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5-11
Programming Commands
Common Commands
The service request enable register is cleared when the instrument is turned
on. The *RST and *CLS commands do not change the register. The *SRE?
query returns the value of the service request enable register.
Query Response
<integer>
from 0 to 63 or from 128 to 191.
Example
OUTPUT 720;”*SRE 32”
In this example, the command enables ESB (event summary) bit 5 in the sta-
tus byte register to generate a service request.
Table 5-5. Service Request Enable Register
Bit
a
a. High enables the status byte register bit.
Bit Weight Enables
7 128 Not Used
6 64 Not Used
5 32 Event Status Bit (ESB)
4 16 Message Available (MAV)
3 8 Not Used
2 4 Error queue status
1 2 Not Used
01 Not Used