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_ _ _ _ LEAR SIEGLER, INC.
DATA PRODUCTS DIVISION
3.15.1 Cursor Up
ESC A
The cursor up escape sequence moves the
active cursor position up one position without
altering the horizontal position. The cursor
will stop at the top margin if an attempt is
made to move up past this margin.
3.15.2 Cursor Down
ESCB
The cursor down escape sequence moves the
active cursor position down one position
without altering the horizontal position. The
cursor will stop at the bottom margin if an
attempt is made to move down this margin.
3.15.3 Cursor Left
ESCD
The l,ursor left escape sequence moves the
active cursor position to the left. The cursor
will stop at the left margin if an attempt is
made to move the cursor past this margin.
3.15.4 Cursor Right
ESCC
The cursor right escape sequence moves the
active cursor position to the right. The cursor
will stop at the right margin if an attempt is
made to move past this margin.
3.15.5 Cursor To Home
ESCH
The cursor to home escape sequence moves
the cursor to the home position (line I, column
1).
3.15,,6~
Cursor Up With Scroll
ESC I
The cursor up with scroll escape sequence
moves the active cursor position up position
without altering the horizontal position. If
the cursor is on the top line of the screen, a
scroll down is performed.
3.15.7 Direct Cursor Address
ESCYPnPn
The direct cursor address screen escape
sequence moves the cursor to the specified
3-32
line and column number. The line and column
numbers are sent as ASCII codes whose
values are the number plus IF (Hex).
PN
=
IF (Hex) plus line/column
number.
Example:
ESC Y space space - moves cursor to
home position.
3.15.8 Enter Alternate Keypad Mode
ESC
=
The alternate keypad mode escape sequence
causes the auxiliary keypad keys to send
unique identifiable escape sequences for use
by applications programs.
Note
See
"Keypad Modes" control
sequence in the ANSI Control
Sequence~
this section for
information concerning the
alternate keypad mode options.
3.15.9 Enter ANSI Mode
ESC
<
The enter ANSI mode escape sequence causes
all subsequent escape sequences to be
interpreted according to ANSI Standards
X3.64-I979 and X3AI-1974. All alternate
sequences in this section then will not be
recognized.
3.15.10 Enter Graphics Mode
ESCF
The enter graphic mode escape sequence
causes the special graphics character set to be
used. (See Table 3-8, Special Graphics
Character Sets for a list of the special
graphics characters.)
3.15.11 Erase to End of Line
ESCK
The erase to end of line escape sequence
erases all characters from the active cursor
position to the end of the current line. The
active cursor position is not changed.
DP236
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