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1) CAN POKE AT 1024-2039 THE ASCII VALUE OF A DIGIT AND PUT THAT DIGIT
ON THE CRT. (HEX AT $400). 1024 IS UPPER LEFT CORNER, 2039 IS LOWER
RIGHT.
2) & JUMPS TO MEMORY ADDRESS $3F4, WORKS LIKE A CALL TO THAT ADDRESS.
3)
POKE 32,33,34,35 FOR TXT WINDOW.
POKE 36,X TO TAB PRINTER (X= ONE LESS THEN SPACES TO TAB.
POKE 37,X SET CURSON VERT POSITION.
POKE 50,(255=NORMAL 63=INVERSE 127=FLASH).
POKE 54,X (CSWL) USER CHAR OUT.
POKE 55,X (CSWH) USER CHAR OUT.
POKE 56,X (KSWL) USER CHAR IN VECTOR.
POKE 57.X (KSWL) USER CHAR IN VECTOR.
POKE 212,128 TO TURN APPLESOFT INTO RUN ONLY MODE.
POKE 216,0 CANCEL ONERR.
POKE 243,X WHERE X=1-255 WILL USUALLY MAKE LISTINGS UN-READABLE.
POKE 1014,10:POKE1015,165 WILL CATLOG YOUR DISK WHEN THE '&' KEY IS PRESSED.
POKE 1014,165:POKE 1015,214 WILL MAKE THE '&' KEY LIST PROGRAM.
POKE 2049,1 TO MAKE FIRST LINE OF PROGRAM LIST REPEATEDLY.
POKE -16151 TURNS ON DRIVE 1, POKE -16152 TURNS OFF DRIVE 1.
POKE -16135 TURNS ON DRIVE 2, POKE -16316 TURNS OFF DRIVE 2.
POKE -16289,0 SETS GAME AN #3
POKE -16290,0 CLEARS GAME AN #3.
POKE -16291,0 SETS GAME AN #2.
POKE -16292,0 CLEARS GAME AN #2.
POKE -16293,0 SETS GAME AN #1.
POKE -16294,0 CLEARS GAME AN #1.
POKE -16295,0 SETS GAME AN #0.
POKE :16296,0 CLEARS GAME AN #0.
POKE -16297,0 FOR HGR
POKE -16298,0 FOR LOW GR
POKE -16299 PAGE 2, POKE -16300 PAGE 1
POKE -16300,0 CLEAR PAGE 2.
POKE -16301 MIXED TEXT AND GRAPHICS.
POKE -16302 ALL GRAPHICS
POKE -16303 TEXT
POKE -16304 GRAPHICS
POKE -16368 CLEARS KEYBOARD STROBE.
POKE -21912,X TO SELECT DISKDRIVE WITHOUT EXECUTING A COMMAND.
POKE 43697,X TO SET THE MAXFILES DEFAULT. NOTE-0 MAY BOMB DOS.
POKE 43698,X WHERE X=ASCII OF DOS CMND CHARACTER.(NORMALLY A CNTRL D.
POKE 44505,234 THEN POKE 44506,234 THIS SHOWS DELETED FILES IN CATALOG.
NORMALIZE BY POKEING IN 48,74 AT SAME LOCATIONS.
POKE -49167 TURN ON ALTERNATE CHR. SET APPLE IIE. POKE 49166 TO TURN OFF.
4)
PEEK(36) READ CURSOR HORZ POSITION (0-39)
PEEK (37) READS CURSOR VERT POSITION (0-23).
PEEK(74)+PEEK(75)*256 CURRENT LOMEM
PEEK(76)+PEEK(77)*256 CURRENT INTEGER HIMEM.
PEEK (103) + PEEK(104) * 256 IS THE BEGINNIG ADDRESS OF FP PROGRAMS.
PEEK (104) IF VALUE = 8 THEN APPLESOFT IN ROM, IF NOT 8, THEN
APPLESOFT IN RAM OR MEMORY.
PEEK(115)+PEEK(116)*256 IS CURRENT APPLESOFT HIMEM.
PEEK(175)+PEEK(176)*256 POINTS TO APPLESOFT PROGRAM END.
PEEK (202) + PEEK (203) * 256 IS BEGINNING ADDRESS OF INT PROGRAMS.
PEEK (218)+PEEK(219)*256 WILL PRINT APPLESOFT LINE WHERE LAST ERROR
OCCURED IF 'ONERR' SET.
PEEK (222) GIVES ERROR CODE ON ONERR MESSAGE.
PEEK (225) + PEEK (225) * 256 IS HORIZONTAL POSITION OF LAST HPLOT.
PEEK (226) IS VERTICAL POSITION OF LAST HPLOT.
PEEK (232) + PEEK (233) * 256 IS BEGINNING ADDRESS OF SHAPE TABLE.
PEEK (-16284) PADDLE (3) BUTTON
PEEK (-16285) PADDLE (2) BUTTON
PEEK (-16286) PADDLE (1) BUTTON
PEEK (-16287) PADDLE (0) BUTTON, ALL BUTTONS ARE > 127 IF DEPRESSED.
PEEK (-16336) WHEN DEFINED AS VARIABLE, CLICKS SPEAKER.
PEEK (-16352) TOGGLES THE CASSETTE OUTPUT.
PEEK (-16368) READS KEYBOARD.
PEEK (-16384) READS KEYBOARD. IF >127 THEN KEY WAS HIT.
PEEK (-18070) IF VALUE IS 150 THEN IN DOS 3.3
PEEK (43616) + (43617) : 256 IS LENGTH OF BIN PROGRAM.
PEEK (43634) + (43635) * 256 IS BEGINNING ADDRESS OF BIN PROGRAM.
PEEK (46064) RETURN NUMBER OF SECTORS ON DISK. 16= DOS3.3.
5) CALLS
CALL -144 SCANS INPUT BUFFER
CALL -151 ENTER MONITOR
CALL -155 ENTER MONITOR WITH BELL.
CALL -167 ENTER MONITOR AND RESET
CALL -198 RING BELL
CALL -259 READ FROM TAPE
CALL -310 WRITE TO TAPE
CALL -321 DISPLAY THE A, X, Y, P, AND S REGISTERS.
CALL -380 SET NORMAL DISPLAY MODE.
CALL -384 SET INVERSE DISPLAY MODE
CALL -458 VERIFY (COMPARE AND LIST DIFFERENCES)
CALL -550 PRINT HEX VALUE OF ACCUMULATOR
CALL -657 ALLOWS A LINE OF INPUT (WITH COMMAS AND COLONS) AND NO LINE FEED
OR PROMPT.
CALL -662 GET LINE OF INPUT WITH PROMPT, NO LINEFEED
CALL -665 GET LINE OF INPUT WITH PROMPT, LINEFEED
CALL -678 WAIT TILL RETURN IS PRESSED
CALL -670 PERFORM A LINE CANCEL.
CALL -756 WAIT TILL ANY KEY IS PRESSED
CALL -856 TIME DELAY. POKE 69,XX TO SET AMOUNT OF DELAY.
CALL -868 CLEAR FROM CURSOR TO END OF LINE.
CALL -875 CLEAR WHOLE LINE OF TEXT
CALL -912 SCROLL ONE LINE.
CALL -922 CARRAIGE RETURN
CALL -936 CLEAR SCREEN AND HOME CURSOR.
CALL -958 CLEAR TEXT FROM CURSOR TO BOTTOM OF SCREEN
CALL -998 MOVE CURSOR UP ONE LINE
CALL -1002 RECONNECT DOS HOOKS.
CALL -1008 MOVE CURSOR LEFT ONE SPACE
CALL -1036 MOVE CURSOR RIGHT ONE SPACE
CALL -1184 CLEAR SCREEN AND PRINT APPLE LOGO.
CALL -1216 SET GR TT CALL -1370 BOOT DISK
CALL -1401 BOOT DISK (UNCOMMON)
CALL -1728 DISPLAY HEX VALUES OF X AND Y REGISTOR
CALL -1953 CHANGE COLOR BY 3.
CALL -1994 CLEAR VIDIO SCREEN.
CALL -1998 CLEAR GRAPHIC SCREEN.
CALL -2458 ENTER MINI-ASSEMBLER
CALL -3305 RESUME FROM APPLESOFT ERROR.
CALL -3106 HGR2
CALL -3116 HGR1
CALL -3318 EXEC INT BASIC 'CON' CMD.
CALL -3722 TURN OFF INT BASIC TRACE.
CALL -3727 TURN ON INT BASIC TRACE.
CALL -3776 SAVE INTEGER TO TAPE.
CALL -3973 LOAD INTEGER PROGRAM FROM TAPE.
CALL -6090 RUN INTEGER PROGRAM.
CALL -8117 LIST INTEGER PROGRAM.
CALL -8192 END INTERER AND KILL PROGRAM.
CALL -9382 OUTPUT A '?'.
CALL -9385 OUTPUT A SPACE.
CALL -9477 OUTPUT A CARRAGE RETURN.
CALL -9582 PRINTS CATALOG.
CALL -42350 CATALOG
CALL -54915 DOES AWAY WITH 'OUT OF MEM ERROR' WHEN MEMORY STILL LEFT.
CALL 62450 CLEAR HIRES SCREEN TO BLACK.
CALL 62454 CLEAR HIRES SCREEN TO HCOLOR LAST HPLOTTED.
6) ELIMINATE PAUSE IN CATALOG: GO TO MONITOR AND TYPE AE34:60
7) IF YOU HAVE LANGUAGE/MEMORY CARD: READ TRACK 0, SECTOR $09. BYTE $CC
IS $81, CHANGE TO $10. NOW WHEN YOUR DO PR#6, WHATEVER WAS IN MEMORY
CARD, STAYS THERE.
8) FOR TRUE RANDOM NUMBER: USE RND(PEEK(78)+PEEK(79)*256) IN APPLESOFT
PROGRAM.
9) MAKE PROGRAM LISTINGS INTO GARBAGE BY DOING A POKE 33,90.
10) POKE 50,250 OR 50,127 AND WATCH WHAT HAPPENS.
11) APPLE PARRALLEL CARD WITH P1-02 PROMS. POKE 1912+SLOT,1 TO ENABLE
LINE FEED. POKE 1912+SLOT,0 TO DISABLE LINE FEED.
12) DEFEAT 'NOT DIRECT COMMAND' ERROR WHEN TRYING TO RESUME A PROGRAM
FROM COMMAND MODE BY: POKE 51,128:GOTOX (X = LINE # TO GO TO).