Mitsubishi MELSEC-Q Series User Manual page 289

APPENDIX
PLC CPU
Device memory
App - 28
(2) Operation error
In the following cases, operation error occurs; the error flag (SM0) turns ON and
the error code is stored in SD0.
Error code
When the module specified by Un is not an intelligent function module.
2112
When the module specified by Un is not a special function module.
4002 When an attempt was made to execute an unsupported instruction.
4003 When the number of devices in the instruction is incorrect.
4004 When the instruction specifies a device that cannot be used.
When the setting for number of points to write (n3) is outside of the setting range.
4100
When the station number specified with n1 does not exist.
(3) Program example
Master module
(Start I/O number 40)
Automatic update buffer
When X0 is turned ON, the following example program writes 10-word data from
D0 to the automatic update buffer offset value starting from 100 (400
intelligent device station) in the master module.
(When the link special register (SW) refresh device is set to SW0)
Description of operation error
Intelligent device station
(Station number 1)
Buffer memory
300
Automatic update
buffer memory
5FF
MELSEC-Q
H
H
of the
H
App - 28