Signametrics
112
int
DMMStartTotalizer
(
int nDmm, int Edge
)
function and the DMM must be in ACV measurement function, and
e selected. This function clears the Totalized count, sets the edge
be read during the accumulation
ruption. If no reads are performed
nput rate can be as high as 45 kHz. If reads are performed
eriod, this rate could be as low as 20 kHz. The Threshold DAC
ted. During accumulation, no other command
be used. When done, this function must be turned
shold DAC, start the totalizer, wait
for the time required, stop and read the total. The total number of events is limited to
0,000,000.
ter
Remarks
This is a
Secondary
a valid range must b
sense, and starts the Totalizer. The totalized value can
period. However, it could affect the count by the inter
during accumulation, the i
during the accumulation p
sets the level at which signals are coun
(except
DMMReadTotalizer
) should
off using
DMMStopTotalizer
. After the Totalizer is stopped, the accumulated result can
be read using
DMMReadTotalizer
. A normal procedure would be to set the DMM to
the ACV function, select voltage range, set the Thre
1,00
Parame
Type/Description
nDmm
umbered starting with zero.
ifies the edge of the counter. If TRAILING (0) count
edges, if LEADING (1) count positive edges
Return Value
error co
int
Identifies the DMM. DMMs are n
Edge
int
Ident
negative
Integer
de.
Value Meaning
DMM_OKAY
Operation successfully completed.
lue
Error code
Example
int status = DMMStartTotalizer(0, LEADING);
Negative Va
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