SUB Dplot_start(Dplot_path$,INTEGER Sys_chn,OPTIONAL INTEGER Verbose)
!
! Start DPlot and establish a DDE connection to the application
!
! INPUT: DPlot_path$
! OUTPUT: Sys_chn
DPlot_start initializes the HTBasic library and starts DPlot in background (hide DPlot screen). If the function was successful the return value (variable Sys_chn) is > 0 (greater zero). This function is mandatory and MUST be called before you can use any other function of GRAPH-XT.