15.64.37  MONITOR 

This sets the type of plot each monitor mode produces.
SET MONITOR [{ALL|DATA|MESH} {BIN|CONTOUR|JOIN|HISTOGRAM|PLOT "options"}]
The options may be any legitimate options for the type of plot selected.
If you do not supply any options then the defaults are used.
                                  example
     TD:SET MONITOR MESH HISTOGRAM "BLOCK"
Produces a block or "Lego" plot when you monitor a mesh histogram.
     TD:SET MONITOR DATA JOIN "1 dots
Joins normal data sets with single dotted line segments.
     TD:SET MONITOR DATA PLOT "SYM=5O" MESH JOIN
Plots normal data and joins mesh data.
(Default:MESH PLOT "NORAN VAR SYM=10" DATA HISTOGRAM "")