63
Signametrics
Remarks
ble floating value that is the dB deviation relative to the
ading made just before the relative function was activated. This function is useful in
r bandwidth measurements or
DC evaluation.
Parame
int
DMMGetdB(int
nDmm, double FAR *lpdDev)
This function returns a dou
re
determining measurement errors in dB. It can be used fo
ter Type/Description
nDmm
int
Identifies the DMM. DMMs are numbered starting with zero.
lpdDev
double FAR *
Pointer where the dB value is to be saved.
Return Value
Integer error code..
Value Meaning
DMM_OKAY
Operation successfully completed.
Negative Value
Error code
Example
double FAR dB; int status = DMMGetdB(0, &dB);
Description
Get dB deviation from the reading at the time relative was activated.
include "sm204032.h"
int
DMMGetdBStr(int
nDmm, LPCSTR lpszDB)
Remarks
This function is the same as the
DMMGetdB()
, with the exception that it returns a string.
Parameter
DMMGetdBStr
X2040
;
SMX2044
;
SM
#
See
DMMGetdB()
for more details.
Type/Description
nDmm
int
Identifies the DMM. DMMs are numbered starting with zero.
lpszDB
LPCSTR
Points to a buffer (at least 16 characters long) to hold the
lt. The return value will consist of a leading sign a floating-point,
and a ‘dB’ units specifier
Return Value
Integer string length if successful, or an error code..
Value
resu
Meaning
Negative Value
Error code
Example
char cBuf[32]; int strLength = DMMGetdBStr(0, cBuf);
DMMGetCJTemp
SMX2040
;
SMX2042
;
SMX2044
;
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
