8 APPLICATION INSTRUCTION
8.7 Extended File Register Operation Instruction
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8
Precautions
• If the ERWRITE instruction is executed, an access to the SD memory card occurs and the scan time is extended.
• This instruction cannot be executed with the extended file register operation instruction simultaneously.
• When executing the following extended file register operation instruction, detect the extended file register (ER) access flag:
SM9366 switching from ON to OFF, and turn on the drive contact of the extended file register operation instruction.
• The ERWRITE instruction cannot be executed in the interrupt program.
• Do not change the value of the file register (R) during transferring the extended file register (ER).
• Do not turn off the power supply of the CPU module during access to the extended file register (ER).
Operation error
Error code
(SD0/SD8067)
Description
2121H
The SD memory card is not formatted.
2820H
The last device number of the device to be transferred (s) exceeds the device points assignment setting of the file register (R).
2821H
The device other than the target device is specified to each operand.
3583H
The extended file register operation instruction is executed in the F/W of the serial number 16X**** or earlier.
3584H
Write protect of the SD memory card is enabled.
3585H
• A storage capacity in the SD memory card for the extended file register "EXFILER.ERD" is insufficient.
• A storage capacity in the SD memory card for the copy file "~$EXFILER.ERD" is insufficient.
3586H
• The SD memory card is not inserted.
• The SD memory card is removed or unmounted during transferring the extended file register (ER).
3587H
The writing to the SD memory card did not complete normally.
Содержание MELSEC iQ-F FX5
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Страница 25: ...23 PART 1 PART 1 OVERVIEW Part 1 consists of the following chapter 1 OVERVIEW 2 PRECAUTIONS ON PROGRAMMING ...
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