Sets scale for instant trend. Scale may be set for every pen or current pen only.
Syntax
CSV_TrendX_SetScale(hAN,iPercent,iScaleVal,iDspNumPad)
#hAN:
AN number of Instant Trend.
#iPercent:
Percent of displayed range that scale setting represents.
#iScaleVal:
New scale value.
#iDspNumPad:
Display number pad for setting scale.