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| (_| | (_) |__   _| | (_| | \__ \   <  | | | | | (_| |  __/>  < 
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ZERO-EPROM.6502

FILE INFORMATION

FILENAME(S): ZERO-EPROM.6502

FILE TYPE(S): PRG

FILE SIZE: 2K

FIRST SEEN: 2025-11-30 21:07:09

APPEARS ON: 1 disk(s)

FILE HASH

d70a36c72e5e8b91fe1c22037724717644529407c3bbf49df39d1b04de19595b

FOUND ON DISKS (1 DISKS)

DISK TITLE FILENAME FILE TYPE COLLECTION TRACK SECTOR ACTIONS
EPROMMER 07 ZERO-EPROM.6502 PRG DuncanTwain 15 1 DOWNLOAD FILE

FILE CONTENT & ANALYSIS

00000000: 00 08 4C C2 0D 86 44 84  45 20 00 FD 29 7F 20 23  |..L...D.E ..). #|
00000010: 08 48 86 44 84 45 C9 0D  D0 07 48 A9 0A 20 0F 08  |.H.D.E....H.. ..|
00000020: 68 20 EE FF 68 A6 44 A4  45 60 20 2D 08 0D 00 48  |h ..h.D.E` -...H|
00000030: BA BD 02 01 85 3B BD 03  01 85 3C A0 01 B1 3B F0  |.....;....<...;.|
00000040: 06 20 0F 08 C8 D0 F6 98  18 65 3B 9D 02 01 A5 3C  |. .......e;....<|
00000050: 69 00 9D 03 01 68 60 A9  20 20 0F 08 A2 00 20 03  |i....h`.  .... .|
00000060: 08 C9 5F D0 08 E0 00 F0  EE CA 4C 5C 08 C9 1B D0  |.._.......L\....|
00000070: 03 4C 4D 0E C9 0D F0 0A  95 3D E8 E0 06 D0 DF 20  |.LM......=..... |
00000080: 85 08 A9 00 95 3D 60 A9  0D 4C 0F 08 A9 00 85 38  |.....=`..L.....8|
00000090: A5 32 D0 58 20 55 08 A2  00 B5 3D D0 05 06 20 4C  |.2.X U....=... L|
000000A0: D5 08 38 26 20 A0 00 84  2B 84 2C C9 30 90 2B C9  |..8& ...+.,.0.+.|
000000B0: 3A 90 0A C9 41 90 23 E9  07 C9 40 B0 1D E9 2F A0  |:...A.#...@.../.|
000000C0: 04 06 2B 26 2C 88 D0 F9  18 65 2B 85 2B E8 B5 3D  |..+&,....e+.+..=|
000000D0: D0 D9 A5 31 20 BF 09 E6  31 60 46 20 A9 FF 85 38  |...1 ...1`F ...8|
000000E0: 20 28 08 57 48 41 54 20  3F 0D 00 60 A5 31 20 92  | (.WHAT ?..`.1 .|
000000F0: 09 A0 01 B1 2D 20 86 0A  88 B1 2D 20 86 0A 20 85  |....- ....- .. .|
00000100: 08 4C D5 08 A9 00 85 20  A9 01 85 31 20 28 08 46  |.L..... ...1 (.F|
00000110: 49 52 53 54 20 4D 45 4D  2E 20 42 59 54 45 3A 00  |IRST MEM. BYTE:.|
00000120: 20 8A 08 A5 38 D0 E5 20  2D 08 4C 41 53 54 20 20  | ...8.. -.LAST  |
00000130: 4D 45 4D 2E 20 42 59 54  45 3A 00 20 8A 08 A5 38  |MEM. BYTE:. ...8|
00000140: D0 E5 20 2D 08 42 59 54  45 20 43 4F 55 4E 54 20  |.. -.BYTE COUNT |
00000150: 20 20 20 20 3A 00 20 8A  08 A5 38 D0 E5 20 2D 08  |    :. ...8.. -.|
00000160: 46 49 52 53 54 20 50 52  4F 4D 20 42 59 54 45 3A  |FIRST PROM BYTE:|
00000170: 00 20 8A 08 A5 38 D0 E5  20 2D 08 4C 41 53 54 20  |. ...8.. -.LAST |
00000180: 20 50 52 4F 4D 20 42 59  54 45 3A 00 20 8A 08 A5  | PROM BYTE:. ...|
00000190: 38 D0 E5 60 48 0A 29 0F  18 69 1F 85 2D 68 4A 4A  |8..`H.)..i..-hJJ|
000001A0: 4A 18 69 1F 85 2F A9 00  85 30 85 2E 60 20 92 09  |J.i../...0..` ..|
000001B0: A0 00 38 B1 2D F1 2F 85  2B C8 B1 2D F1 2F 85 2C  |..8.-./.+..-./.,|
000001C0: 60 20 92 09 A0 00 A5 2B  91 2D C8 A5 2C 91 2D 60  |` .....+.-..,.-`|
000001D0: 20 92 09 A0 00 A9 00 38  F1 2D 85 2B C8 A9 00 F1  | ......8.-.+....|
000001E0: 2D 85 2C 60 A5 25 D0 02  C6 26 C6 25 A5 20 29 04  |-.,`.%...&.%. ).|
000001F0: D0 21 A5 20 C9 18 90 0D  A9 12 20 AB 09 A9 03 20  |.!. ...... .... |
00000200: BF 09 4C 11 0A 29 03 C9  03 D0 78 A9 45 20 AB 09  |..L..)....x.E ..|
00000210: 4C FB 09 A5 20 29 10 F0  24 A9 03 20 CE 09 A9 61  |L... )..$.. ...a|
00000220: 20 AB 09 A5 20 29 08 F0  0C A5 2C C5 24 D0 56 A5  | ... )....,.$.V.|
00000230: 2B C5 23 D0 50 A9 02 20  BF 09 4C 4B 0A A5 20 29  |+.#.P.. ..LK.. )|
00000240: 08 F0 40 A9 32 20 AB 09  A9 01 20 BF 09 A5 20 29  |..@.2 .... ... )|
00000250: 02 F0 20 A9 03 20 CE 09  A9 64 20 AB 09 A5 20 4A  |.. .. ...d ... J|
00000260: 90 0C A5 2C C5 2A D0 1D  A5 2B C5 29 D0 17 A9 05  |...,.*...+.)....|
00000270: 4C BF 09 A5 20 29 01 F0  0A A9 35 20 AB 09 A9 04  |L... )....5 ....|
00000280: 4C BF 09 E6 38 E6 38 60  48 4A 4A 4A 4A 20 8F 0A  |L...8.8`HJJJJ ..|
00000290: 68 48 29 0F 09 30 C9 3A  90 02 69 06 20 0F 08 68  |hH)..0.:..i. ..h|
000002A0: 60 20 E2 09 A5 38 F0 44  C9 01 D0 21 20 28 08 44  |` ...8.D...! (.D|
000002B0: 41 54 41 20 44 4F 45 53  4E 27 54 20 4D 41 54 43  |ATA DOESN'T MATC|
000002C0: 48 2C 54 52 59 20 41 47  41 49 4E 00 60 20 28 08  |H,TRY AGAIN.` (.|
000002D0: 47 49 56 45 20 4D 4F 52  45 20 49 4E 46 4F 52 4D  |GIVE MORE INFORM|
000002E0: 41 54 49 4F 4E 2C 4E 4F  57 21 00 60 20 D8 0B 98  |ATION,NOW!.` ...|
000002F0: F0 04 A9 0F D0 02 A9 07  C5 26 90 0B C5 2A 90 07  |.........&...*..|
00000300: E6 25 D0 02 E6 26 60 85  38 20 2D 08 50 52 4F 4D  |.%...&`.8 -.PROM|
00000310: 20 54 4F 4F 20 53 4D 41  4C 4C 00 60 A9 00 85 32  | TOO SMALL.`...2|
00000320: 20 02 09 20 9F 0A A5 38  D0 F2 20 28 08 54 48 45  | .. ...8.. (.THE|
00000330: 20 43 4F 4D 50 4C 45 54  45 20 44 41 54 41 20 49  | COMPLETE DATA I|
00000340: 53 3A 0D 00 E6 32 20 02  09 20 6C 0B A5 3D C9 59  |S:...2 .. l..=.Y|
00000350: D0 CA 20 AC 0B A5 25 85  2F A5 26 85 30 A5 21 85  |.. ...%./.&.0.!.|
00000360: 2D A5 22 85 2E A9 01 85  35 A0 00 B1 35 60 20 28  |-.".....5...5` (|
00000370: 08 49 53 20 54 48 49 53  20 4F 4B 3F 00 4C 55 08  |.IS THIS OK?.LU.|
00000380: 20 85 08 A9 00 85 32 A9  01 85 20 A9 03 85 31 20  | .....2... ...1 |
00000390: 40 09 20 9F 0A A5 38 D0  E7 F0 B7 A0 00 A5 35 09  |@. ...8.......5.|
000003A0: 10 85 35 B1 35 A5 35 29  EF 85 35 B1 35 60 A0 00  |..5.5.5)..5.5`..|
000003B0: A5 35 09 08 85 35 B1 35  A5 35 29 F7 85 35 B1 35  |.5...5.5.5)..5.5|
000003C0: A6 28 86 2D A6 27 D0 09  A6 2D F0 0D CA 86 2D A2  |.(.-.'...-....-.|
000003D0: 00 20 99 0B CA D0 FA F0  EF 60 A0 00 A9 03 85 35  |. .......`.....5|
000003E0: B1 35 29 20 F0 12 B1 35  29 40 F0 0B A9 01 85 35  |.5) ...5)@.....5|
000003F0: B1 35 29 40 F0 03 C8 C8  C8 60 20 7E 0B A5 27 85  |.5)@.....` ~..'.|
00000400: 2D A5 28 85 2E 20 85 08  A5 2E 20 86 0A A5 2D 20  |-.(.. .... ...- |
00000410: 86 0A A9 08 48 A9 20 20  0F 08 A2 00 A1 33 20 86  |....H.  .....3 .|
00000420: 0A 68 20 A4 0D B0 07 38  E9 01 D0 E8 F0 D7 60 20  |.h ....8......` |
00000430: 1A 0B A2 00 A1 33 81 2D  20 A4 0D 90 F5 60 20 1A  |.....3.- ....` .|
00000440: 0B A2 00 A1 33 C1 2D D0  17 20 A4 0D 90 F3 20 28  |....3.-.. .... (|
00000450: 08 50 52 4F 4D 20 49 53  20 45 51 55 41 4C 00 60  |.PROM IS EQUAL.`|
00000460: 20 28 08 50 52 4F 4D 20  4E 4F 54 20 45 51 55 41  | (.PROM NOT EQUA|
00000470: 4C 2C 0D 4C 49 53 54 20  44 49 46 46 45 52 45 4E  |L,.LIST DIFFEREN|
00000480: 43 45 53 3F 00 20 55 08  A5 3D C9 59 D0 D1 20 50  |CES?. U..=.Y.. P|
00000490: 0B 20 85 08 A9 04 48 A2  00 A1 33 C1 2D F0 1C A5  |. ....H...3.-...|
000004A0: 2E 20 86 0A A5 2D 20 86  0A A9 20 20 0F 08 68 20  |. ...- ...  ..h |
000004B0: A4 0D B0 AB 38 E9 01 D0  DD F0 D6 68 20 A4 0D 90  |....8......h ...|
000004C0: D5 60 48 20 28 08 53 57  49 54 43 48 20 56 70 70  |.`H (.SWITCH Vpp|
000004D0: 20 54 4F 20 00 68 48 20  0F 08 68 C9 32 D0 05 A9  | TO .hH ..h.2...|
000004E0: 35 20 0F 08 20 2D 08 20  56 4F 4C 54 00 4C 03 08  |5 .. -. VOLT.L..|
000004F0: 20 1A 0B 20 D8 0B A9 24  C8 88 F0 02 09 02 85 35  | .. ...$.......5|
00000500: A2 00 A1 35 20 28 08 0D  2D 2D 20 53 55 52 45 20  |...5 (..-- SURE |
00000510: 41 42 4F 55 54 20 50 52  4F 47 52 41 4D 4D 49 4E  |ABOUT PROGRAMMIN|
00000520: 47 3F 20 2D 2D 00 20 55  08 A5 3D C9 59 F0 01 60  |G? --. U..=.Y..`|
00000530: A9 32 20 C0 0C 08 78 A2  00 A1 2D 85 33 A1 33 A5  |.2 ...x...-.3.3.|
00000540: 35 49 02 85 35 A1 35 A0  5C A1 35 10 FC A1 35 30  |5I..5.5.\.5...50|
00000550: FC 88 D0 F5 A5 35 49 02  85 35 A1 35 20 A4 0D 90  |.....5I..5.5 ...|
00000560: D6 28 A9 35 20 C0 0C A9  01 85 35 A1 35 20 50 0B  |.(.5 .....5.5 P.|
00000570: 4C 3F 0C 20 7E 0B A1 33  49 FF D0 17 20 A4 0D 90  |L?. ~..3I... ...|
00000580: F5 20 28 08 50 52 4F 4D  20 49 53 20 45 4D 50 54  |. (.PROM IS EMPT|
00000590: 59 00 60 20 28 08 50 52  4F 4D 20 4E 4F 54 20 45  |Y.` (.PROM NOT E|
000005A0: 4D 50 54 59 00 60 48 20  99 0B E6 2D D0 02 E6 2E  |MPTY.`H ...-....|
000005B0: 38 A5 2F E9 01 85 2F A5  30 E9 00 85 30 05 2F F0  |8./.../.0...0./.|
000005C0: 01 18 68 60 D8 BA 86 39  A9 2D 85 21 A9 08 85 22  |..h`...9.-.!..."|
000005D0: A2 00 86 23 A5 23 18 61  21 85 23 E6 21 D0 02 E6  |...#.#.a!.#.!...|
000005E0: 22 A5 21 C9 59 D0 ED A5  22 C9 0F D0 E7 20 28 08  |".!.Y...".... (.|
000005F0: 0D 0D 0D 20 20 20 20 20  00 A5 23 20 86 0A 20 28  |...     ..# .. (|
00000600: 08 0D 5A 45 52 4F 20 53  2E 43 2E 20 50 52 4F 4D  |..ZERO S.C. PROM|
00000610: 50 52 4F 47 52 41 4D 4D  45 52 0D 0D 00 20 28 08  |PROGRAMMER... (.|
00000620: 42 41 53 45 20 41 44 52  2E 20 50 52 4F 4D 20 53  |BASE ADR. PROM S|
00000630: 4F 43 4B 45 54 3A 00 A9  00 85 32 A9 01 85 31 20  |OCKET:....2...1 |
00000640: 8A 08 A5 38 D0 D7 A5 2C  85 34 18 69 01 85 36 A6  |...8...,.4.i..6.|
00000650: 39 9A 20 56 0E 4C 4D 0E  A9 03 85 35 A2 00 A1 35  |9. V.LM....5...5|
00000660: 20 28 08 0D 54 48 45 20  50 52 4F 47 52 41 4D 4D  | (..THE PROGRAMM|
00000670: 45 52 20 49 53 20 49 4E  20 54 48 45 20 00 20 D8  |ER IS IN THE . .|
00000680: 0B 98 D0 0B 20 2D 08 32  37 31 36 00 4C B2 0E 88  |.... -.2716.L...|
00000690: D0 0B 20 2D 08 32 37 33  32 00 4C B2 0E 88 D0 0B  |.. -.2732.L.....|
000006A0: 20 2D 08 32 35 33 32 00  4C B2 0E 20 2D 08 57 52  | -.2532.L.. -.WR|
000006B0: 4F 4E 47 00 20 2D 08 20  4D 4F 44 45 00 20 28 08  |ONG. -. MODE. (.|
000006C0: 0D 31 20 52 45 41 44 20  50 52 4F 4D 20 49 4E 54  |.1 READ PROM INT|
000006D0: 4F 20 4D 45 4D 4F 52 59  0D 32 20 50 52 4F 47 20  |O MEMORY.2 PROG |
000006E0: 50 52 4F 4D 0D 33 20 43  4F 4D 50 41 52 45 20 57  |PROM.3 COMPARE W|
000006F0: 49 54 48 20 4D 45 4D 4F  52 59 0D 34 20 43 48 45  |ITH MEMORY.4 CHE|
00000700: 43 4B 20 49 46 20 45 4D  50 54 59 0D 35 20 4C 49  |CK IF EMPTY.5 LI|
00000710: 53 54 20 50 52 4F 4D 20  43 4F 4E 54 45 4E 54 53  |ST PROM CONTENTS|
00000720: 0D 0D 43 48 4F 4F 53 45  20 4E 4F 57 3A 00 20 55  |..CHOOSE NOW:. U|
00000730: 08 A5 3D 38 E9 30 C9 06  90 06 20 DE 08 4C BB 0E  |..=8.0.... ..L..|
00000740: 0A A8 F0 F6 B9 4E 0F 85  2D B9 4D 0F 85 2E 6C 2D  |.....N..-.M...l-|
00000750: 00 0C 2D 0C EE 0C 3C 0D  71 0B F8 A9 60 8D 00 08  |..-...<.q...`...|
00000760: 20 00 08 BA BD FF 00 85  2D BD 00 01 85 2E A5 2D  | .......-......-|
00000770: 38 E9 60 85 21 A5 2E E9  07 85 22 A5 2D E9 06 85  |8.`.!.....".-...|
00000780: 23 A5 2E E9 00 85 24 A9  00 85 25 A9 08 85 26 A2  |#.....$...%...&.|
00000790: 00 A1 21 81 25 E6 21 D0  02 E6 22 E6 25 D0 02 E6  |..!.%.!...".%...|
000007A0: 26 A5 23 C5 21 D0 E8 A5  24 C5 22 D0 E2 6C 27 00  |&.#.!...$."..l'.|
000007B0: D8 A9 00 85 27 A9 08 85  28 D0 A0 D8 AD FC FF 85  |....'...(.......|
000007C0: 27 AD FD FF 85 28 18 90  92 90 30 18 00 80 10 00  |'....(....0.....|
000007D0: 00 20 00 00 11 00 00 20  80 00 10 A0 00 00 10 00  |. ..... ........|
000007E0: 20 00 23 13 22 71 79 19  73 B5 38 74 27 13 13 B3  | .#."qy.s.8t'...|
000007F0: 7F 33 37 73 30 28 34 71  33 25 01 11 11 9A B0 11  |.37s0(4q3%......|
00000800: 34 14                                             |4.              |
..LB..D.E ..) #.H.D.EI.P.H.. ..H ..H.D.
E` -...H.....;....< ..;.. ..HP...E;....<
I....H`.  .... ..I_P.....JL\.I.P.LM.I...
.=...P. .....=`..L.....8.2PX U....=P.. L
U.8&  ..+.,I0.+I:..IA.#..I@.../ ..+&,.P.
.E+.+..=PY.1 ...1`F ...8 (.WHAT ?..`.1 .
. ..- ....- .. ..LU.... ...1 (.FIRST MEM
. BYTE:. ...8P. -.LAST  MEM. BYTE:. ...8
P. -.BYTE COUNT     :. ...8P. -.FIRST PR
OM BYTE:. ...8P. -.LAST  PROM BYTE:. ...
8P.`H.)..I..-HJJJ.I../...0..` .. .8.-./.
+H.-./.,` .. ..+.-H.,.-` .. ...8.-.+H...
-.,`.%P.F&F%. ).P!. I..... .... ..L..).I
.PX.E ..L... )..$.. N..A ... )....,E$PV.
+E#PP.. ..LK.. )..@.2 .... ... ).. .. N.
.D ... J...,E*P..+E)P...L... )....5 ....
L...8.8`HJJJJ ..HH)..0I:..I. ..H` ...8.D
I.P! (.DATA DOESN'T MATCH,TRY AGAIN.` (.
GIVE MORE INFORMATION,NOW!.` X......P...
E&..E*...%P..&`.8 -.PROM TOO SMALL.`...2
 .. ...8P. (.THE COMPLETE DATA IS:...2 .
. L..=IYPJ ...%./.&.0.!.-.".....5 ..5` (
.IS THIS OK?.LU. .....2... ...1 @. ...8P
... ..5...5.5.5)..5.5` ..5...5.5.5)..5.5
.(.-.'P..-..J.-.. ..JP...` ....5.5) ...5
)@.....5.5)@..HHH` ~..'.-.(.. .... ...- 
....H.  .....3 ..H ....8..P..W` .....3.-
 ....` .....3A-P. .... (.PROM IS EQUAL.`
 (.PROM NOT EQUAL,.LIST DIFFERENCES?. U.
.=IYPQ P. ....H...3A-.... ...- ...  ..H 
....8..P..VH ...U`H (.SWITCH VPP TO .HH 
..HI2P..5 .. -. VOLT.L.. .. X..$H......5
...5 (..-- SURE ABOUT PROGRAMMING? --. U
..=IY..`.2 ...X...-.3.3.5I..5.5 \.5...50
..P..5I..5.5 ...V(.5 .....5.5 P.L?. ~..3
I.P. .... (.PROM IS EMPTY.` (.PROM NOT E
MPTY.`H ...-P...8./.../.0...0./...H`X..9
.-.!..."...#.#.A!.#.!P..".!IYP.."I.P. (.
...     ..# .. (..ZERO S.C. PROMPROGRAMM
ER... (.BASE ADR. PROM SOCKET:....2...1 
...8PW.,.4.I..6.9. V.LM....5...5 (..THE 
PROGRAMMER IS IN THE . X..P. -.2716.L...
P. -.2732.L...P. -.2532.L.. -.WRONG. -. 
MODE. (..1 READ PROM INTO MEMORY.2 PROG 
PROM.3 COMPARE WITH MEMORY.4 CHECK IF EM
PTY.5 LIST PROM CONTENTS..CHOOSE NOW:. U
..=8.0I... ..L.......N..-.M...L-..-...<.
Q...`... .......-......-8.`.!.....".-...
#.....$...%...&...!.%.!P..".%P..&.#E!P..
$E"P.L'.X...'...(P X....'....(....0.....
. ..... ... .... .#."QY.S.8T'...37S0(4Q
3%......4.
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