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78
CP1H 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
Not read.
Function block
source data
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 CP1H-CPU - 05-2006
Page 2: ...CP1H X40D CP1H XA40D CP1H Y20DT D CP1H CPU Unit Operation Manual Revised May 2006...
Page 3: ...iv...
Page 11: ...xii TABLE OF CONTENTS...
Page 15: ...xvi...
Page 19: ...xx...
Page 31: ...xxxii Conformance to EC Directives 6...
Page 71: ...40 Function Blocks Section 1 5...
Page 133: ...102 Computing the Cycle Time Section 2 7...
Page 169: ...138 CPM1A Expansion I O Unit Wiring Section 3 6...
Page 411: ...380 Clock Section 6 8...
Page 519: ...488 Replacing User serviceable Parts Section 10 2...
Page 527: ...496 Standard Models Appendix A...
Page 535: ...504 Dimensions Diagrams Appendix B...
Page 628: ...597 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 629: ...598 Connections to Serial Communications Option Boards Appendix F...
Page 659: ...628 PLC Setup Appendix G...
Page 665: ...634 Index work words 159 write protection 370...
Page 667: ...636 Revision History...