7
Status Registers
I
I
Power ON
User request (URR?)
Command error found CMR?)
Execution error detected (EXR?)
Device specific error (DDR?)
Query error
Request control (unused)
Operation complete
Standard Event
Status Register
Read by "ESR?
Internal State
Change Register
Read by INR?
N
rN1
’ ¯ Function F processing terminated
Function E processing terminated:
Segment of sequence acquired
llii-- Return-to-local detected
rScreen dump terminated
ew signal acquired
Standard Event
Status Register
Set by "ESE n
Read by "ESE?
Service
Request
Genorat Ior
I
Status Byte Register
-Rlmad by Serial Poll
Read by "STB?
Internal State Change
Enable Register
Set by INEn
Read by~
In a9424, bits 8, g are
used for Function C, D
processing terminated
Service Request
Enable Register
Set by "SRE n
Read by *SRE?
I
I
I
I
I
I
I
I
I
I
I
I
I
192
STATUS REGISTER STRUCTURE
Figure 2
I
I
I
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