HP 8642A Operation And Calibration Manual

Operation
Model 8642A/B
~
Data Output (eont'd)
Output
HI, LO
Status
(OL)
3-20
Output HI, LO status enables an HP-lB Controller to monitor the level of the external
modulation signal by configuring the Signal Generator to output the status of the HI, LO
annuciators for AM, FM, or q,M. The status can be read as either a numeric value or as a
string that represents the HI and LO annunciators.
Annunciator
HI
LO
neither HI nor LO
Numeric Value
Representa tion
+1
- 1
o
String
Representa tion
HI
LO
OK
Following is a programming example in BASIC for outputting HI, LO status (OL):
Output from the Signal Generator (address 19) the status of its HI, LO annunciators for an
external, ac-coupled AM signal.
To output the numeric value:
10 OUTPUT 719; "AMOL"
20 ENTER 719; V
To output the string:
10 OUTPUT 719; "A MOL"
20 ENTER 719; V
30 ENTER 719; A$
Dummy read of the numeric value

HP 8642A Specifications

General

Brand	HP
Model	8642A
Category	Inverter
Language	English