144
Command Specifications
Section B-4
•
Network parameter
•
Slave Unit parameter
Command
START_IOCYCLE
Purpose
Start the I/O communications.
Code
0x1001
Argument
None
Set 0x0000.
Response code
Normal end: 0x0000
At an error:
Status change not allowed: 0x8101
Remarks
•
This command is used to start the I/O communications, when the I/O
communications manual startup function is enabled or after the I/O
communications is explicitly stopped.
•
These are the possible causes of having a situation in which no status
change is allowed.
•
The I/O communications has already started.
•
The communications cycles have stopped.
Command
STOP_IOCYCLE
Purpose
Stop the I/O communications.
Code
0x1002
Argument
None
Set 0x0000.
Response code
Normal end: 0x0000
At an error:
Status change not allowed: 0x8101
Remarks
•
These are the possible causes of having a situation in which no status
change is allowed.
•
The I/O communications has already stopped.
•
The communications cycles have stopped.
Summary of Contents for 3G8F7-CRM21
Page 4: ...iv...
Page 10: ...x TABLE OF CONTENTS...
Page 46: ...26 Connecting the Communications Power Supply Cables Section 2 4...
Page 74: ...54 Board Hardware Error Notification Section 4 8...
Page 173: ...153 APPENDIX D Sample Program D 1 Sample Program 154...
Page 230: ...210 Wiring for Power Supply Section E 5...
Page 234: ...214 Index...
Page 236: ...216 Revision History...
Page 237: ......