You should use this ProgrammingManual
thePM6680B/1/5 Operators Manual.
That manual contains specificationsfor the counter and
the possibilities and limitations of the
different measuring functions.
The chapters in this manual are di-
vided into three sections aimed at dif-
ferent levels of reader knowledge.
The ‘General’ Section, which can be
disregarded by the users who know
the IEEE-488 and SCPI standards:
– Chapter 2 Bus Commands for the
Benchtop User gives bus com-
mands for the front panel keys.
– Chapter 3 Introduction to SCPI
explains syntax data formats, sta-
tus reporting, etc.
The Practical Section of this manualcontains:
– Chapter 4, Programming Exam-
ples, with examples of typical pro-
grams for a wide variety of appli-
cations. These programs are writ-
ten in GW-basic and C.
The ‘Programmers Reference’ Sec-
tion of this manual contains:
– Chapter 5, Instrument Model ex-
plains how the instrument looks
from the bus. This instrument is
not quite the same as the one used
from the front panel.
– Chapter 6 Using the Subsystems
explains more about each subsys-
– Chapter 7, How to Measure Fast
is a set of measuring situations
which the user is often confronted
with when programming a counter.
This chapter also contains infor-
mation about how to use the more
– Chapter 8, Error Messages con-
tains a list of all error messages
that can be generated during bus
– Chapter 9, Command Reference,
This chapter gives complete infor-
mation on all commands. The sub-
systems and commands are sorted