B&B Electronics VFG3000 - Manual - Manual (Page 30)

P ROTOCOL O PTIONS V LINX F IELDBUS G ATEWAY M ANAGER U SER M ANUAL
P AGE 14
Select the appropriate manufacturer and driver, and press the OK button to close the dialog
box. The port will then be configured to use the appropriate protocol, and a single device icon
will be created in the left-hand pane. If you are configuring a serial port, the various Port
Settings fields (Baud Rate, Data Bits, Stop Bits and Parity) will be set to values appropriate to
the protocol in question. You should obviously check these settings to make sure that they
correspond to the settings for the device to be addressed.
P
ROTOCOL
O
PTIONS
Some protocols require additional configuration of parameters specific to that protocol. These
appear in the right-hand pane of the Communications window when the corresponding port
icon is selected. The example below shows the additional parameters for the Allen-Bradley
DH-485 driver, which appear under the Driver Settings section of the window.
W
ORKING WITH
D
EVICES
As mentioned above, when a communications protocol is selected, a single device is created
under the corresponding port icon. In the case of a master protocol, this represents the initial
remote device to be addressed via the protocol. If the protocol supports access to more than
one device, you can use the Add Additional Device button included with the port icon’s
properties to add further target devices. Each device is represented via an icon in the left-hand
pane of the Communications window, and, depending on the protocol in question, may have a
number of properties to be configured…