AmstradCPC6128-hypertext-en-Sinewalker

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TAGOrr TAG 0 F F I # < stream expression> I 10 MODE 2:TAG :REM Text At Graphics-on 20 year=1984:FOR x=1 TO 640 STEP 70 30 MOVE x,400:DRAWR 0,-350 40 year=year+1:PRINT year;:NEXT 50 TAGOFF :REM Text At Graphics-OFF 60 LOCATE 34,25:PRINT "YearLy figures" 70 GOTO 70 run COMMAND: Cancels TAG (Text At Graphics) for the given (stream # 0 if not specified), and re-directs text to the previous text cursor position used before TAG was invoked. Associated keywords: TAG TAN TAN «numeric expression» PRINT TAN(45) 1.61977519 FUNCTION: Calculates the TANgent ofthe , which must be in the range - 200000 to + 200000. Note that D E G and RA D can be used to force the result of the above calculation to degrees or radians respectively. Associated keywords: AT N, COS, D E G, RA D, SIN Complete List of Keywords Chapter 3 Page 83
TEST T EST ( , ) 10 CLS 20 PRINT "You are using pen number"; 30 PRINT TEST
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Introduction AMSTRAD CPC6128 Integr
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Contents Chapter I Foundation Cours
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Chapter 8 More about the Bank Manag
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Connecting the computer to a monito
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Switching on - CPC6128 and MP2 Modu
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( Part 2: Connecting your periphera
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Connect the end of the lead which i
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Part 3: About Discs .... The AMSTRA
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Some other compact floppy discs emp
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Type mismatch .... means that you h
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On the screen you will see: he L L
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Reset the computer to clear the mem
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The single quote mark ' (which can
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Division (use unshifted ? key for d
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Mixed Calculations (+,-,*,/) Mixed
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Part 7: Save It .... Now that you'v
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To look briefly at some of the CP/M
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Make sure that you don't close the
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On the screen you will see: Drive A
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Part 8: Understanding Modes, Colour
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So it is with the computer. Using t
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Now let's change to a new paper. Wh
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For further demonstration of the co
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Just to prove that this is on the t
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PLOT Unlike the L 0 CAT E command,
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Circles Circles can either be plott
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440 cy(st+1)=cy(st)+1.5*r(st)*COS(s
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Now reset the computer [CONTROL] [S
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Envelope Number This is the referen
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Number of Steps This parameter spec
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Typing in for example: la Load "fi
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If you have connected an additional
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Write protection Note that you will
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At the A> prompt, type: disckit3 Se
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Part 11: Introducing the Bank Manag
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The contents of Screen 1 are copied
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.... where r % is an integer variab
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I BAN K FIN D will start at the cur
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Chapter 2 Beyond FoundationslIlSlBl
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But hang on! We said that we want t
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32 PRINT " 1 • enter info" 33 PRI
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100 ON ms GOSUB 120,210,270 110 GOT
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Directing data to stream # 8 sends
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This L 0 CAT E s where the menu I N
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440 FOR x=1 TO 100 450 WRITE #9,NAM
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AFTER AFT E R [, ] GO SUB 10 AFTER
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BIN$ BIN $ ( [, ] ) PRINT BIN$(64,
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CLEAR CLEAR CLEAR COMMAND: Clears a
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CURSOR CUR S 0 R [][ , ] 10 CURSOR
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DEFINT DE FIN T
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DELETE DEL E T E DELETE 100-200 CO
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DIM D I M 10 C LS 20 DIM friend$(5
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The optional determines how the in
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Parameter 2: This parameter must b
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If2 parameters are used, these are:
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ERR ERR GOTO 500 Line does not exis
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FIX F I X ( ) PRINT FIX(9.99999) 9
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GOSUB GO SUB ,line number> GOSUB 21
Page 151 and 152: HIMEM HIMEM PRINT HIMEM 42619 FUN C
Page 153 and 154: The state of [SHIFT] and [CONTROL]
Page 155 and 156: INSTR INS T R ( [ , J , ) 10 CLS 2
Page 157 and 158: The given in the KEY command may b
Page 159 and 160: LINE INPUT L I NE IN PUT [# ,][;][
Page 161 and 162: LOG LOG ( ) PRINT LOG(9999) 9.2102
Page 163 and 164: MEMORY M EM 0 R Y MEMORY &20AA COM
Page 165 and 166: MOD MOD PRINT 10 MOD 3 1 PRINT 10
Page 167 and 168: NEW NEW NEW COMMAND: Deletes the cu
Page 170 and 171: ON GOSUB ON GO SUB
Page 172 and 173: COMMAND: GOes to a BASIC SUB-routin
Page 174 and 175: OUT OUT , OUT &FBF4,&FF COMMAND:
Page 176: PI PI PRINT PI 3.14159265 FUNCTION:
Page 179: Note that when a semicolon; is used
Page 182 and 183: String Formats 10 CLS:a$="abcdefghi
Page 184 and 185: RELEASE RE LEA S E 10 SOUND 65,100
Page 186 and 187: RESTORE RE SI 0 R E [] 10 READ a$:P
Page 188 and 189: RIGHT$ RIG H-T $ ( , ) 10 MODE 1:
Page 190: SAVE S A V E dilename>[, diletype>]
Page 193 and 194: If the parameter is zero, the soun
Page 195 and 196: SPEED KEY S P E E D KEY , 10 CLS:
Page 197 and 198: STEP (See FOR) STOP STOP 10 FOR n=1
Page 199 and 200: To allocate space in the CPC612S's
Page 201: S Y M B 0 L AFT E R will NOT operat
Page 205 and 206: TRorr TRON TROFF TRON 113 TROFF:PRI
Page 207 and 208: WAIT W A I T
Page 209 and 210: WINDOW SWAP WIN D 0 W SW A P , 10
Page 211 and 212: XPOS XPOS 10 MODE 1:DRAW 320,200 20
Page 213 and 214: Backup Master Discs It is most impo
Page 215 and 216: When you have only one built-in dri
Page 217 and 218: Creating a Turnkey CP/M disc As wel
Page 219: Three useful sets of keyboard codes
Page 222 and 223: Part 2: Cassettes If you wish to us
Page 224 and 225: LOAD "" LOAD "",&1F40 MERGE '"' RUN
Page 226 and 227: LIST #9 OPENOUTandCLOSEOUT PRINT #9
Page 228: If the first character of the filen
Page 231 and 232: Disc directory Every disc has two s
Page 233: Notwithstanding the contents of the
Page 236 and 237: 250 y=0:b=150:GOSUB 400 260 x=575:a
Page 238 and 239: ICPM ICPM COMMAND: Switch to altern
Page 240 and 241: ITAPE.IN ITAPE.IN COMMAND: Use tape
Page 242 and 243: cOPYTO: AMSTRADBASIC on tape * Bina
Page 244 and 245: Reference guide to AMSDOS error mes
Page 246 and 247: Part2:CP/M CP/MPlus Subjects covere
Page 248 and 249: Profile files can be constructed us
Page 250 and 251: Switching default drives If you hav
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Transient commands To perform more
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Colour Hex Decimal Colour Hex Decim
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The commands: .... or .... SET24X80
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PIP KEYBOARD.CPM=KEYS.CCP .... make
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Each disc can be assigned a label,
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Advanced programming Side 2 of your
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The program is menu-driven and when
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Chapter 6 Introduction to L This Se
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First Steps .... The? prompt tells
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Occasionally, when nearly all the n
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count Outputs the number of element
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* Iput (lastput) Outputs a new obje
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wordp Outputs T RUE if the input ob
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sin Outputs the sine of the input n
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Outputs T RUE if the first word is
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pots (print out titles) Displays th
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pr (print) Displays the input objec
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* dotc Outputs the colour number of
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* setscrunch Sets the graphic scree
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ht (hide turtle) Makes the turtle i
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* setx Moves the turtle's horizonta
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Property Lists: glist (get list) Ou
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* dirpic Outputs a list of picture
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keyp Outputs T RUE if a character h
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ent Set up a tone envelope. The for
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* nob'ace Turns offtrace monitoring
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RE DE FP When T RUE allows re-defin
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BASIC Control characters Value Name
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Value Name Parameter Meaning &14 20
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If you are tempted to PO K E around
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Machine specific BASIC graphics cha
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69 &H45 &X01000101 • 73 &H49 &X01
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109 &H6D &X01101101 113 &H71 &X0111
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149 &H95 &X10010101 153 &H99 &X1001
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189 &HBD &)(10111101 193 &HC1 &)(11
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229 &HE5 &)(11100101 233 &HE9 &)(11
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Part 4: I{ey references Default ASC
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Part 5: Sound Notes and tone period
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NOTE FREQUENCY PERIOD RELATIVE ERRO
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17 Cannot CONTinue For one reason o
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AMSDOS error DERR value Cause of er
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GOSUB, GOTO, GRAPHICS HEX$, HIMEM I
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Printer Port VIEWED FROM REAR 17 16
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CHR$ Character Printer U.K. U.S.A.
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Part 14: Memory The CPC6128 contain
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It is intended that the part of the
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[ESC]b CPC6128 Colour bits [ESC]c
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ChapterS More out the Bank anagerll
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The command: I S eRE ENS W A P , [
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The specifies which record is writ
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Beware the mismatch .... Obvious er
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Chapter 9 At your leisure .... This
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The BASIC in your Amstrad computer
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Whose afraid of the jargon? As with
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If this process sounds cumbersome,
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Reconsidering the table that introd
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Some of the characters that you wil
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(Each character has a corresponding
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PRINT 10 AND 1000 Results in 8 agai
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Print formatting The PR I N T comma
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PRINT USING "\ test s \";"test stri
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Each of the following commands may
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.... and you will see that the 4th
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Usmgdata .... In a program that alw
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10 DIM a(5),b(5),s$(5) 20 FOR ;=1 T
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The sound of music .... Of all the
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Unless you are a very slow typist,
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Relative Volume Change 15 14 13 10
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The final part that can be added on
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In a complete program that may be m
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24111 IF p1$="." THEN ch1%=I1I:RETU
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Now RUN, and once again the dotted
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Ink modes It is possible to draw us
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10 REM latch animation 20 ON BREAK
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1410 I B 1420 IF fLag=2 THEN 1470 1
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2240 CLS:undraw=0:PRINT cmnd$(ro);:
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From then on, simply press the appr
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ppendixl Digital Research & AMSTRAD
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6. Registration Card DRI may from t
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ALU Arithmetic Logic Unit. The part
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Base The prime numeric consideratio
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Built-in commands Commands that are
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Compiler A complex program that con
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Download The transfer of informatio
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Gate Logical gates permit the passa
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Interpreter A further extension of
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Machine Code The programming langua
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Numeric keypad The area on the keyb
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Pixel The smallest accessible area
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Raster A system of 'writing' on the
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Software Programs themselves. May b
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Transient program A CP/M utility pr
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Appendix 3 Some Programs For You ..
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Bomber A variation on a classic the
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Telly tennis The one that started i
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75" PRINT" A 6 UP" 76" PRINT" Z 3 D
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760 ' 770 pwpe=(p1wp=p2wp):IF p1sa
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1540 1550 1560 1570 1580 1590 1600
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1130 IF VRX%=0 GOTO 890 1140 IF P%(
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2290 IF C%(J%,IC%)=6 GOTO 2310 2300
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3010 DATA 310,355,310,375,350,355,3
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1160 RETURN 1170 ON rm GOTO 1180,11
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2410 ' 2420 'Draw switches 2430 ' 2
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c I BANKREAD ......................
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D DATA ............................
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I IBM format ......................
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N o MID$ ..........................
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RETURN key ........................
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T Switching on ....................
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x y WORD ..........................
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