Sets the sample period for a specified instant trend pen. For display purposes only, the sample period is stored as a page-based integer. This is updated when this function is called. The sample period is updated on the Trends Server.
CSV_TrendX_SetSamplePeriod(hAN, iPenNo, iPeriod)
Number of Instant Trend AN.
Number of pen to update sample period.
Time (in seconds) to set new sample period to.