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119
Transferring and Saving Data
Section 5-1
Example:
5-1-6
Data Transfer Priority
As mentioned in
5-1-1 Transferring Data
, parameters and data can be trans-
ferred to the PCU using the 3 methods shown below. If these 3 methods are
used in combination, a situation where data transfer is impossible may occur.
The following table indicates the operation of the PCU when data is trans-
ferred using different combinations of the 3 methods.
CPU Unit
Transfer data
Error flag
Error code
Operating
memory area
Transferred using data
transfer bit or IOWR
instruction
I/O refresh
PCU
Data check
Error
Transfer Error Output to CPU Unit
(containing illegal data)
CPU Unit
Error not output
to CPU Unit
Operating
memory area
IOWR instruction
(completed successfully)
I/O refresh
PCU
Data check
Error
Error cleared
Transfer Error Not Output to CPU Unit
Transfer data
(containing illegal data)
Error flag
Error code
Transferred using data
transfer bit or IOWR
instruction
Содержание CJ1W-C113 - REV 02-2008
Страница 1: ...Position Control Units Cat No W397 E1 07 SYSMAC CJ1W NC113 213 413 133 233 433 OPERATION MANUAL ...
Страница 2: ...CJ1W NC113 213 413 133 233 433 Position Control Units Operation Manual Revised February 2008 ...
Страница 3: ...iv ...
Страница 13: ...xiv ...
Страница 15: ...xvi ...
Страница 19: ...xx ...
Страница 27: ...xxviii Conformance to EC Directives 6 ...
Страница 43: ...16 Control System Principles Section 1 7 ...
Страница 47: ...20 Basic Procedures Section 2 ...
Страница 139: ...112 Examples of Parameter Settings Section 4 9 ...
Страница 173: ...146 Transferring Data with CX Position Section 5 7 ...
Страница 223: ...196 Sample Program Section 7 7 ...
Страница 259: ...232 Sample Program Section 8 10 ...
Страница 293: ...266 Easy Backup Function Ver 2 0 or later Section 9 11 ...
Страница 369: ...342 Reading Error Information with CX Position Section 11 8 ...
Страница 385: ...358 Common Parameter Area Appendix C ...
Страница 399: ...372 Parameter Coding Sheets Appendix E ...