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ECHO ][ SPEECH SYNTHESIZER MINI-MANUAL
 

TABLE OF CONTENTS

______________________________________________________________________

INTRODUCTION
INSTALLATION
SPEECH GENERATOR
SPEAKING FROM WITHIN AN APPLESOFT PROGRAM
WORD STRUCTURE
SPEECH EDITOR
SPEECH EDITOR COMMANDS
PHRASE CONSTRUCTION
SAMPLE VOCABULARY
SAMPLE PROGRAM
HANGUPS?
SPEECH EDITOR EXAMPLE
PROGRAM EXAMPLE
TABLES
APPENDIX - SAMPLE VOCABULARY
 

     INTRODUCTION

     Until recently, speech generation by a micro-computer required a
fair amount of memory storage and hardware. With the advent of "Linear
Predictive Coding" (a mathematical method of simulating the human vocal
tract) the amount of memory needed to store speech was greatly reduced.
Instead of storing the actual speech signal, only those LPC parameters
needed to describe each particular speech sound are stored. This allows
programs to have a large resident vocabulary without having to access a
disk or tape every time an alternate response is needed. As an
illustration, the sample vocabulary supplied with the ECHO ][ contains
all of the letters of the alphabet, numbers, and over 100 other words in
less than 2K of memory.

     The heart of the ECHO ][ is Texas Instrument's TMS 5200 speech
processor. This integrated circuit is an upgraded version of the one
used in the Speak & Spell (TM of Texas Instruments) that has been
modified for use with an eight bit processor. The ECHO ][ has been
designed so that all of the features of the TMS 5200 may be used with
the APPLE, however only RAM based speech is used with the initial
operating system. Empty sockets have been provided for standard
vocabulary ROMs when they become available.

     The initial operating system is a RAM based phoneme system that was
designed to provide flexibility and a further increase in memory
efficiency over straight encoded words. By using the SPEECH EDITOR the
user may create any word or phrase that he desires to have spoken from a
program. This code is in a compact form and contains information on the
sound, pitch, and duration of each phoneme. A second program called
SPEECH GENERATOR is a binary program which interprets this code and
passes the correct parameters to the ECHO ][ to speak the word. Only the
SPEECH GENERATOR (1K bytes) and the actual vocabulary (10 to 20
bytes/word) are needed for a program to speak.

     The address of the word to be spoken is "poked" to the SPEECH
GENERATOR and a call is made to initiate the speech. The sections which
follow discuss in detail how to install the card and the different
components of the software system and how they are implemented.
Following that is a step by step example of how to use the speech editor
to create words and then a short program of how to access them from
APPLESOPT basic. It is suggested that you read over the next sections
first and then work through the example to become familiar with the
system. You may also want to list the sample programs (RECITE and
TALKING TYPEWRITER) or examine portions of the sample vocabulary with
the SPEECH EDITOR as further examples.
 

     INSTALLATION

     Before installing the ECHO ][ be sure all power is disconnected
from the computer.  The ECHO ][ card may be plugged into any of slots 2
thru 5 of the APPLE ][.  The speaker cord should be attached to the
terminals on the back of the speaker and then plugged into the jack on
the back of the ECHO ][ card. Replace the cover and the installation is
complete.  There is a short subroutine located within the SPEECH
GENERATOR which will determine which slot the ECHO ][ is located in.
This should be "called" at the start of a program before any speech is
attempted and will be discussed in the next section.

     The SPEECH EDITOR disk is a 13 sector disk copied using DOS 3.2.1
and will not  run on a DOS 3.3 system without first using the BOOT13
utility,  It is suggested  that a backup disk be made as soon as
possible to protect its contents.  If you  have DOS 3.3 you may "muffin"
it at this time.
 

     SPEECH GENERATOR

     The SPEECH GENERATOR is a 1K binary module that contains the actual
phoneme codes, routines for processing these codes along with their
variables (pitch, length, and  volume), and the routine for locating the
ECHO ][ slot.  If you "catalog" the supplied disk, you will see four
different  versions  of the SPEECH GENERATOR.   Each version resident in
a different portion of memory to accommodate the HIRES pages and
different size systems.  The locations of these routines and their
associated  entry points are listed in TABLE 1 at the end of the manual.

     The Speak routine takes the compressed speech data beginning at the
starting  address (specified by the "calling" program), processes it,
and then outputs it  to the ECHO ][ for speaking.  It will keep
processing  successive bytes  of  information until is comes actor's an
"end" command ( HEX "AC" ) which is tacked  onto the end of each word by
the SPEECH EDITOR.  At that point speech is  terminated and control is
returned to the main program.

    The SETSLT routine actually "looks" for the ECHO ][ card and then
modifies the  Speak routine accordingly.  This routine should be called
at the start of any  speech  program since different programs may be
using different locations for the   SPEECH GENERATOR.  If your card is
installed in slot 5 you don't really need to  use the SETSLT routine,
however if you change the location of the ECHO ][ card  the program will
not function properly.

    The SETSLT routine is also useful for determining whether there is
an ECHO ][  card installed in the system.  That way a program where
speech is an enhancement  but not a necessity may still be run without
the speech.  To do this a "PEEK"  needs to be made to the location
called "SLOT" (see Table 1).  If the SETSLT  routine cannot find an ECHO
][ card it will set this location to 16 (10  Hex).  An example is listed
below:

   10   LOBYTE = 16384: HYBYTE = 16385: SPEAK = 16386: NXTSPK = 16398:
         SLOT =16413:  SETSLT = 17313
   20   ECHO = 1: CALL SETSLT: X = PEEK (SLOT): IF X = 16 THEN ECHO =0

    In the above listing a flag labeled "ECHO" was set to one if a
speech card was  present or zero if there wasn't.  This may be used
later in the program to bypass  speech routines which could cause the
program to "hang" if  no card was being  used.
 

      SPEAKING FRON WITHIN AN APPLESOFT PROGRAM

    In order for the SPEECH GENERATOR to say a word, it has to know the
starting address of the word.  Since BASIC deals with decimal numbers
and the SPEECH GENERATOR deals with binary numbers, the address will
have to be split into two portions and then poked to the SPEECH
GENERATOR with two separate pokes.  For convenience the addresses for
these pokes have been labeled "HIBYTE" and "LOBYTE"  and are listed in
TABLE 1. A short routine to accomplish this is shown below:    100   AH
= INT (ADD / 256) : AL = ADD - AH * 256    110 POKE HIBYTE, AH : POKE
LOBYTE, AL    Once that has been accomplished a call to the SPEAK
routine will cause the word  to be spoken.  From a binary program the
same thing may be accomplished  with two  STA instructions followed by a
JSR.
 

      WORD STRUCTURE

    Words may be broken up into separate and distinct sounds or
phonemes.  The ECHO  ][ SPEECH EDITOR uses a set of  forty-one possible
phonemes  along  with two  different types of pauses and a stop command
(automatically appended at the end  of  words].   In general,  voiced
sounds (see Table 2) have variable pitch,  duration, and volume.
Unvoiced  sounds  (see Table 3) have these variables preset.    There
are sixteen different pitch levels available for voiced sounds.  these
range from one (highest) to sixteen (lowest). Varying the pitch allows
the  computer to ask questions or make exclamations. If the pitch is all
one level,  the speech will have a monotonic or robotic sound.

    The length of each voiced sound may be specified as being from one
to eight 25  millisecond "frames" long. Unvoiced sounds are preset to be
anywhere from two to  five frames long depending on the sound.  The
"PA1" is the exception. This stops  speech activity 25 to 200
milliseconds specified in 25 millisecond increments.  The primary use of
the "PA1" is between words within a phrase or before stop  plosives
("8","K","T",etc.). THE "PA" pause gives a delay of 25 milliseconds
however there is still some sound occurring during this period although
it is  faint.    There are eight available volume levels ranging from
one(softest) to eight  loudest. The usual range is from five to eight
for vowel sounds except when  tapering off at the end of some words.

    Many commonly used sounds are made up of a combination of phonemes.
An example is  the sound "oh". To produce this sound an "01" sound must
be followed by an "02"  sound. Some other examples  are "eye"
("AH","I","E")  and  "oooh" ("U1","U2").
 

     SPEECH EDITOR

    The SPEECH EDITOR is an APPLESOFT program which allows you to
construct custom  words and phrases for the ECHO ][. Basically, it
arranges the sounds according to  line numbers. These lines may be added
to, deleted, modified, and inserted as  necessary during word
construction.  When the word is finished it may be "saved"  to RAM which
also will assemble it into the format the SPEECH GENERATOR requires.
>From there it may also be "saved" to the disk for later use. The word or
phrase  may be spoken at any time during the process to verify it for
the correct sounds.  The EDITOR commands are described in detail below
and are also listed in TABLE 4.  Only those letters enclosed in
parenthesis actually need to be typed in for the command to be
recognized.

    There are two modes which the EDITOR operates in. In the command
mode, you will  be prompted by a "#" and you may enter any of the
commands listed below. In the  add mode you will be expected to provide
a sound or number specifying one of the  variables.  If you type a
letter when a number is expected you will be asked to "RETYPE?".  To
exit the add mode and return to the command mode press the  "RETURN" key
When the cursor is in the "SOUND" column.
 

      SPEECH EDITOR COMMANDS

    (A)DD - This command puts you in the add mode and allows you to add
sounds to the  end of the current word or phrase.  You will be asked for
the sound for each line  and also the variables if it is a voiced sound
or "PA1". To exit this mode press  the "RETURN" key when the cursor is
in the sound column.

    (AP)PEND - You may add a word or phrase from memory to the end of
the current  word or phrase. Keep in mind that there is a maximum of
forty lines for the  current word or phrase.  To construct a longer
phrase see the section on phrase  construction.

    (C)ATALOG - This causes a DOS catalog of the current disk drive and
then returns  you to the command mode.

    (D)ELETE - When this command is entered you will be asked which line
number you  wish to delete.  That line will be deleted and all
subsequent lines will be shifted down one line to fill its place.

    (END) - This exits the SPEECH EDITOR, clears the screen, and returns
you to APPLESOFT.

    (I)NSERT - If you wish to add lines within a word use this command.
You will be  asked which line you wish to insert the new line(s) in
front of. This command  puts you in the add mode however all new lines
are inserted within the word  rather than at the end. To exit press
"RETURN".

    (L)IST - Re-lists the current word or phrase.  If you wish to pause
during the  listing (useful if there is more than one screen of text)
you may press the "SPACE BAR" and the listing will be halted. To resume
the listing press the "SPACE BAR" again. This is similar to pressing
CTRL-S when listing APPLESOFT programs.

    (LO)AD - When this is entered you will be asked whether you wish to
load code  from the current disk drive or if you wish to load text from
the memory into the  current word buffer. If you are accessing the disk,
you will be asked for the  name of the file along with the address to
load it into. If you are loading text  from memory you will have to
specify the starting address. It will then load up  to forty lines until
it encounters a stop command within the text. If there are more than
forty lines you will get a beep and a '*BUFFER FULL" warning.

    (M)ODIFY - This allows you to modify a line that has previously been
entered. It  is essentially the same as a "DELETE" command followed by
an "INSERT" command.  You will be asked which line you wish to modify.
You will enter the add mode and  all new lines will be inserted at that
location.

    (N)EW - Clears the current word buffer so you may start formation of
a new word.  You will be asked if it is OK to clear. Any response other
than a "Y" or a "YES"  will abort the command.

    (PR)INT - If you wish to make a hard copy of the current word or
phrase makeup  use this command. You will be asked to type in the title
which will be printed at  the top of the listing. All output is printed
to Slot #1.

    (SA)VE - You may save the current text to memory or code within
memory to the  current disk drive. If you are saving text you will be
asked for the starting  address to save it to. Keep a record of this and
how many bytes are saved (it  tells you) for future reference. A stop
command is automatically added to the end  of the word as it is saved.
This is included in the total number of bytes that it  tells you have
been saved. If you are saving code to the disk, you must specify  the
file name, the starting address, and the number of bytes to be saved.

    (SP)EAK - By entering this command you may hear whatever is  in  the
current buffer.  This is useful for "debugging" words during
construction. Like all other  commands, this command is only available
when in the command mode.

    (SPM)ENORY - This will speak words or phrases that have been
previously stored in  memory. You will be asked for the starting address
at which time whatever is  stored there will be spoken.
 

     PHRASE CONSTRUCTION

    There are a few different ways in which words may be strung together
to form phrases. For a short phrase you will want to load or enter the
first word into the SPEECH EDITOR buffer and then append each additional
word. You will then want  to go back and insert a "PA1" in between each
word.

    For longer phrases that include more than forty lines, each new word
will have to  be saved into memory directly following the previous one.
Keep in mind that  previously saved words will have a stop command
tacked onto the end of them so  save the new word one byte short of the
actual calculated address (starting  address of the previous word plus
the number of bytes saved). You will also want  to start each new word
with a "PA1" so that there will be a pause between the  words. Do not
put the "PA1" at the end of the old word because it may cause the
system to "hang" when it is spoken from the SPEECH EDITOR.

    One other way of producing a longer phrase is that used in the
sample program  "RECITE" on the disk.  Unlike the method above, the stop
commands are not  eliminated and no "PA1" pauses are inserted. The
starting address of the first  word is given to the SPEECH GENERATOR and
it is spoken in the normal fashion.  Then for each successive word to be
spoken a call is made to the "NXTSPK"  routine. The SPEECH GENERATOR
will already be painting to the next byte in memory  after speaking the
previous word so it will already have the address of the next  word. To
use this type of Phrase you must know how many total words are to be
spoken and then do the same number of calls to the "SPEAK" and "NXTSPK"
routines.
 

    SAMPLE VOCABULARY

    The sample vocabulary on the enclosed disk contains 175 words,
letters, and numbers for use from within your programs or as examples on
coding your own words. The file name of the code is "VOCABULARY" and
should be loaded into address 17408.  A complete listing of the words
and their starting addresses is given in the appendix at the back of
this manual.

  "VOCABULARY" may be loaded  into other parts of memory but the
starting addresses will have to be modified  accordingly when accessing
words from a program.
 

    SAMPLE PROGRAMS

   There are two sample programs provided on the disk. The first one,
"TALKING TYPEWRITER" will say each letter and number as it is typed on
the keyboard.  The second one, "RECITE" will say each word of the sample
vocabulary. Both of these programs are APPLESOFT programs and are run in
the usual manner.
 

     HANGUPS?

    If you try to speak a phrase that begins or ends with a "PA1" or has
two "PA1's"  embedded in it, the entire program may "hang".  It may also
"hang" if you give it  the starting address of some other data rather
than phoneme encoded data. When  this occurs the only way to regain
control of the computer is to press reset. If  you are using the speech
editor you may return to the program with variables  intact by entering
"GOTO 1000".  You will have to re-list the current word or phrase and
you will no longer have the headings at the top of the screen.

    There is another problem that may occur anytime after the above
situation occurs  or if RESET is pressed when the ECHO ][ is talking.
The next time SETSLT is  called to find which slot the ECHO ][ is in, it
probably won't find it. There are  two ways to get around this without
having to turn off the computer and reboot  from scratch. One is to
always install the ECBO ][ card in slot 5 and never use  the SETSLT
routine. The other is to POKE "255" to one of the addresses which  pulls
the DEVICE SELECT (PIN 41) low on the slot the ECHO ][ is in.
 

    SPEECH EDITOR EXAMPLE

    In this section we will use the SPEECH EDITOR to generate and save
the phrase "an  Apple ][ computer" and then write a short APPLESOFT
program to say the lar9et  phrase "This is an Apple ][ computer". Before
proceeding you should install  the  ECHO ][ card according to the
directions previously given.

    To begin you should boot up the supplied disk and run the SPEECH
EDITOR program.  After it has finished loading from the disk your screen
should be blank except  for the headings at the top and you should be
prompted with a "0". Whenever this  prompt is displayed the program is
waiting for a command. For clarity, in this  example we will always list
an entire command rather than just the first letter(s).  All commands
ate followed by a <CR>.

    Since you will be using some of the words from the sample
vocabulary, you will  have to first load it from the disk into memory.
To do this type in the command:  LOAD. You are then given two options:
to load code from the disk or to load text  from memory. You want to
load code from the disk so enter "1". Next you will be  asked for the
file name. The sample vocabulary is saved under the name of "VOCABULARY"
so type this in. When it asks for what address to load it into type  in
"17408".  All addresses listed in the back of this manual assume that
the  vocabulary has been loaded into this location.

    After the file has been loaded you should be back in the control
mode of the editor and the "#" should reappear. The first word of our
phrase is "an". This is  not one of the words in the sample vocabulary
but can easily be made by modifying  the word "and". Once again you will
want to use the LOAD command, however this  time you will want to use
option "2" instead of "1". When asked for the address  to load the text
from you should enter the address listed in the appendix for "and".
This is "17434" so type it in now. After a brief pause your screen
should  appear as follows:
 

LINE# SOUND PITCH LENGTH VOLUME

17   PA1       2
18   K
19   UH        7    3    6
20   M         8    2    6
21   PA1       1
22   P
23   Y         4    1    6
24   IU        4    1    6
25   U2        4    3    6
26   PA1       1
27   T
28   ER        6    2    6
29   ER        8    2    6
30   ER        10   2    5
 

     After pressing <CR> to return to the command mode the entire buffer
will be re-listed on the screen. Since the screen isn't long enough to
accommodate the entire buffer the first lines will no longer appear. To
re-examine the first lines, enter the LIST command and while it is
listing press the space bar. The listing will halt at that point and
will continue only when the space bar is pressed again. A listing may be
stopped and restarted in this manner as many times as desired.

     Now that the phrase "an apple two computer" has been finished it
needs to be saved to memory and then to the disk for future use. The
SPEECH EDITOR and SPEECH GENERATOR.CODE2 use memory locations below
17408.  Likewise, the sample vocabulary resides in memory locations
17408 to 19399. Therefore when you save the phrase you just constructed
it should be put above these locations.  To save the phrase enter the
SAVE command. As with the LOAD command you will be asked whether you are
saving text to memory or memory to disk. Enter a "2" for text to memory
and when you are asked for the address to save to enter "19400". Note
how many bytes were saved (56) because you will need to know that to
save it to the disk.

     The compressed binary code for your phrase is now in memory
starting at address 19400. To save the phrase to the disk once again
enter the SAVE command, but this time select the first option. For a
file name you can use "AN APPLE TWO COMPUTER" and for the address to
save from type in the address where it was previously saved, in this
case 19400. The length of the phrase is 56 bytes as noted above.

     At this point the entire vocabulary to say the phrase "this is an
apple two computer" is stored either within the sample vocabulary or
within the file that you just created. The entire phrase could have been
constructed and placed within a single file but in order to more
effectively demonstrate how to access speech from within a program you
will be accessing a combination of single words and a phrase.
 

     The program listed will say the sample phrase every time a <CR> is
pressed. The "REM" statements pretty well explain its operation and what
portion of the program does what.
 

10 HIMEM: 7167

15 REM SETS HIMEM BELOW THE LOCATION OF THE SPEECH ROUTINES.

20 D$ = CHRS (4)

25 REIUI SETS D$ UP AS A CONTROL-D FOR DOS COMMANDS.

30 PRINT D$;"BLOAD SPEECH GENERATOR.CODE0"

35 REM LOADS IN THE SPEECH GENERATOR.CODE0 INTO $1C00 TO $1CFF.

40 PRINT D$;"BLOAD VOCABULARY"

45 REM LOADS THE SAMPLE VOCABULARY INTO LOCATION 17408.

50 PRINT D$;"BLOAD AN APPLE TWO COMPUTER"

55 REM LOADS THE PHRASE INTO LOCATION 19400.

60 LOBYTE = 7168:HIBYTE = 7169:SPEAK = 7170:NXTSPK = 7182:SLOT = 7197:
    SETSLT = 8097

65 REM SETS UP THE VARIOUS ADDRESSES USED WITH SPEECH GENERATOR.CODEO.

70 CALL SETSLT:A = PEEK (SLOT): IF A = 16 THEN HOME : PRINT "PLEASE
    INSERT AN ECHO II CARD": END

75 REM DETERMINES WHICH SLOT THE ECHO II CARD IS IN. IF NO CARD IS
    INSTALLED IT WARNS THE USER AND ENDS THE PROGRAM.

80 HOME : INPUT "PRESS THE <CR> FOR A DEMOSTRATION ";X$

85 REM CLEARS THE SCREEN AND WAITS FOR A COMMAND TO START.

90 ADD = 19070: GOSUB 200

95 REM SETS UP THE ADDRESS FOR THE WORD "THIS" AND THEN JIMPS TO THE
    ROUTINE THAT WILL OUTPUT THE ADDRESS AND SPEAK IT.

100 FOR A = 1 TO 100: NEXT

105 REM CAUSES A PAUSE BETWEEN THE WORDS "THIS" AND "IS".

110 ADD = 18184: GOSUB 200

115 REM SETS UP THE ADDRESS FOR THE WORD "IS" AND THEN JUMPS TO THE
ROUTINE
    THAT WILL OUTPUT THIS ADDRESS AND SPEAK IT.

120 FOR A = 1 TO 100: NEXT

125 REM CAUSES A PAUSE BETWEEN THE WORD "IS" AND THE FOLLOWING PHRASE.

130 ADD = 19400: GOSUB 200

135 REM SETS UP THE ADDRESS FOR THE PHRASE "AN APPLE TWO COMPUTER" AND
     THEN JUMPS TO THE ROUTINE THAT WILL OUTPUT THE ADDRESS AND THEN
     SPEAK IT.

140 GOTO 80

200 AH = INT (ADD/256):AL = ADD -AH * 256

205 REMI SPLITS THE ADDRESS UP INTO HIGH AND LOW ADDRESSES LESS THAN
     256 AND THAT CAN BE POKED INTO A BINARY ROUTINE.

210 POKE HIBYTE,AH: POKE LOBYTE,AL

215 REM POKES THE ADDRESSES DETERMINED ABOVE INTO THE LOCATIONS USED
     BY THE SPEECH GENERATOR.CODE.

220 CALL SPEAK

225 REM THIS CALLS THE ROUTINE THAT SPEAKS THE WORD OR PHRASE STARTING
     AT THE ADDRESS POKED ABOVE.

230 RETURN
 
 

TABLE 1 -SPEECH GENERATOR ADDRESSES

SPEECH GENERATOR.CODE0 - $1COO TO S1FFF
SPEECH GENERATOR.CODE1 - $3COO TO $3FFF
SPEECH GENERATOR.CODE2 - $4000 TO $43FF
SPEECH GENERATOR.CODE3 - $6000 TO $63FF
 

VER  LOBYTE    HIBYTE    SPEAK     NXTSPK    SLOT      SETSLT

0     7168      7169      7170      7182      7197      8097
     $1C00     $1C01     $1C02     $1COE     $1C1D     $1FA1

1    15360     15361     15362     15374     15389     16289
     $3C00     $3C01     $3C02     $3COE     $3C1D     $3FA1

2    16384     16385     16386     16398     16413     17313
     $4000     $4001     $4002     $400E     $401D     $43A1

3    24576     24577     24578     24590     24605     25505
     $6000     $6001     $6002     $600E     $601D     $63A1
 

TABLE 2 - SOUNDS WITH SELECTABLE VARIABLES
 

Al - late E - speak M - many  OO2 - book

A2 - late EH - letter    N - nice  U1 - tune

AE - dad       ER - hurry     NG - long U2 - tune

AH - bother    I - finger     O1 - oh   UH - fun

AW - call IU - you  O2 - oh   Y - you

L -  like  OO1 - book     PA1 - pause
 
 

TABLE 3 - SOUNDS WITH PRESET VARIABLES
 

B - baby       G - get   R - red   TH1 - then

CH - choose    H - hello S - see   V - very

D - dog        J - jet   SH - shoe W - will

DT - butter    K - kick  T - too   Z - zero

F - if         P - print TH - think     PA - pause
 
 

TABLE 4 - SPEECH EDITOR COMMANDS

(A)DD
(END)
(N)EW
(AP)PEND
(I)NSERT  (PR)INT
(C)ATALOG
(L)IST
(SA)VE
(D)ELETE
(LO)AD
(SP)EAK
(M)ODIFY
(SPM)EMORY
 
 

APPENDIX - SAMPLE VOCABULARY
 

A...........17408    ADDED.......17425    ANSWER......17444
ADD.........17417    AND.........17434    APPLE.......17457

B...........17469    BLUE........17490    BYTE........17510
BLACK.......17477    BY..........17502

C...........17521    CLOSE.......17551    CONTROL.....17595
CATALOG.....17532    COLOR.......17570    CORRECT.....17610
CENTS.......17548    COMMA.......17583

D...........17624    DISK........17670    DO..........17724
DATE........17632    DIVIDE......17680    DOLLARS.....17732
DECIMAL.....17641    DIVIDED.....17695    DON'T.......17747
DELETE......17656    DRIVE.......17713

E...........17758    ELEVEN......17800    ERROR.......17B51
EIGHT.......17765    END.........17815    ESCAPE......17862
EIGHTEEN....17775    ENTER.......17825    EXCLAMATION.17B74
EIGHTY......17789    EQUALS......17838

F...........17899    FIRST.......17942    FORTY.......17975
FALSE.......17905    FILE........17953    FOUR........17987
FIFTEEN.....17916    FIVE........17965    FOURTEEN....17997
FIFTY.......17930

G...........18012    GOOD........18028    GUESS.......1B048
GAME........180ZO    GREEN.......18039

H...........18057    HELP........1S075    HUNDRED.....18098
HELLO.......18065    HIGH........18088

I...........18112    INCORRECT...18134    IS..........18184
IF..........18121    INPUT.......18153    IT..........18190
IN..........18127    INSERT......18168

J...........18198

K...........18206    KEY.........18214    KEYBOARD....1B222

L...........18236    LIST........18256    LOW.........18279
LEFT........18245    LOAD........18267

M...........1B290    MILLION.....18328    MULTIPLY....18355
MANY........18301    MINUS ......18341    MULTIPLIED..18376
MEMORY......18314

N...........18398    NINE........18431  N0..........18480
NAME........18409    NINETEEN....18442  NOW.........18489
NEXT........18418    NINETY......18462  NUMBER......18497

0...........18510    ONE.........18534    OR..........18555
OFF.........18519    OPEN........18542    OUT.........18564
ON..........18525

P...........18573    PERIOD......18614    PRESS.......1B648
PARENTHESIS.18583    PLUS........18627    PRINT.......18658
PERCENT.....18600    POUND.......18638    PROGRAM.....18670

Q...........186S5    QUESTION....18697

R...........18711    REMOVE......18729    RETURN......18759
RED.........18720    REPEAT......18743    RIGHT.......18774
 

S...........18785    SEVENTY.....18864    SPELL........18933
SAVE........18792    SIX.........18878    START.......18942
SECOND......18801    SIXTEEN.....18888    STOP........18953
SEMICOLON...18814    SIXTY.......18903    SUBTRACT....18964
SEVEN.......18835    SORRY.......18915    SUBTRACTED..18979
SEVENTEEN...18845    SPACE.......18925

T...........18997    THIRTEEN....19047    TRY.........19109
TAPE........19007    THIRTY......19060    TRUE........19119
THAT........19016    THIS........19070    TWELVE......19128
TEN.........19025    THOUSAND....19077    TWENTY......19140
THE.........19033    THREE.......19089    TWO.........19151
THE1........19041    TIME........19098    TYPE........19159

U...........19170    UH OH.......191B1    UNDERSTAND..19190

V...........19207    VALUE.......19217

W...........19231    WHERE.......19277    WILL........19303
WAS.........19249    WHITE.......19285    WITH........19311
WHAT........19258    WHO.........19295    WRONG.......19318
WHEN........19269

X...........19326

Y...........19335    YES.........19358    YOUR........19366
YELLOW......19345

Z...........19377    ZERO........19387    END OF FILE.19399

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