Operator`s manual

71 Signametrics
Parameter
Type/Description
nDmm
int Identifies the DMM. DMMs are numbered starting with zero.
Return Value Integer error code
Value Meaning
DMM_OKAY
Operation successfully completed.
Negative Value
Error code
DMMDutyCycleStr
SM2064 ;
scription Return percent duty cycle of an AC signal in string format.
de "SM206032.h"
int DMMDutyCycleStr(int nDmm, LPSTR lpszReading)
Remarks his function is the string version of DMMReadDutyCycle. The measurement result is
MReadDutyCycle for more
details.
Parame
SM2060 
De
#inclu
T
stored at the location pointed to by lpszReading. See DM
ter Type/Description
nDmm
int Identifies the DMM. DMMs are numbered starting with zero.
ding
result.
Return Value The return valu llowing constants.
Value
lpszRea
LPSTR Points to a buffer (at least 64 characters long) to hold the
e is one of the fo
Meaning
DMM_OKAY
Valid return.
Negative Value
Error code
xample char cBuf[64]; int status = DMMDutyCycleStr(0, cBuf);
DMMErrString
SM2060 ; SM2064 ;
Description Return the string describing the warning or error code.
#include "SM206032.h"
int DMMErrString(int iErrorCode, LPSTR lpszError, int iBuffLength)
Remarks This function returns a string containing the error or warning description which
corresponds to the iErrorCode. The string is placed at lpszError. Error codes are
negative numbers, while warning codes are positive numbers.
E