beautypg.com

Seaward DO5000 Interface User Manual

Page 36

background image

- 36 -

APPENDIX I

RS-232/IEEE-488 COMMAND SUMMARY



Single Wire Interface Messages (IEEE-488 Only)

DAV

Data

Valid

NRFD

Not Ready For Data

NDAC

Not Data Accepted

REN

Remote

Enable

IFC

Interface

Clear

EOI

End Or Identify

SRQ

Service

Request

ATN

Attention



Multi Wire Interface Messages (ATN=Low) (IEEE-488 Only)

GTL

Go To Local

SDC

Selective Device Clear

GET

Group Execute Trigger

DCL

Device

Clear

SPE

Serial Poll Enable

SPD

Serial Poll Disable

MLA

My Listen Address

UNL

Unlisten

MTA

My Talk Address

UNT

Untalk


Programming Language


Both interfaces use the same commands.

For the RS-232 interface these commands are sent as part of a serial string.

For the IEEE-488 interface these commands are sent as a Multi-wire Interface
Message (with ATN=High).


Configuration Commands

SENSe:
FRESistance:RANGe <range>
FRESistance:RANGe?
FRESistance:MODE
FRESistance:MODE?

SOURce:CURRent <magnitude>,<current mode>
SOURce:CURRent?

Trigger and Measurement Commands

INITiate
*TRG
FETCh[:FRESistance|:TEMPerature|:TCOMpensate]?

INITiate:CONTinuous or <0|1>
INITiate:CONTinuous?

READ[:FRESistance|:TEMPerature|:TCOMpensate]?
ABORt