KEY OR
CONTROL
ENTER (cont.)
PRINT
ERM
(Erase
to
End of Memory)
EO
L (Erase
to
End
of
Line)
Table 2-1. SUPER BEE Computer Terminal Keyboard,
Controls
and
Indicators (continued)
FUNCTION
CONTROL
AND
FUNCTION
KEY
GROUP (continued)
When
the
terminal
is
in
the
Format
mode,
the
same sequence occurs as
that
which occurs
in
the
Character mode,
except
that
only
data
in
the
unprotected
fields are transmitted.
When
the
terminal
is
in
the
Program Entry mode,
the
same sequence occurs
as
that
for
the
Character mode.
Keyboard Operation: Depress ENTER or CTR
L-C.
1/0
Port
Operation: Receipt of CTR
L-W
causes ETX
to
be displayed
but
ENTER function
is
not
performed.
When
the
terminal
is
in
the
Character mode, an ETX
is
stored
at
the
cursor
location when
the
command
is
received.
The
same sequence occurs as
that
for
the
Character
mode
ENTER command,
except
that
data
is
outputted
through
the
printer
1/0.
The
ETX
is
transmitted as a CR-LF. In pseudo-
polling,
the
printer does
not
have
to
respond with an ETB (Control
W).
In
the
Format
mode,
the
same sequence occurs as
that
for
the
Character
mode,
except
that
only data
in
the
unprotected
fields are
transmitted
to
the
printer. A CR-LF
is
generated between every
unprotected
field.
In
the
Program Entry mode,
the
special character
is
displayed
in
reverse
video and
the
cursor moves
to
the
next descending character location
in
the
memorv.
Keyboard Operation: Depress ENTER or CTR
L-C.
1/0
Port Operation: Receipt of CTR
L-W
causes ETX
to
be displayed
but
enter function
is
not
performed.
When
the
terminal
is
in
the
Character mode, all
memory
locations from
the
cursor
to
the
end
of
the
memory are filled with space codes.
In
the
format
mode, all
unprotected
memory locations from
the
cursor
to
the
end
of
the
memory
are filled with space codes.
In
the
Program
Entry
mode,
the
code J
is
displayed
in
reverse video and
the
cursor moves
to
the
next
descending memory location.
Keyboard Operation: Depress
ERM
or
ESC, J.
1/0
Port
Operation: Receipt of ESC, J.
When
the
terminal
is
in
the
Character mode, all
memory
locations from
the
cursor location
to
the
end
of
the
current
line or New Line
code
are
filled with space codes.
In
the
Format
mode, all memory locations from
the
cursor location
in
an
unprotected
field
to
the
end
of
that
field are filled
with
space codes.
In
the
Program
Entry
mode,
the
code K
is
displayed
in
reverse video and
the
cursor moves
to
the
next
memory location.
Keyboard Operation: Depress EOL
or
ESC,
K.
1/0
Port Operation: Receipt
of
ESC,
K.
2-3
To Next Page
Loading...