beautypg.com

Rockwell Automation 2755-SNx Adaptascan Bar Code Readers User Manual

Page 174

background image

10–12

Communicating with an SLC 5/03 Processor on a DeviceNet Network using Explicit Messaging

Publication 2755-6.8

18. Click the Output button.

19. Change Map Data From to Poll Message.

20. Change Map Data To M File.

21. Change M0:1. to 1.

22. Change No. Bits to 8.

23. Click Apply Segment button.

The dialog shows the data table map of the SLC M0 file. It
displays data sent to the AdaptaScan Reader through the SDN
Scanner (N22). 1 byte of data is written to the SDN Scanner.

Bit 7 of Word 1 is the ‘send next message’ bit.

24. Click the Close button to return to the Scanlist Editor dialog.

25. Click the Save to SDN button to download the scanlist to the

1747-SDN Scanner.

Important:

Before clicking the Save to SDN button , the
SDN Scanner must be in Idle Mode. Set bit
O:0/1 in the SLC to 0. Another way to place the
SDN Scanner in Idle Mode is to put the SLC
into Program Mode.