Status Communication - Omron CJ1W-CORT21 Operation Manual

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Status Communication

Use one of the following device variables for CJ-series Unit to monitor Status. Communication from the
user program:
• WORD-type device variable for CJ-series Unit holding all switch functions contained in Status Com-
munication
• BOOL-type device variable for CJ-series Unit separating functions per each switch contained in Sta-
tus Communication
Name of device variable for
CJ-series Unit
*_StaComm
CJ-series User Defined CAN Unit Operation Manual for NJ-series CPU Unit (W517)
3 Data Exchange with the CPU Unit
Type R/W Area
WORD R Status
Communi-
cation
Function
Bit 00: Reserved by System
Bit 01: Reserved by System
Bit 02: Enabled Communication
Bit 03: CAN Message Received
Bit 04: Reserved by System
Bit 05: Reserved by System
Bit 06: Send Queue Overflow
Bit 07: Receive Queue Overflow
Bit 08: Reserved by System
Bit 09: Network Power-Failure
Bit 10: Bus Off Event
Bit 11: Reserved by system
Bit 12: Reserved by system
Bit 13: Reserved by system
Bit 14: Reserved by system
Bit 15: Error in Error Log
Default: 16#0000
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