Allen-Bradley SLC 500 DeviceNet, User Manual, Page: 93 / 139

Publication 1747-6.5.5 - August 2000
Creating and Running the Example Application Program 6-7
6. Double-click on the O0 - OUTPUT file under the Data Files folder.
You will see the 1747-SDN module’s command register (file O:2.0
below).
7. Set bit 0 in the command register to "1", as shown above.
8. Press and release the START button on the RediSTATION. The red
light should turn on. On your screen, you will see rung 1 in your
ladder program being energized as you press the button.
9. Pass your hand back and forth over the photoeye several times. On
your screen you should see the counter increment.
10. Press and release the STOP button on the RediSTATION. The red
light should turn off. On your screen, you will see rung 2 in your
ladder program being energized as you press the button.
This completes the Ethernet example.
IMPORTANT
You must also place the 1747-SDN scanner in run
mode by setting the Run Bit (bit 0) in the scanner’s
command register. The command register is located
at word 0 in the Output image table.