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© 2000, 2003 T
EXAS
I
NSTRUMENTS
I
NCORPORATED
G
ETTING
S
TARTED WITH THE
CBL 2™ S
YSTEM
B-3
(delta)
This parameter is ignored.
equ
Results
0
Off
Returns data without converting
1
On
Commands use of temperature input from
user when making speed of sound
calculations (must also send Command 4
for temperature compensation)
When programming channel 21 (Digital In), use the syntax shown below:
{1,21,
operation
}
operation
0
Off
1
On
When programming channel 31 (Digital Out), use the syntax shown below:
{1,31,
operation,list of values
}
operation
0
Clears the channel until reprogrammed
1-32
Count: number of data elements in list
list of values
Lists values output to digital output
port
Note: The
list of values
must have one element for each
count
.
Command 2
Data Type
This command is not used and should not be sent. However, it is included for
compatibility with older CBL™ programs.
Command 3
Trigger Setup
{3,
.
1}
Repeats last Command 3
(used to
quickly collect new data)
{3,
samptime, numpoints, trigtype, trigchan, trigthresh, prestore,
(extclock), rectime, filter, fastmode
}
samptime
Results
>0 to
16000
Specifies number of seconds between
samples
0.5 default
numpoints
Results
-1
Specifies REALTIME mode
0
Invalid
Returns error message
1 to 12,000
Specifies NON-REALTIME mode and the
number of points to collect