Mitsubishi Electric QJ71DN91, User Manual

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MELSEC-Q
8 PROGRAMMING FOR EXECUTING THE SLAVE FUNCTION
(2) Operation flow of parameter saving to flash ROM
The following explains the operation flow in the case of saving parameters to the
flash ROM.
When using the utility package, refer to Section 8.2.1 (2).
When not using the utility package, refer to Section 8.2.2 (2).
I/O Communication
Request (Y11)
I/O Communicating (X01)
Request for Saving
Parameters to
Flash ROM (Y17)
Parameters Saved to
Flash ROM (X07)
Saving Parameters to
Flash ROM (X06)
Auto Configuration
Request (Y15)
Parameter
check
Parameters
Flash ROM
Parameter Area Select Bit
(0630
H
)
MOV/TO
instruction
Error Set Signal for
Slave Function (X08)
MOV/FROM
instruction
Error Information for
Slave Function (0601
H
)
MOV/TO
instruction
3)
5)
OFF
OFF OFF
OFF
OFF
OFF
OFF
OFF
1)
2)
3)
4)
6)
8)
7)
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
ON
1) Set parameters in the following buffer memory areas:
• Parameters for Slave Function (address : 060E
H
, 060F
H
)
• Auto Communication Start Setting (address : 0631
H
)
2) Specify a parameter saving area in Parameter Area Select Bit
(address: 0630
H
).
3) Set I/O Communication Request (Y11) and Auto Configuration
Request (Y15) to off.
4) When Request for Saving Parameters to Flash ROM (Y17) is set to on,
parameters are checked.
5) If the parameter check is completed successfully, saving the
parameters to the flash ROM is started, and Saving Parameters to
Flash ROM (X06) is set to on.
6) If the parameter check has failed, the ERR. LED lights up and Error
Set Signal for Slave Function (X08) is set to on.
Check the error code in Error Information for Slave Function (address:
0601
H
), and take corrective actions.
7) Upon completion of parameter saving to the flash ROM, Parameters
Saved to Flash ROM (X07) is set to on.
8) When Request for Saving Parameters to Flash ROM (Y17) is set to off,
Saving Parameters to Flash ROM (X06) and Parameters Saved to
Flash ROM (X07) are set to off.
8