201
SECTION 4
Data Transfer and Storage
This section describes the means used to store data of various types and explains how data is transferred between the MC
Unit and the CPU Unit.
4-1
Data Transfer and Storage: Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
202
4-1-1
Data Transfer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
202
4-1-2
Types of Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
203
4-1-3
Using IOWR and IORD Instructions to Transfer Data. . . . . . . . . . .
204
4-1-4
Transferring Position Data Using the Command Area . . . . . . . . . . .
206
4-1-5
Data Storage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
208
4-2
IOWR and IORD Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
209
4-2-1
IOWR: INTELLIGENT I/O WRITE . . . . . . . . . . . . . . . . . . . . . . . .
209
4-2-2
IORD: INTELLIGENT I/O READ . . . . . . . . . . . . . . . . . . . . . . . . .
213
4-2-3
Transferring Data Using the Command Area . . . . . . . . . . . . . . . . . .
217
4-3
Saving Data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
221
4-3-1
Execution . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
221
4-3-2
Command Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
221
4-3-3
Ladder Program Example . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
222
Summary of Contents for CS1W-MC221 -
Page 1: ...Motion Control Units Cat No W359 E1 04 CS1W MC221 V1 421 V1 OPERATION MANUAL ...
Page 2: ...CS1W MC221 V1 421 V1 Motion Control Units Operation Manual Revised February 2008 ...
Page 3: ...iv ...
Page 5: ...vi ...
Page 11: ...xii ...
Page 15: ...xvi ...
Page 19: ...xx ...
Page 27: ...xxviii Conformance to EC Directives 6 ...
Page 133: ...106 Installation Section 2 2 2 2 4 Dimensions CS1W MC421 CS1W MC221 ...
Page 173: ...146 Connecting Peripheral Devices Section 2 7 ...
Page 227: ...200 Command Area Section 3 6 ...
Page 351: ...324 Interface Specifics Section 5 4 ...
Page 513: ...486 Absolute Encoder Interface Specifications Section 9 7 ...
Page 575: ...548 Error Log Section 12 6 ...
Page 589: ...562 Performance Appendix A ...
Page 655: ...628 Control Bit Flag Timing Charts Appendix E ...
Page 683: ...656 Origin Search Patterns Appendix F ...
Page 685: ...658 Encoder Divider Rate and Rotation Speed for OMRON Servo Drivers Appendix G ...