Sets the number of slave stations that can be returned per
one link scan.
Specifies the data link status when a master station PLC
CPU error occurs.
0: Stop
1: Continue
Specifies either the synchronous or asynchronous mode for
sequence scan.
0: Asynchronous
1: Synchronous
1 For the setting data specified invalid, default parameter will be applied.
Set data
Slave station setting data (S2)
Reserved station specification data
(S3)
Error invalid station specification data
(S4)
MELSEC-Q
Setting range Set by
— System
—
User
1 to 64
1 to 7
1 to 10
0, 1
0, 1
0 to 100
App - 30