8 CPU Unit Functions
8-10
NJ-series CPU Unit Software User’s Manual (W501)
8-3 SD Memory Card Operations
This section describes the functions that you can use for SD Memory Cards.
The NJ-series CPU Unit supports the following functions for SD Memory Cards.
*1 A CPU Unit with unit version 1.08 or later and Sysmac Studio version 1.09 or higher are required to use the
FTP client communications instructions.
8-3-1 SD Memory Card Operations
Function Introduction
SD Memory Card operation
instructions
You can access SD Memory Cards from instructions in the user program.
FTP client communications
instructions
*1
You can use these instructions to transfer files via FTP from the CPU Unit
to computers or Controllers at Ethernet nodes.
FTP server
You can use FTP commands from an FTP client on the Intranet to read and
write large files in the SD Memory Card through EtherNet/IP.
File operations from the Sysmac
Studio
You can perform file operations from the Sysmac Studio for the SD Mem-
ory Card inserted in the CPU Unit.
You can perform file operations for Controller files in the SD Memory Card
and save standard document files on the computer.
SD Memory Card life expiration
detection
Notification of the expiration of the life of the SD Memory Card is provided
in a system-defined variable and event log.
SD Memory Card backup and
automatic transfer from SD Mem-
ory Card
You use the SD Memory Card inserted in the CPU Unit to backup, restore,
and verify user programs and data in the Controller. Refer to 9-2 SD Mem-
ory Card Backups and 9-4 Automatic Transfers from SD Memory Cards for
details.
Creating/reading files
from Sysmac Studio
FTP client communications
instructions
FTP server
CPU Unit
SD Memory Card
Sysmac Studio
Memory Card operation
instructions
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