Model 2461 Interactive SourceMeter® Instrument Reference Manual Section 8: TSP command reference2461-901-01 A/November 2015 8-231status.request_enableThis attribute stores the settings of the Service Request (SRQ) Enable Register.Type TSP-Link accessible Affected by Where saved Default valueAttribute (RW) Yes status.preset() Not applicable 0UsageSRQEnableRegister = status.request_enablestatus.request_enable = SRQEnableRegisterSRQEnableRegister The status of the service request (SRQ) enable register; a zero (0)indicates no bits set (also send 0 to clear all bits); other values indicatevarious bit settings (0 to 255)DetailsThis command sets or clears the individual bits of the Status Request Enable Register.The Status Request Enable Register is cleared when power is cycled or when a parameter value of 0is sent with this command.The instrument returns a decimal value that corresponds to the binary-weighted sum of all bits set inthe register.BitDecimalvalueConstants When set, indicates the following has occurred:0 1 status.MSB An enabled event in the Measurement Event Register hasoccurred.1 2 Not used Not used.2 4 status.EAV An error or status message is present in the Error Queue.3 8 status.QSB An enabled event in the Questionable Status Register hasoccurred.4 16 status.MAV A response message is present in the Output Queue.5 32 status.ESB An enabled event in the Standard Event Status Registerhas occurred.6 64 Not used Not used.7 128 status.OSB An enabled event in the Operation Status Register hasoccurred.Example 1requestSRQEnableRegister = status.MSB +status.OSBstatus.request_enable = requestSRQEnableRegisterUses constants to set the MSB and OSBbits of the service request (SRQ) enableregister and clear all other bits.Example 2-- decimal 129 = binary 10000001requestSRQEnableRegister = 129status.request_enable = requestSRQEnableRegisterUses a decimal value to set the MSB andOSB bits and clear all other bits of theservice request (SRQ) enable register.
