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6
Process Data Communications
and SDO Communications
This section describes the timing of communications, response times, and special in-
structions for process data communications and SDO communications. It also pro-
vides sample programming.
6-1 Process Data Communications (PDO Communications)........................... 6-2
Allocated Variables for Process Data Communications .................................. 6-2
Process Data Communications Refresh Timing.............................................. 6-3
Checking Validity of Process Data .................................................................. 6-6
System Response Time in Process Data Communications ...........................6-11
I/O Operations for Major Fault Level Controller Errors and I/O Re-
freshing with Specified Values....................................................................... 6-15
6-2 SDO Communications ................................................................................. 6-19
EtherCAT Communications Instructions........................................................ 6-19
Sample Programming.................................................................................... 6-19
Execution Timing of SDO Communications .................................................. 6-21
Minimum Message Response Time for SDO Communications .................... 6-21
6-3 Instructions Used in EtherCAT Communications ..................................... 6-25
EtherCAT Communications Instructions........................................................ 6-25
6-1
NJ/NX-series CPU Unit Built-in EtherCAT Port User's Manual (W505)
6
Содержание NJ101-10 Series
Страница 10: ...Manual Structure 8 NJ NX series CPU Unit Built in EtherCAT Port User s Manual W505...
Страница 68: ...2 Part Names and Slave Settings 2 18 NJ NX series CPU Unit Built in EtherCAT Port User s Manual W505...
Страница 80: ...3 EtherCAT Communications 3 12 NJ NX series CPU Unit Built in EtherCAT Port User s Manual W505...
Страница 236: ...9 Troubleshooting 9 38 NJ NX series CPU Unit Built in EtherCAT Port User s Manual W505...
Страница 274: ...Appendices A 38 NJ NX series CPU Unit Built in EtherCAT Port User s Manual W505...
Страница 275: ...I Index I 1 NJ NX series CPU Unit Built in EtherCAT Port User s Manual W505 I...
Страница 279: ......