Hs9000B Synthesizer Communication; Usb, Rs-232, And Gpib Communication - Holzworth Instrumentation HS9000B Series User Manual

7.0 HS9000B SYNTHESIZER COMMUNICATION

The application GUI can be used to control HS9000B synthesizers via Ethernet or USB
communication. Custom, user created applications can be used to control the HS9000B via
Ethernet, USB, RS-232, or GPIB communication. This section covers Ethernet and USB control
with the GUI, where connections are established in the Devices menu (shown below).

7.1 USB, RS-232, AND GPIB COMMUNICATION

With the HS9000B USB and RS-232 communication are handled similarly in Windows. USB
communication requires FTDI drivers. The drivers should install automatically when the instrument
is connected.
Click the Devices button on the right side of the GUI, followed by the Locate Devices button in the
menu:
The software will then scan for instruments connected via USB. It will display USB devices as
shown below:
Identify the instrument by serial # and select it. If the connection is successful the window above
'Devices' will turn blue to indicate a USB connection, and it will display the instrument serial
number:
In order to create a custom USB software interface or application to control Holzworth Synthesizers,
the user must determine the COM port the instrument is using. The COM port associated with the
USB connection to the HS9000B can be identified by using the application GUI as shown above or
via the Windows Device Manager.
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HS9000B Series Manual 1.04 Page 10 of 65