HP PCL/PJL reference (PCL 5 Printer Language) - Technical Reference Manual Part II

EN PE, Polyline Encoded 20-43
Table 20-27
Related Commands Group
PA, Plot Absolute The Vector Group
PD, Pen Down
PR, Plot Relative
PU, Pen Up
LA, Line Attributes Line and Fill Attributes Group
LT, Line Type
PW, Pen Width
SM, Symbol Mode