Table 8-5 1660-Series Logic Analyzer Service Request Enable Register
Bit Position Bit We ight Enables
15-8 not used
7 128 not used
6 64 MSS - Master Summary Status (always 0)
5 32 ESB - Event Status
4 16 MAV - Message Available
3 8 LCL- Local
2 4 not used
1 2 not used
0 1 MSB - Module Summary
*STB (Status Byte)
Query *STB?
The *STB query returns the current value of the instrument’s status byte.
The MSS (Master Summary Status) bit, and, not the RQS (Request Service)
bit is reported on bit 6. The MSS indicates whether or not the device has at
least one reason for requesting service. Refer to table 8-6 for the meaning of
the bits in the status byte.
Refer to Chapter 6, "Status Reporting" for a complete discussion of status.
Returned Format <value><NL>
<value> An integer from 0 through 255
Example OUTPUT XXX;"*ST B?"
Common Commands
*STB (Status Byte)
8–16