Figure 4-15 Service Request Enable Register - Keithley 2010 User Manual

corresponding bit in the Status Byte Register is set by an appropriate event. For more
information on register structure, see the information presented earlier in this section.
The Service Request Enable Register is shown in
of each bit is included in the illustration. The sum of the decimal weights of the bits that you
wish to set is the value that is sent with the *SRE command. For example, to set the ESB and
MAV bits of the Service Request Enable Register, send the following command:
*SRE 48
Where: ESB (bit B5) = Decimal
The contents of the Service Request Enable Register can be read using the *SRE? query
command.
Figure 4-15
Service request enable
register
MAV(bit B4) = Decimal
<NRf> =
Bit Position
Event
OSB
Decimal Weighting
Value
Value : 1 = Enable Service Request
Event
0 = Disable (Mask) Service
Request Event
Figure 4-15. Notice that the decimal weight
32
16
48
B7 B6 B5 B4 B3
ESB MAV QSB
128 32 16 8
7 5 4 3
(2 ) (2 ) (2 ) (2 )
0/1 0/1 0/1 0/1
Events : OSB = Operation Summary Bit
ESB = Event Summary Bit
MAV = Message Available
QSB = Questionable Summary Bit
EAV = Error Available
MSB = Measurement Summary Bit
Remote Operation
B2 B1 B0
EAV MSB
4 1
2 0
(2 ) (2 )
0/1 0/1
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