Data General DASHER D100 User Reference page 18

DISPLAY
The display responds to ASCII characters in the following
e It plots the 96 graphic characters as 7 by 11 dot matrices
on its screen.
e It decodes control characters and performs specified
functions when the decoded character is a display
command. It ignores control characters that are not
recognized as display commands.
The display plots graphic characters on its screen using a
24-line, 80-characters-per-line format. Within this format,
a character's location on the screen is defined by the
position of the cursor when the character is received. As
the display plots each character, the cursor moves one
character position to the right. To facilitate character
positioning on the screen, a group of display commands is
dedicated to manipulating the cursor's position.
Display commands can be divided into four functional
terminal includes the split baud and printer option.
keyboard.
Ways to generate the command code using the D200
keyboard.
octal command code
Screen Control Commands
Six commands enable or inhibit screen rolling and
character blinking, and erase either a line of characters or
the whole screen. These commands are described below.
Function: Turns on roll mode. In this mode, each time a
command is issued that would move the cursor beyond the
bottom of the screen, the screen rolls up one line. The
cursor then moves to the new (blank) bottom line and
information previously displayed on the top line is lost.
When the terminal is powered-up, this command is
automatically executed.
D100 Keyboard:
CTRL-R or CTRL-SHIFT-R
D200 Keyboard:
Same as D100 Keyboard.
Function: Turns off roll mode. In this mode, each time a
command is issued that would move the cursor beyond the
bottom of the screen, the cursor moves to the top line.
D100 Keyboard:
CTRL-S or CTRL-SHIFT-S
D200 Keyboard:
Same as D100 Keyboard.
013g
Function: Erases displayed characters, beginning with the
current position of the cursor to the end of that line.
D100 Keyboard:
CTRL-K or CTRL-SHIFT-K; CMD-* or CMD-SHIFT-*
ERASE EOL, CTRL-ERASE EOL, SHIFT-ERASE EOL,
or CTRL-SHIFT-ERASE EOL
ERASEPAGE 014,
Function: Erases all displayed characters and moves the
cursor to the first (leftmost) position on the top line of the
screen. Also, Erase Page forces the execution of the
folowing commands: End Blink, End Underscore, End
Dim, End Reverse Video and Enable Blink.
D100 Keyboard:
CTRL-L, CTRL-SHIFT-L, CMD-=
D200 Keyboard:
ERASE PAGE, CTRL-ERASE PAGE, SHIFT-ERASE
PAGE or CTRL-SHIFT-ERASE PAGE
003g
Function: Aliows the screen to blink any character whose
blink attribute is turned on. (See the Start Blink command
description.) When the terminal is powered-up or an Erase
Page command is executed, Enable Blink is automatically
executed.
D100 Keyboard:
CTRL-C or CTRL-SHIFT-C
D200 Keyboard:
Same as D100 Keyboard.
004,
Function: Disables character blinking regardless of the
state of the blink attributes assigned to displayed
characters.
D100 Keyboard:
CTRL-D or CTRL-SHIFT-D
D200 Keyboard:
Same as D100 Keyboard.
ERASE END-OF-LINE
or CMD-SHIFT-=
DISABLE BLINK