Radio Shack 4 Quick Reference

VAL(string)
Calculates the
numeric value
of string.
VAL
terminates
its
evaluation on the
first
character that
has
no
meaning in a
numeric term.
PRINT
UAL
("100
DOLLARS"
)
VARPTR
variable
or butter
Returns the
absolute
memory
address.
When used
with a
variable,
VARPTR
returns the
address
of the
first byte
of data
identified
with
variable.
When used
with a
buffer, it
returns
the
address of the
file's data
buffer.
Y
=
USRKUARPTR(X))
WAIT
port
integer;
[,integer2]
Suspends
program
execution
until a
machine
input
port
develops a
specified bit
pattern.
100
NAIT 32»2
WHILE
expression
WEND
Executes a
series of
statements
in a
loop as
long as a
given
condition is
true.
WHILE. ,
.WEND
WRITE data...
Prints data
on the
display.
WRITE
A.B.C$
WRITE#
butter,
data,...
Writes
data to a
sequential file.
WRITEsl . A$ ,B$

Radio Shack 4 Specifications

General

Brand	Radio Shack
Model	4
Category	Remote Control
Number of Devices	4
Type	Universal Remote