Operator`s manual

91 Signametrics
DMMReadWid
SM2040  SM2042 ;
Description
e "sm204032.h"
DMMRead ouble *lpdPwid, double *lpdNwid)
Remarks This is a Secon , and
a valid range m ths.
These paramete on
id and lpdNwid. The measured widths are affected by the setting of
.
ter
th
SM2044 ;
Return the positive and negative pulse widths.
#includ
int
Width(int nDmm, d
dary function and the DMM must be in ACV measurement function
ust be set. It returns two parameters: positive and negative pulse wid
rs are stored as double-precision floating-point numbers in the locati
pointed to by lpdPw
the Threshold DAC
Parame Type/Description
nDmm
int Identifies the DMM. DMMs are numbered starting with zero.
* Points to the location which holds the positive width.
lpdNwid
t alue is one of the following constants.
lpdPwid
double
double * Points to the location which holds the negative width.
Re urn Value The return v
Value Meaning
DMM_
.
Negativ
xample double pw,nw; int state; state = DMMReadWidth(0, &pw, &nw);
SM2040 ; SM2042 ;
Description
Remarks e,
e
ee DMMArmAnalogTrigger,
MArmTrig , DMMReadBuffer and DMMPolledReaed for
re details on
ter
OKAY
Operation successfully completed
e Value
Error code
E
DMMReady
SM2044 ;
Return the ready state of the DMM following trigger operation.
#include "sm204032.h"
int DMMReady(int nDmm)
Following the completion of an tirggered measurement event, be it hardware or softwar
the DMM indicates the completion. The DMMReady function checks the DMM and
returns TRUE if ready, and FALSE otherwise. Once a TRUE status is returned, the
DMMReady function should not be used again since a TRUE also indicates that som
flags have been clear, which allow further operations. S
DM
mo
ger, DMMTrigger
this function.
Parame Type/Description
nDmm
int Identifies the DMM. DMMs are numbered starting with zero.