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Appendix a: control instructions, Appendix a, Control instructions – Agilent Technologies Agilent RF Switch Driver Board U2121A-101 User Manual

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U2121A-101 Operating Guide

29

Appendix A:

Control Instructions

The COM driver minimum system requirements are as shown below.

Please adhere to the following instructions strictly to create the COM
driver.

To read digital input information.

1 When reading digital input, set the desired channel to ON (1) and

then read the target bit. Set the channel back to OFF (0) when the
information has been read.

2 Do not activate both Ch15 and Ch16 at the same time because this

will cause an excessive current flow; which will result in a sudden
temperature increase in the buffer IC and regulator IC.

Minimum System Requirements

PC hardware

450 MHz Pentium II or higher, 128 MB RAM, 40 GB hard disk
space, CD-ROM drive.

Operating system

Windows

®

XP Professional or Home Edition, Service Pack 1 or

later, Windows

®

2000 Professional, Service Pack 4 or later.

Software driver

IVI-COM

Compatible with
programming
environments

Agilent VEE

Microsoft

®

Visual Studio.NET, C/C++

Microsoft

®

Visual Basic 6/7

LabVIEW

N O T E

Prolonged exposure to increased temperature will cause overheating in your buffer IC
and regulator IC.

U2931A Operating Guide.book Page 29 Tuesday, June 10, 2008 10:17 AM