Status Byte Query

Reads out the value of the Status Byte. Bit 6 reports the Master Summary Status bit (MSS), not the Request Service (RQS). The MSS is set if the instrument has one or more reasons for requesting service.

Returned Format:

<Integer> = the sum (between 0 and 255) of all bits that are true. See table below:

Status Byte Register (1 = true)
BitWeightNameCondition
7128OPREnabled operation status has occurred
664MSSReason for requesting service
532ESBEnabled status event condition has occurred
416MAVAn output message is ready
38QUEThe quality of the output signal is questionable
24EAVError available
12 Reserved
01Reserved

See also: If you want to read the status byte with the RQS bit, use serial poll.