User Manual DDS200 Digital Demodulation System 070-9952-00

Remote ControlTable 3–3: Definition of bits used in the Event Status Register (Cont.)Bit No. Definition3 Device-dependent ErrorThis bit is set if a device-dependent error occurs. An error message with a numberbetween –300 and –399 or a positive error number denoting the error in greaterdetail (see Appendix B, Error Messages) will be entered into the Error Queue.ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ4 ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁExecution ÁÁÁÁ ErrorÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁThis bit is set if the syntax of the command received is correct but the commandcannot be executed due to various marginal conditions. An error message with anumber between –200 and –300 describing the error in greater detail (see AppendixB, Error Messages) will be entered into the Error Queue.ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ5Command ErrorThis bit is set if an undefined command or a command with incorrect syntax isreceived. An error message with a number between –100 and –200 describing theerror in greater detail (see Appendix B, Error Messages) will be entered into theError Queue.ÁÁÁÁ ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ6 ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁUser RequestThis bit is set upon pressing the [LOCAL] key, ie when the instrument is switched tomanual control.ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁ7ÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁPower OnThis bit is set upon switching on the instrumentÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁSTATus:OPERation Register. The CONDition part of this register containsinformation on the operations currently performed by the instrument and theEVENt part on the operations performed by the instrument since the last readoutof the register. The register can be read by the queries STATus:OPERation:CONDition?or STATus:OPERation[:EVENt]?.Table 3–4: Definition of bits used in the STATus:OPERation RegisterBit No.DefinitionThis register is not usedÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁÁSTATus:QUEStionable Register. This register contains information on questionabledevice states. These may for instance occur if the instrument is operated outof specifications. The register can be read by the queries STATus:QUEStionable:CONDition?or STATus:QUEStionable[:EVENt]?.DDS200 Digital Demodulation System User Manual 3–25