Table of Contents
Advertisement
Display Control
Move Cursor Up
Each time you press the _
key the cursor moves upward
one row in the current column position.
If
you hold the key
down, the cursor movement continues row-by-row until the
key is released. When the cursor is in the top row of the
screen, pressing this key moves the cursor to the same
column position in the bottom row of the screen.
To perform this function programmatically, use the follow-
ing escape sequence:
<ESC>A
Move Cursor Down
Each time you press the _
key, the cursor moves
downward one row in the current column position. If you
hold the key down, the cursor movement continues row-
by-row until the key is released. When the cursor is in the
bottom row of the screen, pressing this key moves the
cursor to the same column position in the top row of the
screen.
To perform this function programmatically, use the follow-
ing escape sequence:
<ESC>8
A.
MEMORY
rJ
DISPLAY
SCREEN
MEMORY
l')
ROLLUP
Move Cursor Right
Each time you press the _
key, the cursor moves one (
column to the right in the current screen row. If you hold
the key down, the cursor movement continues column-
by-column until the key is released.
This function is performed without regard for existing
margins. When the cursor reaches the rightmost column of
the screen, pressing this key moves the cursor to the
leftmost column in the next lower row (from the rightmost
column in the bottom row of the screen, the cursor moves to
the leftmost column in the top row of the screen).
To perform this function programmatically, use the follow-
ing escape sequence:
<ESC>C
Move Cursor Left
Each time you press the . . key, the cursor moves one
column to the left in the current screen row. If you hold the
key down, the cursor movement continues column-
by-column until the key is released.
This function is performed without regard for existing
margins. When the cursor reaches the leftmost column of
B.
~
MEMORY
DISPLAY
SCREEN
MEMORY
l)
ROLL DOWN
(
(
Figure 4-1. The "Roll" Data Functions
4-2
Advertisement
Table of Contents
