Help - Start Parameters
Help - HMI Server Start Parameters
Overview:
The HMI server requires certain command line parameters to be set at start up. These parameters specify the communications connections.
Client Version of HMIServer:
This program provides a simple combination HMI http server and Modbus/TCP client (master). It can be started with a variety of command line parameters. Any parameters which are not specified will use their default values. These include:
- -p Port number of HMI web server. The default is 8082.
- -h Name or address of remote field server. The default is localhost.
- -r Port number of remote field server. The default is 502.
- -u Unit ID of remote Modbus server. The default is 1.
- -t Timeout for remote communications. The default is 5.0 seconds.
- -e hElp. Help information.
Examples: (Linux):
./hmiserver.py -p 8082 -h localhost -r 8600 -u 1 -t 5.0
./hmiserver.py -p 8082 -h 192.168.10.5 -r 502 -u 1 -t 5.0
Examples: (MS Windows):
c:\python26\python hmiserver.py -p 8082 -h localhost -r 8600 -u 1 -t 5.0
Note: - With MS Windows the path to the Python installation includes the version number. If you are using a different version of Python, you may need to alter the path accordingly (e.g. "c:\python25\python").
Server Version of HMIServer:
This program provides a simple combination HMI http server and Modbus/TCP server (slave). It can be started with the following command line parameters. Any parameters which are not specified will use their default values. These include:
- -p Port number of HMI web server. The default is 8082.
- -r Port number of Modbus/TCP server. The default is 502.
Example: (Linux):
./hmiserver.py -p 8082 -r 8600
Examples: (MS Windows):
c:\python26\python hmiserver.py -p 8082 -r 8600
Note: - With MS Windows the path to the Python installation includes the version number. If you are using a different version of Python, you may need to alter the path accordingly (e.g. "c:\python25\python").