Measurement-computing Analyzer488 Manual do Utilizador descarregar pdf (Página 178)

100

101

Section 4 Serial Controller

4.84

TALK

The

TALK

command is used to allow the Analyzer488 to place data on the bus.

The

TALK

command can only be used in the Low Level Controller Mode

(

CONTROLLER OFF

The query command,

TALK?

, returns the current status of the Analyzer488.

TALK

is returned if it is in Talk State,

LISTEN

is returned if it is in Listen State.

TYPE Low Level Controller command

SYNTAX TALK [?]

RESPONSE None

MODE Low Level Controller

BUS STATES None

QUERY

TALK

if in Talk State,

LISTEN

if in Listen State.

RESPONSE

EXAMPLES PRINT#1,"CONTROLLER OFF"

PRINT#1,"ASSERT REN ATN"

PRINT#1,"HANDSHAKE STEP"

PRINT#1,"TALK"

PRINT#1,"WRITE &H54" Send TAG20 command

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