Keithley 3700 Series User Manual

Section 11: TSP command reference Series 3700A System Switch/Multimeter Reference Manual
11-374 3700AS-901-01 Rev. D/June 2018
B7
B6
B5
B4
B3
B2
B1
B0
**
>
>
>
>
>
>
*
1
0
0
0
0
0
0
1
* Least significant bit
** Most significant bit
The returned value can indicate one or more status events occurred. When an enabled status event
occurs, a summary bit is set in this register to indicate the event occurrence.
The individual bits of this register have the meanings described in the following table.
Bit
Value
Description
B0
status.MEASUREMENT_SUMMARY_BIT
status.MSB
Set summary bit indicates that an enabled
measurement event has occurred.
Bit B0 decimal value: 1
B1
status.SYSTEM_SUMMARY_BIT
status.SSB
Set summary bit indicates that an enabled system
event has occurred.
Bit B1 decimal value: 2
B2
status.ERROR_AVAILABLE
status.EAV
Set summary bit indicates that an error or status
message is present in the error queue.
Bit B2 decimal value: 4
B3
status.QUESTIONABLE_SUMMARY_BIT
status.QSB
Set summary bit indicates that an enabled
questionable event has occurred.
Bit B3 decimal value: 8
B4
status.MESSAGE_AVAILABLE
status.MAV
Set summary bit indicates that a response
message is present in the output queue.
Bit B4 decimal value: 16
B5
status.EVENT_SUMMARY_BIT
status.ESB
Set summary bit indicates that an enabled
standard event has occurred.
Bit B5 decimal value: 32
B6
status.MASTER_SUMMARY_STATUS
status.MSS
Request Service (RQS)/Master Summary Status
(MSS). Depending on how it is used, bit B6 of the
status byte register is either the Request for
Service (RQS) bit or the Master Summary Status
(MSS) bit:
▪ When using the GPIB, USB, or VXI-11
serial poll sequence of the Series 3700A to
obtain the status byte (serial poll byte), B6
is the RQS bit. The set bit indicates that the
Request Service (RQS) bit of the status
byte (serial poll byte) is set and a serial poll
(SRQ) has occurred.
▪ When using the status.condition
register command or the *STB? common
command to read the status byte, B6 is the
MSS bit. Set bit indicates that an enabled
summary bit of the status byte register is
set.
Bit B6 decimal value: 64
B7
status.OPERATION_SUMMARY_BIT
status.OSB
Set summary bit indicates that an enabled
operation event has occurred.
Bit B7 decimal value: 128

Keithley 3700 Series Specifications

General

Brand	Keithley
Model	3700 Series
Category	Multimeter
Language	English