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NEC CP/M-86 - Page 153

NEC CP/M-86
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GSX-86: Graphics
for
the
APC
Cursor Left
The
Cursor
Left operation moves the
alpha
cursor one column to the left without
altering the vertical position.
If
the cursor
is
already
at
the left margin,
no
action
is
taken.
Input
Output
Home Cursor
contrl(2)
contrl(6)
contrl(3)
o
Function
ID = 7
o
This
operation
moves the
alpha
cursor
to the home position (usually the
upper
left
corner
of
a
CRT
display).
Input
Output
Erase
to
End
of
Screen
contrl(2)
contrl(6)
contrl(3)
o
Function
ID = 8
o
This
operation
erases the display surface from the
current
alpha
cursor
position
to
the end
of
the screen. The current
alpha
cursor
location does
not
change.
Input
Output
Erase
to
End
of
Line
contrl(2)
contrl(6)
contrl(3)
o
Function
ID = 9
o
This
operation
erases the display surface from the
current
alpha
cursor
position
to
the end
of
the
current
line. The
current
alpha
cursor location does
not
change.
Input
Output
contrl(2)
contrl(6)
contrl(3)
o
Function
ID =
10
o
9-21

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