Mitsubishi L26CPU-BT, User Manual

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9. DEDICATED INSTRUCTIONS AND PROGRAMMING
(2) Operation error
In the following cases, an operation error occurs; the error flag (SM0) turns ON
and the error code is stored in SD0.
Error code Description of operation error
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.
4100 When the instruction contains the data that cannot be used.
4101
When the number of data set to be used exceeds the allowable range.
Or, when the storage data or constants of the device specified with the instruction
exceeds the allowable range.
(3) Program example
When M1 turns ON, 11-word data in the buffer memory address 400
H
and later of
the intelligent device station No.63 (AJ65BT-R2N), which is connected to the
master module installed in the position of I/O No. X/Y00 to X/Y1F, are read out to
the area starting from D40.
The settings of the interlock signal storage device are as follows: request device
RY2, completion device RX2, error code storage device RWr2, and completion
mode 1.
Also, set the link special register (SW) refresh device to SW0000.
M10 is the G(P).RIRCV instruction executing flag.
Control data setting
Interlock signal storage
device setting
Dedicated instruction execution
Processing upon normal
completion of dedicated instruction
Processing upon failure of
dedicated instruction
Sets G(P).RIRCV instruction
executing flag to ON.
Performs processing for abnormal completion.
Performs processing for normal completion.
Sets G(P).RIRCV instruction
executing flag to OFF.
Sets read request to OFF.