Data table file 0 monitor, Data table file m1 monitor, Below is a partial listing of the m1 data table – Rockwell Automation 2755-SNx Adaptascan Bar Code Readers User Manual
Page 147: M1:1.1 contains the devicenet status bit, M1:1.2 is the byte count (4) of a message

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Communicating with an SLC 5/03 Processor on a DeviceNet
t
Network
Publication 2755-6.8
Data Table File 0 Monitor
Below is a partial listing of the File 0 data table. The table shows
that bit O:1/0 is set to enable run mode in the 1747-SDN Scanner
(1=RUN; 0=IDLE).
1747-SDN to AdaptaScan Interface
Data Table
Processor File :MASTER.ACH
Data Table File O
Address
Data (Radix = ASCII)
O:1
\00\01
O:1.1
\00\00
O:1.2
\00\00
O:1.3
\00\00
O:1.4
\00\00
O:1.5
\00\00
O:1.6
\00\00
O:1.7
\00\00
O:1.8
\00\00
O:1.9
\00\00
O:1.10
\00\00
O:1.11
\00\00
O:1.12
\00\00
O:1.13
\00\00
O:1.14
\00\00
O:1.15
\00\00
Data Table File M1 Monitor
Below is a partial listing of the M1 data table.
•
M1:1.1 contains the DeviceNet status bit
•
M1:1.2 is the byte count (4) of a message
•
M1:1.3 to M1:1.4 is data 0300 from the AdaptaScan Reader
1747-SDN to AdaptaScan Interface
Data Table
Processor File :MASTER.ACH
Data Table File M1:1
Address
Data (Radix = ASCII)
M1:1
\00\00
M1:1.1
\80\01
M1:1.2
\00\04
M1:1.3
3 0
M1:1.4
0 0
M1:1.5
\00\00
M1:1.6
\00\00
M1:1.7
\00\00
M1:1.8
\00\00
M1:1.9
\00\00
M1:1.10
\00\00
M1:1.11
\00\00
M1:1.12
\00\00
M1:1.13
\00\00
M1:1.14
\00\00
M1O:1.15
\00\00