A-3-3 Program Example For The Ethercat Slave Unit - Omron CJ1W- ECT21 Operation Manual

A-3-3 Program Example for the EtherCAT Slave Unit
Use the following program example as a guide to detect that the EtherCAT master enters PROGRAM
mode. A CJ-series CPU Unit with a mounted EtherCAT Slave Unit is used in the example below. The
EtherCAT Slave Unit's unit number is set to 01.
This program example uses the following items.
Item
OUT_Data_Bit
IN_Data_Bit
Input_Data_Valid
Output_Data_Valid
IN_Port_Link_Status
Unit_Error
CJ-series EtherCAT Slave Units Operation Manual (W541)
Process data exchanged with the EtherCAT master.
Slave Status 2 bit to indicate that the EtherCAT Slave Unit is processing transmit
by process data communication.
Slave Status 2 bit to indicate that the EtherCAT Slave Unit is processing receive by
process data communication.
Slave Status 2 bit to indicate that the EtherCAT Slave Unit's IN port has a link
established with another device.
Unit Status 1 bit to indicate an EtherCAT Slave Unit operating error.
Description
Appendices
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