Tandy color computer 8 basic Quick Reference Manual page 5

Commands
Commands
ATTR
c1,c2,B,U
Sets display
attributes
of
a high-resolution
text
screen.
d
Foreground
color
c2 Background
color
B
Character
blink
on
U
Underline
on
ATTR 3,2,
U
AUDIO
switch
Connects
or disconnects cassette output
to
the
display speaker
ON
Switches
ON
sound
from
cassette player
to
display speaker.
OFF
Switches
OFF
sound
from
cassette player
to
display speaker.
AUDIO
OFF
CIRCLE
(x,y),r,c,h,s,e
Draws
a
circle
on
the current low-resolution
graphics
screen.
x.y Center
point
r
Radius
c
Color
h
Height/width
ratio
s
Starting point
e Ending
point
CIRCLE
(65 ,43) ,20,1
,
,
.
5
,
.8
CLEAR
n,h
Erases
variables, reserves string
workspace, and
reserves high
memory
for
machine language
programs
n
String
workspace
size
h Highest
BASIC
memory
address
CLEAR 200 ,20000
CLOAD
"filename"
Loads program
filename from
cassette.
If
filename
is
not specified.
BASIC
loads the
first
program
file
found.
filename
Name
of
desired
program
Name
can have
as
many
as 8
characters.
CLOAD "PUPPIES"
CLOADM
"filename
\o
Loads macnine-language program
filename from
cassette
!
f
filename
is
not specified.
BASIC
loads
tne
first
macmne-ianguage program
found.
filename
Name
o
f
desired
macnine-language
program
Name
can have
as
many
as 8
characters.
o
Memory
address
offset.
If
specified.
BASIC
loads the machine-language
program
o bytes higher
in
memory
tnan normal.
CLOADM "GRAPHICS", 2730
CLOSE#
d
Closes access
to
specified
device
or
file
If
d
is
not specified.
BASIC
closes
all
open
devices and
tiles.
d
Number
of
device
or
file
CLOSE #-1
CLSc
Clears the
text
sc r
een
to
a specified
color.
When
in
nigh-resolution
text
mode. BASIC
also sets the
background
color,
if
c
is
not
specified
BASIC
uses the current
background
color.
c Color
code
CLS
2
COLOR
cf,
c2
Sets foreground
and background
colors
of
the
current low-resolution
grapnics screen.
d
Foreground
color code
(0-8)
c2 BacKground
color
code
(0-8)
COLOR
2,3
CONT
Continues
program
execution
after a
program
halt
f rom
tne 'break; key or a
STOP
instruction
CONT
CSAVE
"filename'^
Saves program
filename on
cassette.
filename
Name
of
program
to save.
Name
can nave
as
many
as 8
characters.
A
Selects
ASCII format
CSAVE "NEWFI
LE",
A