A.1.3 Parameter Details - YASKAWA MP920 User Manual

Appendix A System Functions

A.1.3 Parameter Details

A.1.3 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 : Processing in progress (BUSY)
• 10 : Processing completed (COMPLETE)
• 8 : Error occurred (ERROR)
Error Error
Code
81
Function code error
82
Address setting error
83
Data size error
84 Line number setting error
85
Channel number setting
error
86
Station address error
88
Communications unit error
89 Device selection error
Status (PARAM01)
PARAM01 contains the status of the communications unit.
1. Bit Assignments
F E D C B A
REQUEST
An attempt was made to send an undefined func-
tion code, or 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
below.
An unavailable device was selected.
9 8 7 6 5 4 3 2
COMMAND
RESULT
A-4
Details
Status (PARAM01)
1 0
PARAMETER