POINT I/O Protected Output Module
9
Publication 1734-IN586B-EN-P - March 2002
Communicating with Your Module
I/O messages are sent to (consumed) and received from (produced)
the POINT I/O modules. These messages are mapped into the
processor’s memory. This POINT I/O output module produces 1 byte
of input data (scanner Rx) (status). It consumes 1 byte of I/O data
(scanner Tx).
Default Data Map for the 1734-OB2EP Output Module
Message size: 1 Byte
Message size: 1 Byte
7
6
5
4
3
2
1
0
Produces
(scanner Rx)
Not used
Ch1 Ch0
Channel status
Where: 0 = no error, 1 = error
7
6
5
4
3
2
1
0
Consumes
(scanner Tx)
Not used
Ch1
Ch0 Channel state
Where: 0 = Off, 1 = On