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PC-2 TRS-80
Radio Shack PC-2 TRS-80 User Manual
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POKE#
Put
Value
Into
Alternate
Buffer
Location
PO
K
E
#
address,
value
address
is
a
numeric
expression
between
0-65535
decimal
and
specifies
a
memory
location
in
the
Alternate
memory
buffer.
value
is
a
numeric
expression
between
0-255
decimal
and
specifies
the
ASCII
value
you
with
to
put
into
address.
Abbreviations:
PO.
POK.
POKE
#
is
the
same
as
POKE
but
POKE
#
puts
a
value
into
the
Alternate
memory
buffer.
The
PC-2
has
two
memory
buffers
-
a
Primary
buffer
for
program
and
data
storage
and
an
Alternate
buffer
for
data
storage
only.
POKE
#
requires
a
byte
address
(in
decimal
or
hexadecimal
form)
and
a
value
(also
in
decimal
or
hexadecimal
form).
POKE:I+
may
be
used
in
any
of
the
Operation
Modes.
81
84
86
Table of Contents
Table of Contents
7
Customer Information
7
Welcome to the World of Pocket Computing
8
Description of the Pocket Computer
9
Sample PC-2 Display
13
Pc-2
15
Start up
17
2/Setting up the Pocket Computer
17
Battery Installation
20
Turning the Computer off
20
External Power Supply
21
3/Using the Pocket Computer
23
Using the Keyboard
24
Normal Vs. Lowercase Option
24
Clearing the Display and Resetting the Computer
25
Operation Modes
25
Program Mode
26
Reserve
26
RUN Mode
27
Reserve Mode
28
To Make a Function Key Assignment
29
To Set up a Menu
31
Definable Keys
32
Command Instruction Keys
33
Program Line Numer Definable Keys
34
Reserve Mode Change
37
Recall Function Key Assignments
37
Display the First/Next Highest Program Line
38
Backspace Cursor/Delete Character
40
Forward Space/Insert Characters
42
Using the PC-2'S Calculator
43
PC-2 Mathematical Functions
44
Scientific Notation
48
Trigonometric Functions
48
Calculator Memory
49
To Set the PC-2 to the Appropriate Angle Calculation Mode
49
Recalling Equations
51
Recalling Values
51
Successive Calculations
52
Editing Equations
52
Combining Programming and Calculator Mode
53
Pocket Computer BASIC
54
PC-2 Statements
56
PC-2 Functions
57
Aread
59
End
60
Arun
61
Beep
63
Beep Switch
63
To Turn Beep off
63
To Turn Beep Back on
63
Sound Tone
64
Call
65
Execute a Mchine-Language Routine
65
Position Cursor
67
Cursor
67
Gcursor
68
Gcursor Position
68
Gprint
70
Dot Patterns
77
Lock/Unlock
79
Pause
80
Peek
81
Point
82
Poke
84
Status
86
Check Memory Status
86
Time
88
Wait
89
4/Care and Maintenance
91
5/Specifications
92
Appendix A/Language Reference Summary
94
PC-2 Error Codes
106
Appendix B/Error Codes
106
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Radio Shack PC-2 TRS-80 Specifications
General
Brand
Radio Shack
Model
PC-2 TRS-80
Category
PDA
Language
English
Related product manuals
Radio Shack TRS-80 26-3501
40 pages
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