68
CP1L CPU Unit Operation
Section 2-3
Reading from Flash
Memory
Data
Read method
User program and
parameter data
This data is automatically read to RAM when power is turned
ON.
DM Area data
Reading this data when power is turned ON can be enabled or
disabled in the PLC Setup.
Comment memory
data
When the project is transferred from the CX-Programmer,
comment memory can be specified as a destination to transfer
the comment memory data to built-in flash memory.
Function block
source data
When a project that contains function blocks is transferred
from the CX-Programmer, the function block source data is
transferred to built-in flash memory.
RAM
User program area
Parameter area
I/O memory area
DM Area
Battery
Backup
Built-in flash memory
User program
area
Parameter area
DM Area initial
values
Comment
memory area
FB source
memory area
Power
ON
Auto read
Power
ON
Auto read
Auto read
CPU Unit
FB = Function block
When power-ON
transfer is specified
in PLC Setup.
Summary of Contents for CP1L-L14D Series
Page 2: ...CP1L L14D CP1L L20D CP1L M30D CP1L M40D CP1L CPU Unit Operation Manual Revised June 2007...
Page 3: ...iv...
Page 9: ...x...
Page 13: ...xiv TABLE OF CONTENTS...
Page 21: ...xxii...
Page 33: ...xxxiv Conformance to EC Directives 6...
Page 65: ...32 Function Blocks Section 1 5...
Page 153: ...120 CP CPM1A series Expansion I O Unit Wiring Section 3 6...
Page 523: ...490 Troubleshooting Unit Errors Section 9 4...
Page 531: ...498 Replacing User serviceable Parts Section 10 2...
Page 563: ...530 Auxiliary Area Allocations by Function Appendix C...
Page 611: ...578 Auxiliary Area Allocations by Address Appendix D...
Page 638: ...605 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 639: ...606 Connections to Serial Communications Option Boards Appendix F...
Page 669: ...636 Index...
Page 671: ...638 Revision History...