47
CP1L-EL/EM CPU Unit Operation
Section 2-3
2-3-2
Flash Memory Data Transfers
Built-in Flash Memory
Writing to Flash Memory
Data
Transfer method
User program and
parameter data
This data is automatically transferred from RAM to flash mem-
ory when a project is transferred from the CX-Programmer,
when the data is written to RAM from a PT or other external
device, or when the data is transferred from a Memory Cas-
sette.
DM Area data
This data is transferred to flash memory only when the trans-
fer is specified from the CX-Programmer.
Comment memory
data
This data is written to flash memory when a project is trans-
ferred from the CX-Programmer and transferring comment
memory is specified.
Function block
source data
This data is written to flash memory when a project containing
one or more function blocks is transferred from the CX-Pro-
grammer.
RAM
Write operation from CX-Programmer
or automatic transfer from Memory
Cassette at startup.
Write
Write
User program
area
Parameter area
I/O memory area
DM Area
Battery
Backup
Write (comment memory specified)
Write
Automatic write
Automatic write
Write
Built-in flash memory
User program
area
Parameter area
DM Area initial
values
Comment memory
area
FB source memory
area
CPU Unit
FB = Function block
Write operation
to flash memory
Содержание CP1L-EL20DR-D
Страница 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
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Страница 10: ...x...
Страница 22: ...xxii...
Страница 34: ...xxxiv Software Licenses and Copyrights 7...
Страница 178: ...144 Connecting the CX Programmer Section 5 1 Click the Connect button to connect and then connection online is completed...
Страница 192: ...158 Trial Operation and Debugging Section 5 3...
Страница 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Страница 666: ...632 Trouble Shooting Section 11 7...
Страница 696: ...662 Standard Models Appendix A...
Страница 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Страница 836: ...802 PLC Setup Appendix G...
Страница 838: ...804 TCP Status Transitions Appendix H...
Страница 840: ...806 Ethernet Network Parameters Appendix I...
Страница 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Страница 844: ...810 Ethernet Specifications Appendix K...
Страница 851: ...Index 817 work words 118 write protection 447...
Страница 852: ...818 Index...
Страница 854: ...820 Revision History...
Страница 855: ......