HP 262SA - Graphics Memory Control

Graphics
GRAPHICS CURSOR POSITIONING. Thegraphicscursor is initially at position(0,0) after
power on, full reset, graphics hard reset (Ec *wr), or graphics defaults reset (Ec*mr). You can
position the cursor (even ifit is not turned on) using either absolute or relative coordinates. In
the following sequences, X and Y give the new cursor position. Refer toVectors for a discussion
of absolute
and relative coordinates.
Position Graphics
Cursor Absolute:
Position Graphics
Cursor Relative:
Ec*d<X,Y>Q
Ec*d<X,V>p
You canposition the graphics cursor with the graphics/numeric keypad by pressing ~, ~, i, !.
Pressingtwo keys simultaneously causes diagonal movement. The CURSOR FASTkey can be
pressed at the same time for high-.speed cursor positioning.
Examp 1 e: The cursor is currently at position 100,100 and off. Move it 50 units to the right and
20 units down from its current position and turn it on.
(Before)
ESC • d 50 -20pf
(After)
Graphics Memory Control
Thegraphics display canbe turned on oroffor the entire memory canbe set to all ones(dots on)
or all zeros (dots oft).
GRAPHICS DISPLAY ON/OFF.The graphics display and graphics cursor can be turned on
or
off: The data in the graphics memory is unaffected.
From the graphics/numeric keypad, pressing G. DISPLAYtoggles the graphics display on and
off:
Programmatically:
Graphics Display On:
Graphics Display Off:
D-8
Ec*dd