Omron GRT1-CRT - 05-2008 Operation Manual page 66

I/O Allocations to CompoNet Master Unit
Status of the
CompoNet
Communications Unit
This status word shows the status of the SmartSlice I/O Units in the Smart-
Slice I/O Terminal, the connection status with the CompoNet Master Unit, and
other status.
By default, the system allocates 1 word of the Input Area.
The flags in this word show the status. You can use the CX-Integrator or
explicit messages to read these flags.
I/O memory in the CPU Unit
Bit 15
First word
First word +1
CompoNet Communications Unit
Status (16 bits)
The table below gives the meanings of the flags.
Bit Description
0 SmartSlice Bus Communica-
tions Error Flag
OFF: Normal, ON: Communi-
cations error
1 Reserved.
2 SmartSlice I/O Unit Warning
Flag
OFF: Normal, ON: Error
3 Reserved.
4 SmartSlice I/O Unit Alarm
Flag
OFF: Normal, ON: Error
5 Reserved.
6 Reserved.
7 Reserved.
8 Reserved.
9 Reserved.
10 Reserved.
Input Area
Bit 0
The Input Area contains this
status and the I/O data.
Four-point Input Unit
I/O data (4 bits)
This flag turns ON when there is a commu-
nications error in the SmartSlice bus in the
SmartSlice I/O Terminal.
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This flag turns ON when there is a minor
error in a SmartSlice I/O Unit. It will turn ON
when there is an error in one or more of the
SmartSlice I/O Units in the SmartSlice I/O
Terminal.
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This flag turns ON when there is a serious
error in a SmartSlice I/O Unit. It will turn ON
when there is an error in one or more of the
SmartSlice I/O Units in the SmartSlice I/O
Terminal.
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Section 5-3
Status
I/O data
End Unit
Meaning
47