Operator`s manual

Signametrics 98
erParamet Type/Description
nDmm
int Identifies the DMM. DMMs are numbered starting with zero.
fRange
int The range to be set is a value between 0 and 7. See UserDMM.h
Return Value Integer error code.
Value
Meaning
DMM_OKAY
Operation successfully completed.
Negative Value
nterRng(0, COUNTR_320HZ); // Set counter to measure a
DMMSetDCIS
SM2040  SM2042 
int DMMSetDCISource(int nDmm, double ldAmps)
Remarks This Secondary function sets the DC current source to ldAmps. The DMM must be in
IDC_SRC for t must
be selected. When the DMM is in IDC_SRC operation, and the DMMSetDCISource is
lied, reading ge
measurement. T tion acts on the main 12 bit source DAC. If better resolution is
needed it can be accomplished by setting the Trim DAC by using the
t source ranges. The DMM reads the
output (load) voltage using the 33 V range.
Parameter
Error code
Example
DMMSetCou
frequency between 65Hz to 320Hz
ource
SM2044 ;
Description Set the DCI source output level.
#include "sm204032.h"
#include "UserDMM.h"
his function to execute properly. Further, the appropriate DCI range
app the DMM (DMMRead or DMMReadStr) will return the output volta
his func
DMMSetTrimDAC function. There are five curren
Type/Description
nDmm
int Identifies the DMM. DMMs are numbered starting with zero.
ldAmps
double DC voltage to be set. Can be 0 to 1.25 X selected range
Return Value Integer error code.
Value
Meaning
DMM_OKAY
Operation successfully completed.
Example
DMMSetRange(0, _1uA) // Select 1uA source range
DMMSetDCISource(0, 1.1e-6); // Set source to 1.1uA
DMMSetDCVSource
SM2040  SM2042  SM2044 ;
Negative Value
Error code