50
CP1L-EL/EM CPU Unit Operation
Section 2-3
Reading from a Memory Cassette
Data
Method
Destination
User program and
parameter data
This data is transferred by
turning SW2 on the DIP
switch to ON and turning ON
the power supply.
Data in the Memory Cassette
is transferred to RAM and
then automatically transferred
to the built-in flash memory.
Comment memory
and function block
source data
Data is transferred to the built-
in flash memory.
DM Area data
DM Area data originally from
the built-in flash memory is
transferred back to the flash
memory and DM Area data
originally from RAM is trans-
ferred to RAM.
RAM
DM Area
data from RAM
User program
area
Parameter
area
I/O memory area
DM Area
Battery
Backup
Built-in flash memory
Power turned ON with SW2 turned ON
Parameter area
DM Area initial
values
Comment
memory area
FB source
memory area
Memory Cassette
User program
area
Parameter area
DM Area initial
values
Comment
memory area
FB source
memory area
CPU Unit
FB = Function block
User program
area
Summary of Contents for CP1L-EL20DR-D
Page 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
Page 4: ...iv...
Page 10: ...x...
Page 22: ...xxii...
Page 34: ...xxxiv Software Licenses and Copyrights 7...
Page 192: ...158 Trial Operation and Debugging Section 5 3...
Page 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Page 666: ...632 Trouble Shooting Section 11 7...
Page 696: ...662 Standard Models Appendix A...
Page 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Page 836: ...802 PLC Setup Appendix G...
Page 838: ...804 TCP Status Transitions Appendix H...
Page 840: ...806 Ethernet Network Parameters Appendix I...
Page 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Page 844: ...810 Ethernet Specifications Appendix K...
Page 851: ...Index 817 work words 118 write protection 447...
Page 852: ...818 Index...
Page 854: ...820 Revision History...
Page 855: ......