Agilent Technologies Agilent 3499A User Manual

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Chapter 4 Features and Functions
Digital I/O Operation
4
About Flow Control Modes (Handshake)
Five flow control modes are available for Digital I/O operations. Some
modes use one or more of the three flow control lines: I/O Direction,
PFLG, and PCTL. Select the flow control you need for your digital input/
output applications.
Note The polarity of the flow control lines is assumed to be positive (the
default) in the following diagrams and discussions.
Mode
Number
Handshake
Mode
Definition
Notes
1 Static mode #1 Default handshake mode.
2 Static mode #2 Read what was written.
3 Read or Write
and strobe
If you set a port to this mode, you cannot use
the port in a scan list or use card pairing
(ROUTe:CPAir).
4 Read and write
strobe
If you set a port to this mode, you cannot use
the port in a scan list or use card pairing
(ROUTe:CPAir).
5 Full handshake If you set a port to this mode, you cannot use
the port in a scan list or use card pairing
(ROUTe:CPAir).

Agilent Technologies Agilent 3499A Specifications

General

Brand	Agilent Technologies
Model	Agilent 3499A
Category	Control Systems
Language	English

Summary

Chapter 1 Quick Start

Preparing the Instrument for Use

Essential steps for initial setup, including checking supplied items and powering on the instrument.

Installing Plug-in Modules

Procedure for installing and removing modules into the mainframe, including safety precautions.

Chapter 2 Front-Panel Operation

Powering On and Monitoring Instrument Status

How to turn on the instrument and monitor channel or slot status.

Scanning Operation and List Management

Steps to create, perform, and clear scan lists for automated measurements.

Instrument Error Handling and Self-Test

How to view instrument errors and perform a self-test for verification.

Chapter 3 System Overview

Channel and Slot Addressing Scheme

Explanation of how channels and slots are addressed for programming.

Chapter 4 Features and Functions

Relay Channel Switching and Multiplexer Configuration

How to switch relay channels and configure multiplexer modules.

Scanning Operation Details

Chapter 5 Remote Interface Reference

SCPI Command Syntax and Conventions

Module-Specific and Scanning Commands

Chapter 6 Error Messages

Execution and Instrument Error Codes

Self-Test Error Descriptions

Chapter 9 Specifications

3499A/B/C Mainframe Specifications