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HP 1630D User Manual

HP 1630D
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Using
HP-IB
or
HP-IL
Interface

Model
1630A/D/G
TT
-
Transmit
Timing
Acquisition
Learn
String
The
transmit
timing
acquisition
learn
string
command
causes
the
analyzer
to
transmit
a
string
containing
its
timing
measurement
data plus
two
CRC
bytes
.
Glitch
information
will
also
be
transmitted
if
the
analyzer
is
in
the
glitch
mode
of
operation
.
The
actual timing
data
is
transmitted
as
in
the following
manner
:
HP
1630A/D
Learn
String
Format
(for
Timing
Trace)
9-
1
4
SYNTAX
:
TT
;
Starting
Byte

Number
Position
Of
In
String

Bytes

Contents
1
byte per
record
for
8
timing
channels
2 bytes per
record
for
16
timing
channels
I
Pod
1

I I
Pod
0
I
7654321076543210
I

II

I
Byte
0
I
I

Byte
1

I
I

18
Chan
I

16
Chan
When
the
contents
of
the
acquisition
is
formatted as
real
data
(R),
the
number
refers
to
number
of
marks
or
number
of
sample
period
intervals
.
Note
The
binary
value
of
these
bytes
is
the
number
of
bytes
to
follow including the
CRC
bytes
.
The
maximum
binary
number,
if
the
memory
is
full,
is
2065
for
16
channels
and
1041
for
8
channels
.
With
partial
memories,
the
binary value
of
these
bytes
will
include
the
last
word
in
memory
plustwo
CRC
bytes
.
1
2
RT
(Receive
Timing
Command)
3
2
(I)
Binary
byte
count
(refer
to
Note)
CRC
STARTS
ACCUMULATING
WITH
NEXT
BYTE
5
1
(I)
Number
of
timing
channels
6 2
(I)
Number
of
valid
timing
states
8 2
(I)
Index
of
the
tracepoint
state
10
1
(S)
Glitch
mode
on
11
2
(T)
Sample
period
13
7
(I,B)
Date/Time
information
20
N
(I)
Data
File
Where
N
=
(Number
of
records)
"
M
M
=
1
byte
per record
for
8
channels
M
=
2
bytes
per
record
for
16
channels
CRC
STOPPED
ACCUMULATING
WITHPREVIOUSBYTE
N
+
21 2
(I)
CRC

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HP 1630D Specifications

General IconGeneral
BrandHP
Model1630D
CategoryMeasuring Instruments
LanguageEnglish

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