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Pin 1 markings are indicated with the arrows, on the Drive Board a white dot marks 6-pin Pmod header pin 1. This pin should be aligned to Encoder Pin marked "G" and "1" visible when looking from the bottom up. Please note that Encoder header has 5 terminals while the driver board and Pmod cable have 6 terminals.

Troubleshooting network configuration on the Host PC

It is assumed that the Host PC is running a Microsoft Windows 7 or newer operating system. For other operating systems, the basic network principles are the same, but the means of configuration are different; consult the corresponding user guides.

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Figure 6: The Network and Sharing Centre, with the network connection used for communication with the Control Board highlighted.

Viewing network connection status

Locate the network connection that is to be used for communication with the Control Board and click on it. The network connection status dialog appears (Figure 7).

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During normal operation, the number of bytes sent ja received should increase when there is network traffic - for example, when pinging the Control Board, when operating the Web UI, when pinging, etc.

Checking network connectivity to the Control Board

On the Start Menu, select "All Programs" → "Accessories" → "Command Prompt. A command prompt window appears. Enter the command

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Figure 8: Successful check of network connectivity to the Control Board. The command entered by the user is highlighted, as are the important keywords that should be present in the output of the command "ping".

Verifying network adapter settings

In the network connection status dialog (Figure 7), click "Details". A Network Connection Details dialog Local Area Connection Status dialog, 

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1. The subnet mask, 255.255.255.0, is the same for both.
2. The IP addresses, 192.168.42.100 for the Host PC and 192.168.42.123 for the Control Board, differ.
3. The subnet mask checks out as follows:
   1. The network address, 192.168.42.0, is the same for the Host PC and the Control Board.
   2. The host addresses, 0.0.0.100 for the Host PC and 0.0.0.123 for the Control Board, are different. In addition, neither is 0 nor the maximum value, 255 in this case.

Changing the IP settings of a network connection

On the network connection status dialog (Figure 7), click "Properties". The following dialog (Figure 9) appears:

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