Omron PROFINET IO CJ1W-PRM21 Operation Manual page 84

Allocated CIO Area Words
Bit Name
00 Controller in ONLINE
mode
01~02 Reserved
03 Controller in
OFFLINE mode
04 Controller in Data
Exchange mode.
05~06 Reserved
07 Unit contains a valid
configuration
08~11 Reserved
12 Valid output data
13~15 Reserved
5-2-4 IO Controller status 2 (Word n+6)
68
/i
Status
The Controller in ONLINE mode flag will be ON if the CJ1W-PNT21 is in
ONLINE mode. In this case bit 03 will be OFF. ONLINE means that the
CJ1W-PNT21 is currently capable of communicating on the network. The
unit can not communicate on the network if hardware errors occur during
startup or normal operation.
OFF
ON
---
The Controller in OFFLINE mode flag will be ON if the CJ1W-PNT21 is in
OFFLINE mode. In this case bit 00 will be turned OFF. OFFLINE means that
the CJ1W-PNT21 is currently not capable of communicating on the network.
The unit can not communicate on the network if hardware errors occur
during startup or normal operation.
OFF
ON
If the CJ1W-PNT21is receiving valid input data from at least one of its
allocated active IO Devices, this flag will be ON. If none of the IO Devices is
providing valid input data to the CJ1W-PNT21 this flag will be OFF.
OFF
ON
---
This flag indicates that the Unit contains valid PROFINET IO Configuration
data. With this Configuration data the IO Controller can parameterize the
allocated IO Devices and start exchanging IO data.
OFF
ON
---
This flag indicates whether or not the data sent to the IO Devices is currently
marked as valid.
OFF
ON
---
The 'IO Controller status 2' word combines all error information on the CJ1W-
PNT21 PROFINET IO Controller function. The status information is provided
in the 'IO Controller status 1' word.
Contents of the 'IO Controller status 2' word (Word n+6):
Unit operation
Unit is currently not in ONLINE mode
Unit is currently in ONLINE mode.
This bit will be set to OFF by the Unit.
Unit is currently not in OFFLINE mode.
Unit is currently in OFFLINE mode.
None of the IO Devices is providing valid input data
to the Unit.
At least one of the IO Devices is providing valid input
data to the Unit.
This bit will be set to OFF by the Unit.
The unit has not been configured (correctly).
The Unit is able to use the internally stored
configuration data.
This bit will be set to OFF by the Unit.
The data sent to the IO Devices is marked as invalid.
The data sent to the IO Devices is marked as valid.
This bit will be set to OFF by the Unit.
Section 5-2