Radio Shack TRS-80 - LIMITED WARRANTY

TABLE
OF
CONTENTS
>•
Paqe
•
INTRODUCTION
.
*
•
TABLE
OF
FUNCTIONS
AND
STATEMENTS
!
3
•
KEYBOARD
• FUNCTIONS
OF
KEYS
•
SECOND
FUNCTION
.".
13
•
MODE
*
!g
•
DISPLAY
...............
A
•
DISPLAY
SYSTEM
16
•
INPUTTING
DATA
• COMPUTATION
RANGE
•
MANUAL
CALCULATIONS
../.....................[[.
18
1.
What
is
a
manual
calculation?
18
2.
For
arithmetic
calculations
-o
3.
Power
calculations
9n
4.
Calculations
with
parentheses
2Q
5. Scientific
functions
6.
Logic
functions
7.
Calculations
using
memories
8.
Successive
designation
of
expressions
in
manual
calculation
25
9.
Recall
function
;
10.
Editing
expressions
9fi
1
1
.
Priority
of
calculations
2g
•
PROGRAMMED
CALCULATIONS
31
1.
What
is
a
programmed
calculation?
32
2.
Writing
programs
34
3.
Checking
stored
programs
36
4.
Program
correction
37
5.
Executing
programs
3g
6.
DEBUGing
programs
41
7.
Defined
programs
4
„
•
VARIABLES
A
Z
45
1
.
What
is
a
variable?
At
-
45
2.
Specifying
variables
46
3.
Inputting
to
variables
43
4.
Recalling
the
contents
of
variables
49
• PROGRAM
STATEMENTS
51
1.
LET
statement
t
51
2.
INPUT
statement
!!!!!!'!...
52
3.
PRINT
statement
,
54
4.
PAUSE
statement
57
5.
USING
statement
57
6.
GOTO
statement
5g
7.
I
F
statement
g
8.
GOSUB
statement,
RETURN
statement
.
. .
.
62