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Chapter 4 Command Reference

Common Commands

4-50 Programming Guide

*PRE (Parallel Poll Enable Register)

*PRE? (Parallel Poll Enable Register Query)

COMMAND *PRE<NRf>

*PRE?

Sets or queries the value of the parallel poll enable register.

QUERY RESPONSE <NRf>

RANGE 0-255

COMMENTS • The parallel poll enable register is eight bits wide and has the same bit

definitions as the status byte.

• The status byte and parallel poll enable registers are anded together;

the result determines the value of *IST (TRUE or FALSE).

FRONT-PANEL

KEYS

None

*RCL (Recall Command)

COMMAND *RCL <NRf> | <non-decimal numeric>

This command restores the state of the instrument from a copy stored in

local non-volatile memory. Before the recall occurs, the current state of

the instrument is automatically saved to register 0.

<NRF> RANGE 0 to 8

<NRF> RESOLUTION 1

FRONT-PANEL

KEYS

Shift + Menu (RECALL > 0 through 8)

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Agilent Technologies 53150A Manual de Instruções Página 146