Tektronix TBS2000 Series User Manual

CURSor:VBArs?
Returns the current vertical bar cursor horizontal position and units settings.
Query only.
Group
Cursor
Syntax
CURSor:VBArs?
Examples
CURSor:VBArs? might return CURSOR:VBARS:UNITS SECONDS;
POSITION1 1.00E-6;POSITION2 9.00E-6.
CURSor:VBArs:ALTERNATE<x>?
Returns the alternate readout for the waveform (Vbar) cursors specified by <x>.
This alternate readout is in effect for a bus waveform. Query only.
Group
Cursor
Syntax
CURSor:VBArs:ALTERNATE<x>?
Arguments
X = 1 specifies vertical bar cursor 1.
X = 2 specifies vertical bar cursor 2.
Examples
CURSor:VBArs:ALTERNATE1? might return 1.001 indicating the vertical bar
cursor 1 readout is 1.001.
C commands
TBS2000 Series Programmer 83

Tektronix TBS2000 Series Specifications

General

Bandwidth	70 MHz, 100 MHz, 200 MHz
Channels	2 or 4
Time Base Range	5 ns/div to 50 s/div
Probe Interface	TekVPI
Operating Temperature	0 °C to +50 °C
Vertical Resolution	8 bits
Sample Rate	1 GS/s
Memory Depth	20 kpts
Record Length	20 kpts
Display	9-inch WVGA display
Input Impedance	1 MΩ ±1%, 13 pF ±2 pF
Vertical Sensitivity	2 mV/div to 5 V/div
Trigger Types	Edge, Pulse Width, Video
Connectivity	USB, LAN
Math Functions	Addition, Subtraction, Multiplication, Division, FFT

Summary

Getting Started with TBS2000 Series Programmer

Remote Operation Overview

Provides information on remotely controlling the instrument via communication protocols and commands.

Understanding Command Syntax

Command and Query Structure

Explains the formation of set and query commands, including headers, mnemonics, and arguments.

BNF Notation

Details the Backus-Naur Form used for describing command syntax and structure.

Command Entry Rules

Outlines general rules for entering commands, including case sensitivity and whitespace.

Concatenating Commands

Explains how to combine multiple commands and queries using semicolons for sequential execution.

Organizing Commands into Groups

Acquisition Command Group

Manages waveform acquisition modes, settings, and averaging parameters.

Ethernet Command Group

Controls the instrument's Ethernet interface settings and operations.

Horizontal Command Group

Manages horizontal axis settings, time base, and record length.

Measurement Command Group

Configures and retrieves automated measurement results.

Trigger Command Group

Defines and manages instrument trigger conditions and settings.

Understanding Status and Events

Registers Overview

Explains the instrument's status and enable registers for event reporting.

Event Handling Sequence

Details the process of how the status and event handling system manages instrument events.