Fluke 5790B - Page 164

5790B
Operators Manual
6-74
0
1
2
345
6
7
0
1
2
345
6
7
&
&
&
&
&
&
&
&
Logi cal OR
Ev e n t St a t u s
Re g i s t e r
Read using *ESR?
Ev e n t St a t u s
En a b l e Reg i st e r
Read using *ESE?
Write using *ESE
PON 0 CM E
EX E DDE QYE 0
OPC
0
1
0
1
2
3457
&
&
&
&
&
&
&
Logi cal OR
St at u s By t e Re g i st e r
Service Request
En a b l e Reg i st e r
ESB RI D
MAV
Read using *SRE?
Write using *SRE
Error Queue
Read by Serial Poll
Read using *STB?
Service Request
Gener at i o n
SRQ
on
I EEE b u s
Out put Buffer
EA V I SC B
&
&
&
&
&
&
&
Logi cal OR
Inst rument Status
Change Registers
Read Using ISCR and ISCR0?
REMOTE
0 0 0
0
&
0
&
0
&
0
&
M CCHG
&
M CCHG
&
INPCHG
&
RN G CH G
&
VALID
&
BUSY
9
10
111213
14
15
87654321
0
Bit Change from 0 1 (ISCR1) or 1 0
9
10
111213
14
15
87654321
0
Inst rument Status
Re g i s t e r
Read using ISR?
Read by ERR?
0
Data
Available?
Fau lt
Available?
9
10
111213
14
15
87654321
0
MSS
6
7
RQ S
Inst rument Status
Change Enable
Re g i s t e r
Reading Using ISCE0?
Write to Using ISCE0
DC ZERO
add47f.eps
Figure 6-1. Status Register Overview