2.4 Communications with MP-series Controllers
Message Functions
2-80
Processing Result (PARAM00)
This parameter gives the processing result.
Note: The lower byte is used for system analysis.
Refer to the following section for details on errors.
Detail Error Code (PARAM02 and PARAM03) (page 2-81)
Status (PARAM01)
This parameter gives the status of the communications device.
The following figure shows the bit assignments and it is followed by a detailed description of each assign-
ment.
REQUEST
This bit gives the status of the processing request for the MSG-RCVE function.
RESULT
These bits give the execution result of the MSG-RCVE function.
Processing
Result Value
Meaning
00xx hex Busy
10xx hex Complete
8yxx hex Error
Bit Status Meaning
1 Processing is being requested.
0 Processing request has ended.
Code Abbreviation Meaning
0 CONN_NG
The message send failed or connection ended with an error in
Ethernet communications.
1 SEND_OK The message was sent normally.
2 REC_OK The message was received normally.
3 ABORT_OK The request to abort execution was completed.
4 FMT_NG A parameter formatting error occurred.
5 SEQ_NG A command sequence error occurred.
6 RESET_NG A reset occurred.
7REC_NG
A data reception error (error detected in the lower-layer program)
occurred.
FEDCBA9876543210
Bits 0 to 7:
PARAMETER
Bits 8 to B:
COMMAND
Bits C to E:
RESULT
Bit F:
REQUEST
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