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S:\agilent\e8285\USRGUIDE\BOOK\CHAPTERS\hpibstat.fb
Chapter 4, Status Reporting
Setting up an SRQ Interrupt
2. Set up the CDMA Status Register Group Transition Filters.
15
14
13
12
11
10
9
8
7
5
4
6
3
2
1
0
Condition
Register
Transition
Filter
Event
Register
Enable
Registers
Logical
OR
Summary
Message
Bit (SMB)
To bit 8 of
Operation
Status
Registers
Group
The PTR and NTR commands select which
transitions of Condition bits will set
corresponding event bits.
C
TR EV
EN
L
ogic
al
C
TR
EV
EN
L
ogic
al
0
Lo
g
ic
a
l
SMB 8
SMB
EV
EN
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
CDMA Status Register Group
OperationStatus Register Group
Status Byte Register Group
Sending the following command will allow the CDMA Event register to capture one condition only; a negative
transition of the Connected bit.
"STAT:CDMA:PTR 0;NTR 8"
A negative transition from CDMA
Condition Register bit 3 will be
captured by CDMA Event Register
bit 3.
Bit 3 in the CDMA Condition Register mirrors
the front-panel "Connected" annunciator. When
a call is connected, bit 3 goes positive. When a
call is dropped, bit 3 goes negative.
3
3
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Содержание E8285A
Страница 18: ...Contents 17 Index Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...
Страница 100: ...99 4 Status Reporting Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...
Страница 268: ...267 6 IBASIC Controller Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...
Страница 346: ...345 A Error Messages Artisan Technology Group Quality Instrumentation Guaranteed 888 88 SOURCE www artisantg com...