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Chapter 5, Advanced Operations
GPIB Service Requests
Service Request Enable Register
Service request enabling allows the application programmer to select which
Summary Messages in the Status Byte Register may cause a service request. The
Service Request Enable Register, illustrated in
Figure 18, is an 8-bit register that
enables corresponding Summary Messages in the Status Byte Register.
Figure 18 Service Request Enable Register
- - - Summary Message Bits - - -
Logical
OR
Service Request
Enable Register
*SRE <interger>
*SRE?
&
&
&
Status Byte Registe
107 5432
&
&
&
read by *STB?
read by Serial Poll
SRQ
ch4drw15.drw
76
ESB MAV
32 10
RQS
MSS
Service
Request
Generation
&
Status Byte Register