Parameter Details - YASKAWA MP920 User Manual

A.2.3

Parameter Details

Processing Result (PARAM00)
The processing result is output to the higher-place byte of PARAM00. The lower-place byte
is for system analysis.
• 00
• 10
• 8 : Error occurred (ERROR)
Error
Code
81
82
83
84
85
86
88
89
Status (PARAM01)
PARAM01 outputs the status of the communications unit.
1. Bit Assignments
F E
:Processing in progress (BUSY)
:Processing completed (COMPLETE)
Error
Function code error
Address setting error
Data size error
Line number setting error
Channel number setting
error
Station address error
Communications unit error.
Device selection error
D C B A 9 8 7 6
COMMAND
RESULT
REQUEST
A-15
A.2 RECEIVE MESSAGE Function (MSG-RCV)
Details
An undefined function code was received.
The data address, coil offset, input relay offset,
input register offset, or holding register offset
setting is outside the allowable range.
The size of the sent or received data is outside
the allowable range.
The line number setting is outside the allowable
range.
The channel number setting is outside the allow-
able range.
The station number setting is outside the allow-
able range.
An error response was returned from the com-
munications unit. See Status (PARAM01)
below.
An unavailable device was selected.
5 4 3 2 1 0
PARAMETER
A