Windows) or in a bash shell, type <code>filterwheel_cli.py</code> (Linux).
For help using the The CLI, invoke it may be invoked with the a number of options. The ''-h'' option. This presents
the user with a list of command line options, and explanations as to
their use.
For example, it may be necessary to To specify
the a non-default serial portfor the PLC connection
; this may be done with , use the <code>--serial <port></code>
command (e.g. <code>--serial /dev/ttyUSB2</code>).
To specify the log level, use <code>--log <level></code>, where <code><level></code> is one of <code>debug, info, warn, critical</code> or <code>error</code>.
To specify the logfile, use <code>--logfile <file></code>. If this option is not specified, the default is to use <code>filterwheel_cli.log</code>.
Once the interface has started, the user may view the status, or