Table 1-3. Digitizer Configuration using MEASure? and CONFigure

Parameter

Command

 

Setting

 

 

 

 

 

 

Reference

SENSe<chan>:ROSCillator:SOURce

INTernal (the digitizer’s internal 20 MHz oscillator)

Oscillator Source

<source>

 

 

 

 

 

Input Port

SENSe<chan>:FUNCtion "<function>

"VOLT <port>" (where <port> is set by the

 

<port>"

(@<input port>) parameter of MEASure? or CONFigure)

 

 

 

Measurement

SENSe<chan>:VOLTage:DC:RANGe

set according to the <expected value> parameter of

range

<range>

MEASure? or CONFigure

 

 

 

Input Impedance

INPut<port>:IMPedance <impedance>

50Ω (when <port> is 1 or 2)

 

 

 

 

10 MHz Input

INPut<port>:FILTer:LPASs:STATe <mode>

ON

 

Filter

 

 

 

 

 

 

Input State

INPut<port>:STATe <mode>

ON (for all ports)

 

 

 

Arm Source

ARM:STARt:SOURce<n > <source >

IMMediate (for n = 1)

 

 

HOLD (for n = 2)

 

 

 

 

Arm Count

ARM:STARt:COUNt

1

 

 

 

 

 

Arm Delay

ARM:STARt:DELay

0

 

 

 

 

Trigger Source

TRIGger:STARt:SOURce <source>

TIMer1

 

 

 

 

Pre-arm Readings

SENSe<chan>:SWEep:OFFSet:POINts

0

 

 

<count>

 

 

 

 

 

Trigger Count

TRIGger:STARt:COUNt <number>

<number> is set to the (<size>) parameter of MEASure? or

 

 

CONFigure

 

SENSe<chan>:SWEep:POINts <number>

 

 

 

 

 

Sample Rate

TRIGger:STARt:TIMer1 <period>

50 ns

(single)

 

 

 

 

 

 

Sample Rate

TRIGger:STARt:TIMer2 <period>

100 ns

(dual)

 

 

 

 

 

 

Output State

OUTPut:ECLTrg<n >:STATe <mode >

OFF

 

OUTPut:TTLTrg<n >:STATe <mode >

OFF

 

OUTPut:EXTernal1:STATe <mode >

OFF

 

 

 

Output Feed

OUTPut:ECLTrg<n >:FEED <source >

"TRIGger:STARt" (ECLTrg0) "EXTernal1" (ECLTrg1)

 

OUTPut:TTLTrg<n >:FEED <source >

"ARM:STARt"

 

OUTPut:EXTernal1:FEED <source >

"TRIGger:STARt"

 

 

 

VME Bus Mode

VINStrument:CONFigure:VME:MODE

OFF

 

<mode>

 

 

 

 

 

VME Bus Feed

VINStrument:CONFigure:VME:FEED

"MEMory:BOTH32"

 

<source >

 

 

 

 

 

Local Bus Mode

VINStrument:CONFigure:LBUS:MODE

OFF

(HP E1429B only)

<mode>

 

 

 

 

 

Local Bus Feed

VINStrument:CONFigure:LBUS:FEED

"MEMory:BOTH"

(HP E1429B only)

<source>

 

 

 

 

 

Reading Format

FORMat[:DATA] <type>[,<length>]

ASCii, 9

 

 

 

 

Data label

DIAGnostic:CHANnel[<chan >]:LABel

0

(channel 1)

 

<label >

0

(channel 2)

 

 

 

 

 

 

 

 

Chapter 1

Getting Started 35

Page 35
Image 35
HP E1429A manual Port