HP 1650B User Manual

CATalog
CATalog
query
The CATalog query returns the directory of the disk in block data format.
The directory consists of a S-character string for each file on the disk.
Each fde entry is formatted as follows:
“NNNNNNNNNN TTITITT
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD”
where N is the filename, T is the file type (a number), and D is the file
description.
Query Syntax: :MMEMory:CATalog?
Returned Format: [:MMEMory:CATalog] c block size > c block data>
where:
-z block size > :: = #8dddddddd (X8 followed by an eight-digit number)
c block data > :: = [<filename =- <file type > <file description >I,,.
Example: 10 DIM File$[Sl]
20 DIM Specifier$[2]
30 OUTPUT XXX;":SYSTEM:HEAD OFF"
40 OUTPUT XXX;":MMEMORY:CATALDG?" !send catalog query
50 ENTER XXX USING "#,2A";Specifier$
!read in #8
60 ENTER XXX USING "#,8D";Length
!read in length
70 FOR I=1 TO Length STEP 51
!read and print each file
80 ENTER XXX USING "#.51A";File$
90
PRINT File$
100 NEXT I
110 ENTER XXX USING "A";Specifier$
!read in final line feed
120 END
HP 1650B/HP 16518
Programming Reference
MMEMory Subsystem
7-5

HP 1650B Specifications

General

Category	Logic Analyzer
Model	1650B
Number of Channels	80
Maximum Clock Rate	100 MHz
Glitch Trigger	Yes
Transitional Timing	Yes
Display	CRT

Summary

Chapter 1 Introduction to Programming an Instrument

Programming Syntax and Concepts

Explains command format, structure, headers, parameters, and syntax rules for instrument control.

Instrument Programming Basics

Covers initialization, example programs, data retrieval, and response formats.

Chapter 2 Programming Over HP-IB

HP-IB Interface Concepts

HP-IB Communication and Control

Chapter 3 Programming Over RS-232C

RS-232C Interface Overview

RS-232C Communication Details

Chapter 5 Common Commands

Overview of Common Commands

Key Common Commands

Details essential commands like *CLS, *ESE, *IDN, *RST for status and identification.

Chapter 6 System Commands

System Command Overview

Key System Commands

Details core commands like ARM, DATA, LOCKout, LONGform, STARt, STOP.

Chapter 7 MMEMory Subsystem

File Management Commands

Covers AUToload, CATALOG, COPY, DOWNLOAD, LOAD, PACK, PURGE, RENAME, STORE, UPLOAD.

Chapter 10 MACHine Subsystem

Machine Configuration Commands

Covers commands like NAME, TYPE, ARM, ASSign for machine setup.

Chapter 11 SFORmat Subsystem

State Format Configuration

Details SFORmat selector and commands like CLOCK, CPERiod, LABel.

Chapter 12 STRace Subsystem

State Trace Qualification

Details BRANch, FIND, PREStore, RESTart for trace sequence control.

Chapter 13 SLISt Subsystem

State Listing Configuration

Details commands like COLumn, DATA, LINE, MMODE, PATtern for listing setup.

Chapter 14 SWAVeform Subsystem

Waveform Display Configuration

Details ACCumulate, DELay, INSert, RANGe, REMove for waveform display setup.

Chapter 16 COMPare Subsystem

Compare Data Configuration

Details CMASk, COPY, DATA, FIND, RANGe, RUNTil for comparison setup.

Chapter 17 TFORmat Subsystem

Timing Format Configuration

Details LABel, REMove, THReshold for timing format setup.

Chapter 18 TTRace Subsystem

Timing Trace Configuration

Details AMODe, DURation, EDGE, GLITch, PATTern for timing trace setup.

Chapter 19 TWAVeform Subsystem

Timing Waveform Configuration

Details ACCumulate, DELay, INSert, MMODe, OCONdition for waveform setup.