Programming
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The USB remote control system controls instrument with either the name
"alias" or the USB address.
Use a USB cable to connect the E4990A to an external controller (personal
computer). The following figure shows an overview of the system
configuration for the USB remote control system.
USB Remote Control System Configuration
Required Equipment
• E4990A
• External controller (PC with USB host port (type A)).
• Other USB compatible devices (instruments and/or peripherals for
specific purposes).
• USB cable connecting E4990A and external controller (with type A/4-
prong male or type B/4-prong male connectors depending on device
used).
USB Port Types
There are two standard types of USB ports. The external controller (PC)
must be connected via the USB host port (type A), while the E4990A and
other USB compatible devices must be connected via the USB interface
port (type B).
Port type
Description