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4 poll response commands, 5 miscellaneous commands – Measurement Computing Analyzer488 User Manual

Page 215

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Section 6

Instrument Simulator

6.5

Y4

Value set by User Waveform Terminator (Zn)

command
Y?

Return current Terminator selection

User

Z0

Set User waveform terminator to 'null'

Waveform

Zn

Set User waveform terminator to n. n = 0 to 255

Terminator

Z?

Return current User waveform terminator selection

6.6.4 Poll Response Commands

The following commands define the response which the Analyzer488

will transmit when polled.

Parallel Poll

P0

Clear Parallel Poll register.

Response

Pn

Set Parallel Poll register to n. n = 0 to 255.

P?

Return current Parallel Poll register contents.

Serial Poll

S0

Clear Serial Poll register.

Response

Sn

Set Serial Poll register to n. n = 0 to 255.

S?

Return current Serial Poll register contents.

6.6.5 Miscellaneous Commands

The following commands provide timing and status information about

the Analyzer488.

Error Query

E?

Return error code and clear error condition.

Timed SRQs

T0

Disable SRQ on timeout.

Tn

Generate an SRQ at the end of n milliseconds.
n

= 0 to 65535

T?

Return number of milliseconds remaining

Status

U0

Send the Analyzer488 status string.

U?

Returns last status command

Version

V?

Return revision level of the Analyzer488 firmware

Query