3.2 Function Modules
USB Memory
3-85
3
CPU Unit Functionality
USB Memory
You can transfer user application data between the RAM in the CPU Unit and the USB memory device.
Operating Procedures
This section describes the procedures for loading all of the data from the USB memory device and saving
all of the data to the USB memory device.
Batch Loading from USB Memory Device
1.
Turn OFF the power supply to the CPU Unit.
2.
Insert the USB memory device that contains the application data to be transferred into the USB
connector on the CPU Unit.
3.
Turn ON only the LOAD pin on the mode switch 1 on the CPU Unit.
Operation
Description
Reference
USB mem-
ory batch
transfer
Batch load
Loads all of the user application data that
is saved in the USB memory device to
the CPU Unit’s RAM. The data is also
saved to flash memory.
Batch Loading from USB Memory Device
Batch save
Saves all of the user application data that
is saved in the CPU Unit’s RAM to the
USB memory device.
Batch Saving to USB Memory (page 3-86)
Data logging
Saves all of the logged data in the CPU
Unit to the USB memory device.
Import/
Export
instructions
Batch load
Loads all of the user application data that
is saved in the USB memory device to
the CPU Unit’s RAM from within a lad-
der program.
MP3000 Series Ladder Programming Manual
(Manual No.: SIEP C880725 13)
Batch save
Saves all of user application data that is
saved in the CPU Unit’s RAM to the
USB memory device from within a lad-
der program.
Make sure that the folder hierarchy and file naming where the application data is to be stored
is as shown below.
Information
MP_BKUP
BACKUP
