Programming instructions

Table Of Contents

Programming the Status Register System

Status Groups

Chapter 3 129

Data Questionable Frequency Event Register

Latches transition events from the condition register as specified by the transition filters.

Event registers are destructive read-only. Reading data from an event register clears the

content of that register.

Data Questionable Frequency Event Enable Register

Lets you choose which bits in the Data Questionable Frequency Event Register set the

summary bit (bit 5 of the Data Questionable Condition Register) to 1.

Query: STATus:QUEStionable:FREQuency[:EVENt]?

Command:

STATus:QUEStionable:FREQuency:ENABle <value>, where <value> is the sum

of the decimal values of the bits you want to enable.

Example: Enable bit 9 and bit 3 so that whenever either of those bits is set to 1, the Data

Questionable Frequency summary bit of the Data Questionable Condition

Query: STATus:QUEStionable:FREQuency:ENABle?

Response: Decimal value of the sum of the bits previously enabled with the

STATus:QUEStionable:FREQuency:ENABle <value> command.