Mitsubishi Electric MELSEC-Q Structured Programming Manual page 174

FXCPU Structured Programming Manual
[Device & Common]
Number and name
Error detection (Refer to Chapter 5 for details.)
[M]8060 I/O configuration error
[M]8061 PLC hardware error
[M]8062 PLC/PP communication error
Parallel link error
[M]8063
RS-232C communication error
[M]8064 Parameter error
[M]8065 Syntax error
[M]8066 Circuit error
*1
Operation error
[M]8067
M 8068 Operation error latch
*3
I/O bus check
M 8069
*1. Cleared when the PLC mode switches from STOP to RUN.
(Note that M8068 and D8068 are not cleared.)
*2. Available in Ver. 1.20 or later.
*3. When M8069 is set to ON, the PLC executes the I/O bus check.
When an error occurs, D8061 stores the error code "6103" and M8061 turns ON.
Parallel link
*4
Parallel link (Should be set to ON for the master station.)
M 8070
*4
Parallel link (Should be set to ON for the slave station.)
M 8071
[M]8072 Parallel link (Remains ON during operation.)
Parallel link (Turns ON when M8070 or M8071 is set
[M]8073
incorrectly.)
*4. Cleared when the PLC mode switches from STOP to RUN.
Sampling trace
RAM file register use mode (backed up against power
M8074
interruption)
M8075 Ready request for sampling trace
Sampling trace preparation complete (execution start
M8076
command)
[M]8077 Remains ON while sampling trace is executed.
[M]8078 Turns ON when sampling trace is completed.
[M]8079 Turns ON when the number of times of trace reaches 512.
[M]8080 to [M]8098 Unavailable
*5. Available in Ver. 3.01 or later.
High speed ring counter
*6
High speed ring counter operation
M 8099
*6. The high speed ring counter D8099 is activated when the END instruction is executed after M8099
turned ON.
Undefined
[M]8100 to [M]8119 Unavailable
172
4 Operations of Special Devices (M8000 and later, D8000 and later)
Operation and function
*1
4.1 Special Device List (M8000 and later, D8000 and later)
Applicable model
FX ,
0S
FX FX
0N U
FX
0
- -
- -
*2
-
- -
- -
- -
- -
- -
*5
- -
- -
- -
- -
- -
- -
- - -
- -
- - -
Corresponding
FX
2C
special device
D8060
D8061
D8062
D8063
D8064
D8065
D8069
D8066
D8069
D8067
D8069
D8068
-
-
-
-
-
-
-
-
-
-
-
- -
-
- -