Deutschmann Automation GmbH & Co. KG
9
DeviceNet
At present UNIGATE® IC-DeviceNet supports the data exchange in the mode "polling". The
other possible modes "bit-strobe" and "change of state" are in preparation. In the mode "polling"
the UNIGATE® IC is at present restricted to up to 255 bytes input and output. Every combination
of input- and output-size is possible. However, the EDS-file will not fit any more. Then it becomes
necessary either to work without the EDS-file, which is possible for most systems or the EDS-file
that is available from our website has to be modified.
9.1
Setting the DeviceNet-address
There are different possibilities to set the IC's DeviceNet-address.
1. Setting the address through the configuration
The UNIGATE® IC has to be in the configuration mode (see also chapter 7.2 'The configura-
tion mode'). With WINGATE it is now possible to set the address. This address is preserved
until it is changed again.
2. Setting the address through the Script
The address can be stored in the Script as well. This proceeding, however, is likely to be of
interest for a few applications only, since it is necessary to change the Script in order to also
adjust the DeviceNet-address (see also the following Script example).
3. Setting the address through the serial interface
The address can also be transmitted to the IC through the serial interface. Then the address
can be set with the Script command "SetByVar". This possibility should be used in case your
device has a control front available and the menu of the front can be extended by the setting
"DeviceNet-address". The adjustment of the Profibus-address through the serial interface is
the most convenient possibility for those applications.
However, as usual for DeviceNet also the baudrate of the DeviceNet should be set through
the Dip-switch.
4. Connecting the rotary switches to the shift registers
Rotary switches can be connected to a shift register as well as to our basis board. Now it is
possible for the Script to read those switches and to set them as fieldbus-address. Basically
the following Script can be used for it.
7.10.10
Instruction manual UNIGATE
®
IC - DeviceNet V. 2.7
DeviceNet
27
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