Agilent Technologies E1300B User Manual

Page 147

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:INTerrupt:ACTivate

DIAGnostic:INTerrupt:ACTivate < mode> enables an interrupt on the VXI
backplane interrupt line specified by DIAG:INT:SET[n] to be acknowledged.

Parameters

Parameter

Name

Parameter

Type

Range of

Values

Default

Units

mode

boolean

0| 1| OFF| ON

none

Comments

When an interrupt occurs and has been acknowledged, the response is
read with the DIAGnostic:INTerrupt:RESPonse? command.

If an interrupt occurs on a VXIbus backplane interrupt line and the
interrupt acknowledgement has not been enabled, there is no interrupt
acknowledgement response. The interrupt will be held off until the
interrupt acknowledge is enabled by either the DIAG:INT:ACT
command or DIAG:INT:RESP? command.

ON or 1 enable interrupt acknowledgement. OFF or 0 disables interrupt
acknowledgement.

Bit 8 in the Operation Status register can be used to indicate when an
interrupt has been acknowledged. See chapter 6 for more details about
this register.

Interrupt acknowledgement must be re-enabled every time an interrupt is
acknowledged

Related Commands: DIAG:INT:PRIority[n], DIAG:INT:RESP?,
DIAG:INT:SET[n]

*RST Condition: DIAG:INT:ACTivate OFF (for all lines)

Example

Enable an Interrupt Acknowledgement on Line 2.

DIAG:INT:SET2

Set up interrupt line 2

DIAG:INT:ACT ON

Enable interrupt to be
acknowledged

:INTerrupt:SETup[n]

DIAGnostic:INTerrupt:SETup[ n] < mode> specifies that an interrupt on VXI
backplane interrupt line [n] will be serviced by the System Instrument service
routine (DIAGnostic:INTerrupt commands) rather than the operating system
service routine.

Parameters

Parameter

Name

Parameter

Type

Range of

Values

Default

Units

mode

boolean

0| 1| OFF| ON

none

Comments

• …

SETup1 through

SETup7 specify the VXI interrupt lines 1 through 7.

Sending SETup without an [n] value specifies VXI interrupt line 1.

DIAGnostic :INTerrupt:ACTivate

System Instrument Command Reference 7-19

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