Rs-232 Hardware Specifications; Gpib Communication - Holzworth Instrumentation HS9000B Series User Manual

2. If the instrument is not present in Device Manager or in the Holzworth application GUI please
unplug the USB cable and power cycle the synthesizer. Wait 5-10 seconds for the synthesizer to
initialize an re-insert the USB cable. Click Locate Devices.
3. If the synthesizer is still not detected download the device drivers may need to be manually
installed. Download and extract the executable using the link below. Run the executable to ensure
the proper device drivers are installed.
Device drivers: http://www.holzworth.com/software/Synthesizers/HSX/CDM21228_Setup.zip
After the executable has finished installing the drivers repeat troubleshooting Step 1.
4. Attempt to make a connection through a 'USB hub' if available. Upon connecting through a hub it
may be necessary to repeat troubleshooting Step 1.
5. Contact Holzworth Support for further assistance.

7.1.2 RS-232 Hardware Specifications

1.
Connector: DB9 Male Shrouded.
2.
Logic Level: ±5V
3.
Baud Rate: 115200 FIXED.
4. Bit Structure: 8 Data Bits, 1 Stop Bit,
No Parity, No Flow Control
5. Carriage Return: Carriage return (ASCII Code 13)
6. Pinout:
PIN Label
1 N/C
2 TX (Response Output)
3 RX (Instruction Input)

7.1.3 GPIB Communication

The Holzworth HS9000B synthesizers are GPIB capable. GPIB configuration commands are listed
in Appendix C.
HS9000B Series Manual 1.04
PIN Label
4 N/C
5 GND
6 N/C
www.holzworth.com
PIN Label
7 N/C
8 N/C
9 N/C
Page 12 of 65