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Overview Section 6-1
6-1 Overview
The CPM1-EMU01-V1 Expansion Memory Unit is a program loader for small-
size or micro PCs. Using the CPM1-EMU01-V1, simple on-site transfer of
user programs and data memory between PCs is possible.
Note The “PLC” in the “DOWNLOAD TO PLC” Button indicates PCs (Programma-
ble Controllers).
6-1-1 Memory Areas
The memory areas that are uploaded or downloaded vary with the button
used as shown in the following table.
Note For details on program size, DM area, and the availability of expansion
instructions, refer to the relevant PC manual.
6-1-2 Precautions
• Do not attempt to use the CPM1-EMU01-V1 for any applications other
than those described here. Doing so may result in malfunction.
• Do not attempt to upload or download data between different types of PC.
Doing so may result in malfunction.
• Do not download when the PC is in RUN or MONITOR mode. If down-
loading is performed when the PC is running, it will automatically switch to
PROGRAM mode and operation will stop.
• Do not attempt to disassemble, repair, or modify the CPM1-EMU01-V1.
Any attempt to do so may result in malfunction, fire, or electric shock.
Uploading
Downloading
Expansion Memory Unit
EEPROM
CPM2C-CN111
CS1W-CN114
CPM2C
CPM2C
CPM2C-CIF01-V1
Button UPLOAD + DM UPLOAD DOWNLOAD TO PLC
Ladder program and
expansion instructions
Read from PC
to EEPROM.
Read from PC
to EEPROM.
All contents of
EEPROM written to
PC.
DM 6144 to 6655 Not affected.
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