FPΣ User's Manual
12.7 Error Codes
301
12.7.3 MEWTOCOL-COM Error Codes
Error
code
Name Description
!21
NACK error
!22
WACK error
!23
Unit no. overlap
!24
Transmission format error
!25
Link unit hardware error
!26
Unit no. setting error
!27
No support error
!28
No response error
!29
Buffer closed error
!30
Time-out error
!32
Transmission impossible error
!33
Communication stop
!36
No destination error
!38
Other communication error
Link system error
!40
BCC error A transfer error occurred in the data received.
!41
Format error A formatting error in the command received was detected.
!42
No support error A non-supported command was received.
!43 Multiple frames procedure error
A different command was received when processing multiple
frames.
!50 Link setting error
A non-existing route number was specified. Verify the route
number by designating the transmission station.
!51 Transmission time-out error
Transmission to another device is not possible because the
transmission buffer is full.
!52 Transmit disable error
Transmission processing to another device is not possible (link unit
runaway, etc.).
!53
Busy error
Processing of command received is not possible because of
multiple frame processing or because command being processed
is congested.
!60
Parameter error Content of specified parameter does not exist or cannot be used.
!61 Data error
There was a mistake in the contact, data area, data number
designation, size designation, range, or format designation.
!62 Registration over error
Operation was done when number of registrations was exceeded
or when there was no registration.
!63 PC mode error
PC command that cannot be processed was executed during RUN
mode.
!64 External memory error
An abnormality occurred when loading RAM to ROM/IC memory
card. There may be a problem with the ROM or IC memory card.
When loading, the specified contents exceeded the capacity. Write
error occurs.
• ROM or IC memory card is not installed.
• ROM or IC memory card does not conform to specifications
!65
Protect error
A program or system register write operation was executed when
the protect mode (password setting or DIP switch, etc.) or ROM
operation mode was being used.
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