Hpe5022_Ber_Prbspattern_Q - Agilent Technologies E5022B Programming Manual

Function Reference
BER Data Pattern Definition Function

hpe5022_BER_prbsPattern_Q

C Syntax ViStatus hpe5022_BER_prbsPattern_Q(ViSession id, ViInt16 pat, ViPInt32
rand_coef, ViPInt32 rand_init);
Visual Basic hpe5022_BER_prbsPattern_Q(ByVal id As Long, ByVal pat As Integer, ByRef
Syntax rand_coef As Long, ByRef rand_init As Long) As Long
Description This function returns the PRBS pattern configuration.
Parameters
• id
• pat
• rand_coef
• rand_init
Return Values
Completion Code
VI_SUCCESS
Error Code
hpe5022_ERROR_INV_ID
hpe5022_ERROR_INV_PARAMETER
hpe5022_ERROR_NOT_INIT
36
Description Specifies the system identifier. This is given by the
"hpe5022_init" function.
Direction IN
Description Selects the data pattern number.
Direction IN
Values Same as 'pat' parameter in the
"hpe5022_BER_selectPattern" function.
Description Returns the pseudo-random sequence of the generating
polynomial.
Direction OUT
Description Returns the initial value of the pseudo-random generator.
Direction OUT
Description
No Error
Description
The handle specified by 'id' is invalid
The parameter 'pat' is out of range.
The resource of HP E5039A is not opened
at initialize. Check if the HP E5039A is
included in the rsrcArray of the
"hpe5022_init" function.
Chapter 3