_  __   _  _         _ _     _      _           _           
  __| |/ /_ | || |     __| (_)___| | __ (_)_ __   __| | _____  __
 / _` | '_ \| || |_   / _` | / __| |/ / | | '_ \ / _` |/ _ \ \/ /
| (_| | (_) |__   _| | (_| | \__ \   <  | | | | | (_| |  __/>  < 
 \__,_|\___/   |_|    \__,_|_|___/_|\_\ |_|_| |_|\__,_|\___/_/\_\
                                                                 
            

GARBAGE.PAL

FILE INFORMATION

FILENAME(S): GARBAGE.PAL

FILE TYPE(S): PRG

FILE SIZE: 3.5K

FIRST SEEN: 2025-11-30 21:12:48

APPEARS ON: 1 disk(s)

FILE HASH

17d7ab83d3dd81964e4d24c2a95bd6b17db70d1569af2f6583498bf255f9959b

FOUND ON DISKS (1 DISKS)

DISK TITLE FILENAME FILE TYPE COLLECTION TRACK SECTOR ACTIONS
TRANSACTOR DISK GARBAGE.PAL PRG DuncanTwain 26 3 DOWNLOAD FILE

FILE CONTENT & ANALYSIS

00000000: 01 04 29 04 E8 03 8F 20  2D 2D 2D 20 47 41 52 42  |..).... --- GARB|
00000010: 41 47 45 20 43 4F 4C 4C  45 43 54 4F 52 20 4D 45  |AGE COLLECTOR ME|
00000020: 53 53 41 47 45 20 2D 2D  2D 00 51 04 F2 03 8F 20  |SSAGE ---.Q.... |
00000030: 2D 2D 2D 2D 2D 20 42 59  20 4D 49 43 48 41 45 4C  |----- BY MICHAEL|
00000040: 20 54 2E 20 47 52 41 48  41 4D 20 2D 2D 2D 2D 2D  | T. GRAHAM -----|
00000050: 2D 00 71 04 FC 03 8F 20  4F 50 45 4E 38 2C 38 2C  |-.q.... OPEN8,8,|
00000060: 38 2C 22 30 3A 47 41 52  42 4D 53 47 2C 50 2C 57  |8,"0:GARBMSG,P,W|
00000070: 22 00 7A 04 06 04 9E 37  30 30 00 87 04 10 04 3B  |".z....700.....;|
00000080: 2E 4F 50 54 20 4F 38 00  A6 04 1A 04 3B 50 41 4C  |.OPT O8.....;PAL|
00000090: 20 41 53 53 45 4D 42 4C  45 52 20 53 4F 55 52 43  | ASSEMBLER SOURC|
000000A0: 45 20 43 4F 44 45 00 AC  04 24 04 3B 00 D1 04 2E  |E CODE...$.;....|
000000B0: 04 3B 54 48 49 53 20 42  41 53 49 43 20 50 41 54  |.;THIS BASIC PAT|
000000C0: 43 48 20 50 55 54 53 20  41 20 4D 45 53 53 41 47  |CH PUTS A MESSAG|
000000D0: 45 00 F4 04 38 04 3B 91  20 53 43 52 45 45 4E 20  |E...8.;. SCREEN |
000000E0: 57 48 45 4E 20 42 41 53  49 43 27 53 20 47 41 52  |WHEN BASIC'S GAR|
000000F0: 42 41 47 45 00 17 05 42  04 3B 43 4F 4C 4C 45 43  |BAGE...B.;COLLEC|
00000100: A4 52 20 8A 53 2E 20 42  41 53 49 43 20 49 53 20  |.R .S. BASIC IS |
00000110: 4D 4F 56 45 44 20 A4 00  32 05 4C 04 3B 52 41 4D  |MOVED ..2.L.;RAM|
00000120: 20 41 54 20 49 4E 49 54  49 41 4C 49 5A 41 54 49  | AT INITIALIZATI|
00000130: 91 2E 00 38 05 56 04 3B  00 63 05 60 04 48 49 42  |...8.V.;.c.`.HIB|
00000140: 41 53 45 20 B2 24 30 32  38 38 20 3B 4B 45 52 4E  |ASE .$0288 ;KERN|
00000150: 41 4C 20 53 43 52 45 45  4E 20 50 41 47 45 20 41  |AL SCREEN PAGE A|
00000160: 44 44 52 00 81 05 6A 04  41 44 44 52 20 20 20 B2  |DDR...j.ADDR   .|
00000170: 24 46 42 20 20 20 3B 4D  4F 56 45 20 56 45 43 A4  |$FB   ;MOVE VEC.|
00000180: 52 00 A6 05 74 04 50 41  54 43 48 31 20 B2 24 42  |R...t.PATCH1 .$B|
00000190: 35 32 36 20 3B 50 41 54  43 48 20 53 54 41 52 54  |526 ;PATCH START|
000001A0: 20 4F 46 20 D1 B0 00 C7  05 7E 04 50 41 54 43 48  | OF .....~.PATCH|
000001B0: 32 20 B2 24 42 36 30 36  20 3B 50 41 54 43 48 20  |2 .$B606 ;PATCH |
000001C0: 80 20 4F 46 20 D1 B0 00  E6 05 88 04 52 45 54 31  |. OF .......RET1|
000001D0: 20 20 20 B2 24 42 35 32  41 20 3B 9A 49 4E 55 45  |   .$B52A ;.INUE|
000001E0: 20 53 54 41 52 54 00 FF  05 92 04 9A 20 20 20 B2  | START......   .|
000001F0: 24 42 36 30 43 20 3B D1  B0 20 A8 20 44 91 45 00  |$B60C ;.. . D.E.|
00000200: 18 06 9C 04 51 55 49 54  20 20 20 B2 24 42 36 30  |....QUIT   .$B60|
00000210: 31 20 3B 80 20 D1 49 91  00 3E 06 A6 04 43 4F 4C  |1 ;. .I..>...COL|
00000220: B0 20 20 B2 24 30 32 20  20 20 3B 4D 45 53 53 41  |.  .$02   ;MESSA|
00000230: 47 45 20 43 4F 4C B0 20  53 A4 52 41 47 45 00 62  |GE COL. S.RAGE.b|
00000240: 06 B0 04 43 4D 45 4D 20  20 20 B2 24 44 38 30 41  |...CMEM   .$D80A|
00000250: 20 3B 43 4F 4C B0 20 4D  45 4D B0 59 20 53 54 41  | ;COL. MEM.Y STA|
00000260: 52 54 00 89 06 BA 04 53  43 52 45 45 4E 20 B2 24  |RT.....SCREEN .$|
00000270: 46 44 20 20 20 3B 53 43  52 45 45 4E 20 56 45 43  |FD   ;SCREEN VEC|
00000280: A4 52 20 53 A4 52 41 47  45 00 8F 06 C4 04 3B 00  |.R S.RAGE.....;.|
00000290: AC 06 CE 04 AC B2 24 30  33 33 43 20 3B 43 41 53  |......$033C ;CAS|
000002A0: 53 45 54 54 45 20 42 55  46 46 45 52 00 B2 06 D8  |SETTE BUFFER....|
000002B0: 04 3B 00 D8 06 E2 04 3B  49 4E 49 54 49 41 4C 49  |.;.....;INITIALI|
000002C0: 5A 45 20 4D 45 53 53 41  47 45 20 50 41 54 43 48  |ZE MESSAGE PATCH|
000002D0: 20 28 9E 20 38 32 38 29  00 DE 06 EC 04 3B 00 FA  | (. 828).....;..|
000002E0: 06 F6 04 49 4E 49 54 20  4C 44 41 20 23 24 30 30  |...INIT LDA #$00|
000002F0: 20 20 20 3B 53 45 54 20  55 50 00 18 07 00 05 53  |   ;SET UP.....S|
00000300: 54 41 20 41 44 44 52 20  20 20 20 20 20 20 20 3B  |TA ADDR        ;|
00000310: 49 4E 44 49 52 45 43 54  00 35 07 0A 05 4C 44 41  |INDIRECT.5...LDA|
00000320: 20 23 24 41 30 20 20 20  20 20 20 20 20 3B 41 44  | #$A0        ;AD|
00000330: 44 52 45 53 53 00 51 07  14 05 53 54 41 20 41 44  |DRESS.Q...STA AD|
00000340: 44 52 AA 31 20 20 20 20  20 20 3B A4 20 4D 4F 56  |DR.1      ;. MOV|
00000350: 45 00 6C 07 1E 05 4C 44  59 20 23 24 30 30 20 20  |E.l...LDY #$00  |
00000360: 20 20 20 20 20 20 3B 42  41 53 49 43 00 92 07 28  |      ;BASIC...(|
00000370: 05 58 46 45 52 20 4C 44  41 20 28 41 44 44 52 29  |.XFER LDA (ADDR)|
00000380: 2C 59 20 3B 4D 4F 56 45  20 42 41 53 49 43 20 52  |,Y ;MOVE BASIC R|
00000390: 4F 4D 00 AD 07 32 05 53  54 41 20 28 41 44 44 52  |OM...2.STA (ADDR|
000003A0: 29 2C 59 20 20 20 20 3B  A4 20 52 41 4D 00 B5 07  |),Y    ;. RAM...|
000003B0: 3C 05 49 4E 59 00 C2 07  46 05 42 4E 45 20 58 46  |<.INY...F.BNE XF|
000003C0: 45 52 00 E9 07 50 05 49  4E 43 20 41 44 44 52 AA  |ER...P.INC ADDR.|
000003D0: 31 20 20 20 20 20 20 3B  42 55 4D 50 20 50 41 47  |1      ;BUMP PAG|
000003E0: 45 20 41 44 44 52 45 53  53 00 09 08 5A 05 4C 44  |E ADDRESS...Z.LD|
000003F0: 41 20 41 44 44 52 AA 31  20 20 20 20 20 20 3B 9A  |A ADDR.1      ;.|
00000400: 49 4E 55 45 20 4D 4F 56  45 00 24 08 64 05 43 4D  |INUE MOVE.$.d.CM|
00000410: 50 20 23 24 43 30 20 20  20 20 20 20 20 20 3B 20  |P #$C0        ; |
00000420: 55 50 20 A4 00 3F 08 6E  05 42 4D 49 20 58 46 45  |UP ..?.n.BMI XFE|
00000430: 52 20 20 20 20 20 20 20  20 3B 24 42 46 46 46 00  |R        ;$BFFF.|
00000440: 6B 08 78 05 4C 44 41 20  23 24 34 43 20 20 20 20  |k.x.LDA #$4C    |
00000450: 20 20 20 20 3B 4A 4D 50  20 49 4E 53 54 52 55 43  |    ;JMP INSTRUC|
00000460: 54 49 91 20 4F 50 20 43  4F 44 45 00 95 08 82 05  |TI. OP CODE.....|
00000470: 53 54 41 20 50 41 54 43  48 31 20 20 20 20 20 20  |STA PATCH1      |
00000480: 3B 53 A4 52 45 20 54 48  45 20 4A 55 4D 50 53 20  |;S.RE THE JUMPS |
00000490: 81 20 54 48 45 00 B2 08  8C 05 53 54 41 20 50 41  |. THE.....STA PA|
000004A0: 54 43 48 32 20 20 20 20  20 20 3B 50 41 54 43 48  |TCH2      ;PATCH|
000004B0: 45 53 00 DC 08 96 05 4C  44 41 20 23 B3 46 49 58  |ES.....LDA #.FIX|
000004C0: 31 20 20 20 20 20 20 3B  4A 55 4D 50 20 A4 20 46  |1      ;JUMP . F|
000004D0: 49 58 31 20 41 54 20 53  54 41 52 54 00 ED 08 A0  |IX1 AT START....|
000004E0: 05 53 54 41 20 50 41 54  43 48 31 AA 31 00 FC 08  |.STA PATCH1.1...|
000004F0: AA 05 4C 44 41 20 23 B1  46 49 58 31 00 0D 09 B4  |..LDA #.FIX1....|
00000500: 05 53 54 41 20 50 41 54  43 48 31 AA 32 00 33 09  |.STA PATCH1.2.3.|
00000510: BE 05 4C 44 41 20 23 B3  46 49 58 32 20 20 20 20  |..LDA #.FIX2    |
00000520: 20 20 3B 4A 55 4D 50 20  A4 20 46 49 58 32 20 41  |  ;JUMP . FIX2 A|
00000530: 54 20 80 00 44 09 C8 05  53 54 41 20 50 41 54 43  |T ..D...STA PATC|
00000540: 48 32 AA 31 00 53 09 D2  05 4C 44 41 20 23 B1 46  |H2.1.S...LDA #.F|
00000550: 49 58 32 00 64 09 DC 05  53 54 41 20 50 41 54 43  |IX2.d...STA PATC|
00000560: 48 32 AA 32 00 7D 09 E6  05 4C 44 41 20 23 24 45  |H2.2.}...LDA #$E|
00000570: 46 20 20 20 20 20 20 20  20 3B 4D 41 50 00 96 09  |F        ;MAP...|
00000580: F0 05 53 54 41 20 24 30  30 20 20 20 20 20 20 20  |..STA $00       |
00000590: 20 20 3B 4F 55 54 00 B5  09 FA 05 4C 44 41 20 24  |  ;OUT.....LDA $|
000005A0: 30 31 20 20 20 20 20 20  20 20 20 3B 54 48 45 20  |01         ;THE |
000005B0: 42 41 53 49 43 00 CC 09  04 06 AF 20 23 24 46 45  |BASIC...... #$FE|
000005C0: 20 20 20 20 20 20 20 20  3B 52 4F 4D 00 D8 09 0E  |        ;ROM....|
000005D0: 06 53 54 41 20 24 30 31  00 F8 09 18 06 4C 44 41  |.STA $01.....LDA|
000005E0: 20 23 30 31 20 20 20 20  20 20 20 20 20 3B 49 4E  | #01         ;IN|
000005F0: 49 54 49 41 4C 49 5A 45  00 19 0A 22 06 53 54 41  |ITIALIZE...".STA|
00000600: 20 43 4F 4C B0 20 20 20  20 20 20 20 3B 43 4F 4C  | COL.       ;COL|
00000610: B0 20 A4 20 57 48 49 54  45 00 35 0A 2C 06 52 54  |. . WHITE.5.,.RT|
00000620: 53 20 20 20 20 20 20 20  20 20 20 20 20 20 3B 80  |S             ;.|
00000630: 20 49 4E 49 54 00 3B 0A  36 06 3B 00 4C 0A 40 06  | INIT.;.6.;.L.@.|
00000640: 3B 50 41 54 43 48 20 48  AF 4C 45 52 00 52 0A 4A  |;PATCH H.LER.R.J|
00000650: 06 3B 00 72 0A 54 06 3B  46 49 58 31 20 B2 20 50  |.;.r.T.;FIX1 . P|
00000660: 41 54 43 48 20 A4 20 53  54 41 52 54 20 4F 46 20  |ATCH . START OF |
00000670: D1 B0 00 78 0A 5E 06 3B  00 9C 0A 68 06 46 49 58  |...x.^.;...h.FIX|
00000680: 31 20 4A 53 52 20 4D 53  CB 4E 20 20 3B 44 49 53  |1 JSR MS.N  ;DIS|
00000690: 50 4C 41 59 20 4D 45 53  53 41 47 45 00 C8 0A 72  |PLAY MESSAGE...r|
000006A0: 06 4C 44 58 20 24 33 37  20 20 20 20 20 20 20 20  |.LDX $37        |
000006B0: 20 3B 46 49 4E 49 53 48  20 44 49 53 50 4C 41 43  | ;FINISH DISPLAC|
000006C0: 45 44 20 42 41 53 49 43  00 E2 0A 7C 06 4C 44 41  |ED BASIC...|.LDA|
000006D0: 20 24 33 38 20 20 20 20  20 20 20 20 20 3B 43 4F  | $38         ;CO|
000006E0: 44 45 00 01 0B 86 06 4A  4D 50 20 52 45 54 31 20  |DE.....JMP RET1 |
000006F0: 20 20 20 20 20 20 20 3B  8E 20 A4 20 42 41 53 49  |       ;. . BASI|
00000700: 43 00 07 0B 90 06 3B 00  23 0B 9A 06 3B 46 49 58  |C.....;.#...;FIX|
00000710: 32 20 B2 20 50 41 54 43  48 20 A4 20 80 20 4F 46  |2 . PATCH . . OF|
00000720: 20 D1 B0 00 29 0B A4 06  3B 00 4D 0B AE 06 46 49  | ...)...;.M...FI|
00000730: 58 32 20 4C 44 41 20 24  34 46 20 20 20 20 3B 46  |X2 LDA $4F    ;F|
00000740: 49 4E 49 53 48 20 42 41  53 49 43 27 53 00 67 0B  |INISH BASIC'S.g.|
00000750: B8 06 B0 41 20 24 34 45  20 20 20 20 20 20 20 20  |...A $4E        |
00000760: 20 3B 53 54 55 46 46 00  84 0B C2 06 42 45 51 20  | ;STUFF.....BEQ |
00000770: 52 45 54 52 4E 20 20 20  20 20 20 20 3B 44 91 45  |RETRN       ;D.E|
00000780: 20 D1 49 91 00 A0 0B CC  06 4A 4D 50 20 9A 20 20  | .I......JMP .  |
00000790: 20 20 20 20 20 20 3B 9A  49 4E 55 45 20 D1 49 91  |      ;.INUE .I.|
000007A0: 00 C5 0B D6 06 52 45 54  52 4E 20 4A 53 52 20 4D  |.....RETRN JSR M|
000007B0: 53 CB 46 46 20 3B 50 55  54 20 53 43 52 45 45 4E  |S.FF ;PUT SCREEN|
000007C0: 20 42 41 43 4B 00 E1 0B  E0 06 4A 4D 50 20 51 55  | BACK.....JMP QU|
000007D0: 49 54 20 20 20 20 20 20  20 20 3B D1 B0 20 44 91  |IT        ;.. D.|
000007E0: 45 00 E7 0B EA 06 3B 00  08 0C F4 06 3B 94 20 55  |E.....;.....;. U|
000007F0: 53 45 52 20 53 43 52 45  45 4E 20 AF 20 50 55 54  |SER SCREEN . PUT|
00000800: 20 4D 45 53 53 41 47 45  00 24 0C FE 06 3B 91 20  | MESSAGE.$...;. |
00000810: 53 43 52 45 45 4E 20 42  45 81 45 20 53 54 41 52  |SCREEN BE.E STAR|
00000820: 54 49 4E 47 00 35 0C 08  07 3B 47 41 52 42 41 47  |TING.5...;GARBAG|
00000830: 45 20 D1 B0 2E 00 3B 0C  12 07 3B 00 58 0C 1C 07  |E ....;...;.X...|
00000840: 4D 53 CB 4E 20 50 48 50  20 20 20 20 20 20 20 3B  |MS.N PHP       ;|
00000850: 94 20 53 54 41 54 55 53  00 71 0C 26 07 54 59 41  |. STATUS.q.&.TYA|
00000860: 20 20 20 20 20 20 20 20  20 20 20 20 20 3B AF 20  |             ;. |
00000870: 59 00 8F 0C 30 07 50 48  41 20 20 20 20 20 20 20  |Y...0.PHA       |
00000880: 20 20 20 20 20 20 3B 52  45 47 49 53 54 45 52 00  |      ;REGISTER.|
00000890: AD 0C 3A 07 4C 44 41 20  23 31 30 20 20 20 20 20  |..:.LDA #10     |
000008A0: 20 20 20 20 3B 53 54 41  52 54 20 41 54 00 CC 0C  |    ;START AT...|
000008B0: 44 07 53 54 41 20 53 43  52 45 45 4E 20 20 20 20  |D.STA SCREEN    |
000008C0: 20 20 3B 31 31 54 48 20  43 48 41 52 00 EA 0C 4E  |  ;11TH CHAR...N|
000008D0: 07 4C 44 41 20 48 49 42  41 53 45 20 20 20 20 20  |.LDA HIBASE     |
000008E0: 20 3B A1 20 53 43 52 45  45 4E 00 09 0D 58 07 53  | ;. SCREEN...X.S|
000008F0: 54 41 20 53 43 52 45 45  4E AA 31 20 20 20 20 3B  |TA SCREEN.1    ;|
00000900: 50 41 47 45 20 41 44 44  52 00 2C 0D 62 07 4C 44  |PAGE ADDR.,.b.LD|
00000910: 59 20 23 31 39 20 20 20  20 20 20 20 20 20 3B 32  |Y #19         ;2|
00000920: 30 20 43 48 41 52 41 43  54 45 52 53 00 4D 0D 6C  |0 CHARACTERS.M.l|
00000930: 07 4C 44 58 20 43 4F 4C  B0 20 20 20 20 20 20 20  |.LDX COL.       |
00000940: 3B 4D 45 53 53 41 47 45  20 43 4F 4C B0 00 71 0D  |;MESSAGE COL..q.|
00000950: 76 07 4D 4F 56 45 20 4C  44 41 20 28 53 43 52 45  |v.MOVE LDA (SCRE|
00000960: 45 4E 29 2C 59 20 3B 94  20 45 58 49 53 54 49 4E  |EN),Y ;. EXISTIN|
00000970: 47 00 92 0D 80 07 53 54  41 20 42 55 46 46 45 52  |G.....STA BUFFER|
00000980: 2C 59 20 20 20 3B 53 43  52 45 45 4E 20 9A 45 4E  |,Y   ;SCREEN .EN|
00000990: 54 53 00 B0 0D 8A 07 4C  44 41 20 4D 45 53 53 41  |TS.....LDA MESSA|
000009A0: 47 2C 59 20 20 20 3B A1  20 4D 45 53 53 41 47 45  |G,Y   ;. MESSAGE|
000009B0: 00 D7 0D 94 07 AF 20 23  24 42 46 20 20 20 20 20  |...... #$BF     |
000009C0: 20 20 3B 43 91 56 45 52  54 20 A4 20 53 43 52 45  |  ;C.VERT . SCRE|
000009D0: 45 4E 20 43 4F 44 45 00  FB 0D 9E 07 53 54 41 20  |EN CODE.....STA |
000009E0: 28 53 43 52 45 45 4E 29  2C 59 20 3B 44 49 53 50  |(SCREEN),Y ;DISP|
000009F0: 4C 41 59 20 4D 45 53 53  41 47 45 00 1A 0E A8 07  |LAY MESSAGE.....|
00000A00: 4C 44 41 20 43 4D 45 4D  2C 59 20 20 20 20 20 3B  |LDA CMEM,Y     ;|
00000A10: 94 20 45 58 49 53 54 49  4E 47 00 39 0E B2 07 53  |. EXISTING.9...S|
00000A20: 54 41 20 43 42 55 46 46  2C 59 20 20 20 20 3B 43  |TA CBUFF,Y    ;C|
00000A30: 4F 4C B0 20 4D 45 4D B0  59 00 5A 0E BC 07 54 58  |OL. MEM.Y.Z...TX|
00000A40: 41 20 20 20 20 20 20 20  20 20 20 20 20 3B 52 45  |A            ;RE|
00000A50: 50 4C 41 43 45 20 57 49  54 48 00 7B 0E C6 07 53  |PLACE WITH.{...S|
00000A60: 54 41 20 43 4D 45 4D 2C  59 20 20 20 20 20 3B 4D  |TA CMEM,Y     ;M|
00000A70: 45 53 53 41 47 45 20 43  4F 4C B0 00 9A 0E D0 07  |ESSAGE COL......|
00000A80: 44 45 59 20 20 20 20 20  20 20 20 20 20 20 20 3B  |DEY            ;|
00000A90: 42 55 4D 50 20 49 4E 44  45 58 00 C1 0E DA 07 42  |BUMP INDEX.....B|
00000AA0: 50 4C 20 4D 4F 56 45 20  20 20 20 20 20 20 3B 4D  |PL MOVE       ;M|
00000AB0: 4F 56 45 20 32 30 20 43  48 41 52 41 43 54 45 52  |OVE 20 CHARACTER|
00000AC0: 53 00 D7 0E E4 07 50 4C  41 20 20 20 20 20 20 20  |S.....PLA       |
00000AD0: 20 20 20 20 20 3B 8C 00  F5 0E EE 07 54 41 59 20  |     ;......TAY |
00000AE0: 20 20 20 20 20 20 20 20  20 20 20 3B 52 45 47 49  |           ;REGI|
00000AF0: 53 54 45 52 53 00 FD 0E  F8 07 50 4C 50 00 15 0F  |STERS.....PLP...|
00000B00: 02 08 52 54 53 20 20 20  20 20 20 20 20 20 20 20  |..RTS           |
00000B10: 20 3B 44 91 45 00 1B 0F  0C 08 3B 00 3D 0F 16 08  | ;D.E.....;.=...|
00000B20: 3B 50 55 54 20 55 53 45  52 27 53 20 53 43 52 45  |;PUT USER'S SCRE|
00000B30: 45 4E 20 9A 45 4E 54 53  20 42 41 43 4B 00 59 0F  |EN .ENTS BACK.Y.|
00000B40: 20 08 3B 41 46 54 45 52  20 43 4F 4C 4C 45 43 A4  | .;AFTER COLLEC.|
00000B50: 52 20 49 53 20 44 91 45  2E 00 5F 0F 2A 08 3B 00  |R IS D.E.._.*.;.|
00000B60: 74 0F 34 08 4D 53 CB 46  46 20 50 48 50 20 20 20  |t.4.MS.FF PHP   |
00000B70: 20 20 3B 94 00 7C 0F 3E  08 50 48 41 00 9A 0F 48  |  ;..|.>.PHA...H|
00000B80: 08 54 59 41 20 20 20 20  20 20 20 20 20 20 20 20  |.TYA            |
00000B90: 3B 52 45 47 49 53 54 45  52 53 00 A2 0F 52 08 50  |;REGISTERS...R.P|
00000BA0: 48 41 00 C5 0F 5C 08 4C  44 41 20 23 31 30 20 20  |HA...\.LDA #10  |
00000BB0: 20 20 20 20 20 20 3B 31  31 54 48 20 43 48 41 52  |      ;11TH CHAR|
00000BC0: 41 43 54 45 52 00 E2 0F  66 08 53 54 41 20 53 43  |ACTER...f.STA SC|
00000BD0: 52 45 45 4E 20 20 20 20  20 3B 91 20 53 43 52 45  |REEN     ;. SCRE|
00000BE0: 45 4E 00 02 10 70 08 4C  44 41 20 48 49 42 41 53  |EN...p.LDA HIBAS|
00000BF0: 45 20 20 20 20 20 3B 53  43 52 45 45 4E 20 50 41  |E     ;SCREEN PA|
00000C00: 47 45 00 1E 10 7A 08 53  54 41 20 53 43 52 45 45  |GE...z.STA SCREE|
00000C10: 4E AA 31 20 20 20 3B 41  44 44 52 45 53 53 00 40  |N.1   ;ADDRESS.@|
00000C20: 10 84 08 4C 44 59 20 23  31 39 20 20 20 20 20 20  |...LDY #19      |
00000C30: 20 20 3B 32 30 20 43 48  41 52 41 43 54 45 52 53  |  ;20 CHARACTERS|
00000C40: 00 61 10 8E 08 52 45 53  A4 52 20 4C 44 41 20 42  |.a...RES.R LDA B|
00000C50: 55 46 46 45 52 2C 59 20  3B 50 55 54 20 54 45 58  |UFFER,Y ;PUT TEX|
00000C60: 54 00 7A 10 98 08 53 54  41 20 28 53 43 52 45 45  |T.z...STA (SCREE|
00000C70: 4E 29 2C 59 20 3B 42 41  43 4B 00 90 10 A2 08 4C  |N),Y ;BACK.....L|
00000C80: 44 41 20 43 42 55 46 46  2C 59 20 20 20 20 3B 8C  |DA CBUFF,Y    ;.|
00000C90: 00 AA 10 AC 08 53 54 41  20 43 4D 45 4D 2C 59 20  |.....STA CMEM,Y |
00000CA0: 20 20 20 20 3B 43 4F 4C  B0 53 00 C9 10 B6 08 44  |    ;COL.S.....D|
00000CB0: 45 59 20 20 20 20 20 20  20 20 20 20 20 20 3B 42  |EY            ;B|
00000CC0: 55 4D 50 20 49 4E 44 45  58 00 EC 10 C0 08 42 50  |UMP INDEX.....BP|
00000CD0: 4C 20 52 45 53 A4 52 20  20 20 20 20 3B 8C 20 32  |L RES.R     ;. 2|
00000CE0: 30 20 43 48 41 52 41 43  54 45 52 53 00 02 11 CA  |0 CHARACTERS....|
00000CF0: 08 50 4C 41 20 20 20 20  20 20 20 20 20 20 20 20  |.PLA            |
00000D00: 3B 8C 00 0A 11 D4 08 54  41 59 00 28 11 DE 08 50  |;......TAY.(...P|
00000D10: 4C 41 20 20 20 20 20 20  20 20 20 20 20 20 3B 52  |LA            ;R|
00000D20: 45 47 49 53 54 45 52 53  00 30 11 E8 08 50 4C 50  |EGISTERS.0...PLP|
00000D30: 00 48 11 F2 08 52 54 53  20 20 20 20 20 20 20 20  |.H...RTS        |
00000D40: 20 20 20 20 3B 44 91 45  00 4E 11 FC 08 3B 00 73  |    ;D.E.N...;.s|
00000D50: 11 06 09 4D 45 53 53 41  47 20 2E C6 20 22 20 3E  |...MESSAG .. " >|
00000D60: 57 41 49 54 2C 53 59 53  54 45 4D 20 42 55 53 59  |WAIT,SYSTEM BUSY|
00000D70: 3C 20 22 00 79 11 10 09  3B 00 9C 11 1A 09 3B 83  |< ".y...;.....;.|
00000D80: 20 53 54 4F 52 41 47 45  20 2D 20 34 30 20 42 59  | STORAGE - 40 BY|
00000D90: 54 45 53 20 41 54 20 24  30 32 41 37 00 A2 11 24  |TES AT $02A7...$|
00000DA0: 09 3B 00 AE 11 2E 09 AC  B2 24 30 32 41 37 00 B4  |.;.......$02A7..|
00000DB0: 11 38 09 3B 00 C6 11 42  09 42 55 46 46 45 52 20  |.8.;...B.BUFFER |
00000DC0: AC B2 AC AA 32 30 00 D7  11 4C 09 43 42 55 46 46  |....20...L.CBUFF|
00000DD0: 20 AC B2 AC AA 32 30 00  DD 11 56 09 3B 00 E4 11  | ....20...V.;...|
00000DE0: 60 09 2E 80 00 00 00                              |`......         |
..).... --- GARBAGE COLLECTOR MESSAGE --
-.Q.... ----- BY MICHAEL T. GRAHAM -----
-.Q.... OPEN8,8,8,"0:GARBMSG,P,W".Z....7
00.....;.OPT O8.....;PAL ASSEMBLER SOURC
E CODE...$.;.Q...;THIS BASIC PATCH PUTS 
A MESSAGE...8.;. SCREEN WHEN BASIC'S GAR
BAGE...B.;COLLEC.R .S. BASIC IS MOVED ..
2.L.;RAM AT INITIALIZATI...8.V.;.C.`.HIB
ASE .$0288 ;KERNAL SCREEN PAGE ADDR...J.
ADDR   .$FB   ;MOVE VEC.R...T.PATCH1 .$B
526 ;PATCH START OF Q..G.~.PATCH2 .$B606
 ;PATCH . OF Q......RET1   .$B52A ;.INUE
 START......   .$B60C ;Q. . D.E.....QUIT
   .$B601 ;. QI..>...COL.  .$02   ;MESSA
GE COL. S.RAGE.B...CMEM   .$D80A ;COL. M
EM.Y START.....SCREEN .$FD   ;SCREEN VEC
.R S.RAGE...D.;...N...$033C ;CASSETTE BU
FFER...X.;.X...;INITIALIZE MESSAGE PATCH
 (. 828).....;.....INIT LDA #$00   ;SET 
UP.....STA ADDR        ;INDIRECT.5...LDA
 #$A0        ;ADDRESS.Q...STA ADDR.1    
  ;. MOVE.L...LDY #$00        ;BASIC...(
.XFER LDA (ADDR),Y ;MOVE BASIC ROM...2.S
TA (ADDR),Y    ;. RAM...<.INY.B.F.BNE XF
ER...P.INC ADDR.1      ;BUMP PAGE ADDRES
S...Z.LDA ADDR.1      ;.INUE MOVE.$.D.CM
P #$C0        ; UP ..?.N.BMI XFER       
 ;$BFFF.K.X.LDA #$4C        ;JMP INSTRUC
TI. OP CODE.....STA PATCH1      ;S.RE TH
E JUMPS . THE.....STA PATCH2      ;PATCH
ES.....LDA #.FIX1      ;JUMP . FIX1 AT S
TART... .STA PATCH1.1.....LDA #.FIX1....
.STA PATCH1.2.3...LDA #.FIX2      ;JUMP 
. FIX2 AT ..D.H.STA PATCH2.1.S.R.LDA #.F
IX2.D...STA PATCH2.2.}...LDA #$EF       
 ;MAP.....STA $00         ;OUT.....LDA $
01         ;THE BASIC.L.... #$FE        
;ROM.X...STA $01.....LDA #01         ;IN
ITIALIZE...".STA COL.       ;COL. . WHIT
E.5.,.RTS             ;. INIT.;.6.;.L.@.
;PATCH H.LER.R.J.;.R.T.;FIX1 . PATCH . S
TART OF Q..X.^.;...H.FIX1 JSR MSKN  ;DIS
PLAY MESSAGE.H.R.LDX $37         ;FINISH
 DISPLACED BASIC...|.LDA $38         ;CO
DE.....JMP RET1        ;. . BASIC.....;.
#...;FIX2 . PATCH . . OF Q..)...;.M...FI
X2 LDA $4F    ;FINISH BASIC'S.G....A $4E
         ;STUFF...B.BEQ RETRN       ;D.E
 QI.. .L.JMP .        ;.INUE QI..E.V.RET
RN JSR MSKFF ;PUT SCREEN BACK.....JMP QU
IT        ;Q. D.E.....;.....;. USER SCRE
EN . PUT MESSAGE.$...;. SCREEN BE.E STAR
TING.5...;GARBAGE Q...;...;.X...MSKN PHP
       ;. STATUS.Q.&.TYA             ;. 
Y...0.PHA             ;REGISTER...:.LDA 
#10         ;START AT.L.D.STA SCREEN    
  ;11TH CHAR...N.LDA HIBASE      ;. SCRE
EN...X.STA SCREEN.1    ;PAGE ADDR.,.B.LD
Y #19         ;20 CHARACTERS.M.L.LDX COL
.       ;MESSAGE COL..Q.V.MOVE LDA (SCRE
EN),Y ;. EXISTING.....STA BUFFER,Y   ;SC
REEN .ENTS.....LDA MESSAG,Y   ;. MESSAGE
.W.... #$BF       ;C.VERT . SCREEN CODE.
....STA (SCREEN),Y ;DISPLAY MESSAGE.....
LDA CMEM,Y     ;. EXISTING.9...STA CBUFF
,Y    ;COL. MEM.Y.Z...TXA            ;RE
PLACE WITH.{.F.STA CMEM,Y     ;MESSAGE C
OL....P.DEY            ;BUMP INDEX.A.Z.B
PL MOVE       ;MOVE 20 CHARACTERS.W...PL
A            ;......TAY            ;REGI
STERS.....PLP.....RTS            ;D.E...
..;.=...;PUT USER'S SCREEN .ENTS BACK.Y.
 .;AFTER COLLEC.R IS D.E.._.*.;.T.4.MSKF
F PHP     ;..|.>.PHA...H.TYA            
;REGISTERS...R.PHA.E.\.LDA #10        ;1
1TH CHARACTER...F.STA SCREEN     ;. SCRE
EN...P.LDA HIBASE     ;SCREEN PAGE...Z.S
TA SCREEN.1   ;ADDRESS.@...LDY #19      
  ;20 CHARACTERS.A...RES.R LDA BUFFER,Y 
;PUT TEXT.Z...STA (SCREEN),Y ;BACK.....L
DA CBUFF,Y    ;......STA CMEM,Y     ;COL
.S.I...DEY            ;BUMP INDEX.....BP
L RES.R     ;. 20 CHARACTERS...J.PLA    
        ;....T.TAY.(...PLA            ;R
EGISTERS.0...PLP.H...RTS            ;D.E
.N...;.S...MESSAG .F " >WAIT,SYSTEM BUSY
< ".Y...;.....;. STORAGE - 40 BYTES AT $
02A7...$.;.......$02A7...8.;.F.B.BUFFER 
....20.W.L.CBUFF ....20...V.;...`......
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