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77
CP1H 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 CP1H-CPU - 05-2006
Страница 1: ...OPERATION MANUAL CP1H CPU Unit SYSMAC CP Series CP1H X40D CP1H XA40D CP1H Y20DT D Cat No W450 E1 02...
Страница 2: ...CP1H X40D CP1H XA40D CP1H Y20DT D CP1H CPU Unit Operation Manual Revised May 2006...
Страница 3: ...iv...
Страница 11: ...xii TABLE OF CONTENTS...
Страница 15: ...xvi...
Страница 19: ...xx...
Страница 31: ...xxxii Conformance to EC Directives 6...
Страница 71: ...40 Function Blocks Section 1 5...
Страница 133: ...102 Computing the Cycle Time Section 2 7...
Страница 169: ...138 CPM1A Expansion I O Unit Wiring Section 3 6...
Страница 411: ...380 Clock Section 6 8...
Страница 519: ...488 Replacing User serviceable Parts Section 10 2...
Страница 527: ...496 Standard Models Appendix A...
Страница 535: ...504 Dimensions Diagrams Appendix B...
Страница 628: ...597 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Страница 629: ...598 Connections to Serial Communications Option Boards Appendix F...
Страница 659: ...628 PLC Setup Appendix G...
Страница 665: ...634 Index work words 159 write protection 370...
Страница 667: ...636 Revision History...