3156B User Manual
Racal Instrument © 2005
Programming Reference 5-129
Ri3156b_set(query)_dig_pattern_rate
Description
This programs the rate of which the Freerun digital patterns will change. Note that the rate depends on the rate
range. The rate range can be programmed using the Ri3156b_set_dig_pattern_rate_range function call.
Channel Dependency: Common
C Syntax
ViStatus ri3156b_set_dig_pattern_rate (ViSession instrHandle, ViReal64 digitalPatternRate)
ViStatus ri3156b_query_dig_pattern_rate (ViSession instrHandle, ViReal64 * digitalPatternRate)
Parameters
Name
Variable
Type
Description
instrHandle
ViSession
The Instrument Handle is used to identify the unique
session or communication channel between the driver
and the instrument. If more than one instrument of the
model type is used, this will be used to differentiate
between them. Note that the initialize function may be
used to associate multiple instrument handles with a
single instrument.
digitalPatternRate
ViReal64
Programs the Freerun digital patterns rate
Valid range: 1 to 50/100e6 (pps)
Default: 10e3
Return Values
Displays the return status of the function call. If the function was successful, it will return a status of
VI_SUCCESS, otherwise it will return an error code. Passing the error code into the function
"ri3156B_error_message()" will return a string describing the error.
