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| (_| | (_) |__   _| | (_| | \__ \   <  | | | | | (_| |  __/>  < 
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1571.DIAG

FILE INFORMATION

FILENAME(S): 1571.DIAG

FILE TYPE(S): PRG

FILE SIZE: 429b

FIRST SEEN: 2025-11-30 16:59:23

APPEARS ON: 1 disk(s)

FILE HASH

bd4a449c4d5bd6cac1d50e441194f747a5004aad2c80e33d8c9fc06858703d87

FOUND ON DISKS (1 DISKS)

DISK TITLE FILENAME FILE TYPE COLLECTION TRACK SECTOR ACTIONS
SERVANT V484 4 4 1571.DIAG PRG High Voltage Complete C64 Collection 23 7 DOWNLOAD FILE

FILE CONTENT & ANALYSIS

00000000: 01 1C 27 1C 0A 00 8F 20  43 48 45 43 4B 20 44 49  |..'.... CHECK DI|
00000010: 53 4B 20 54 59 50 45 20  2D 20 42 59 20 46 52 45  |SK TYPE - BY FRE|
00000020: 44 20 42 4F 57 45 4E 00  6A 1C 14 00 8F 20 54 48  |D BOWEN.j.... TH|
00000030: 49 53 20 50 52 4F 47 52  41 4D 20 57 49 4C 4C 20  |IS PROGRAM WILL |
00000040: 49 44 45 4E 54 49 46 59  20 54 48 45 20 43 42 4D  |IDENTIFY THE CBM|
00000050: 20 44 49 53 4B 20 54 59  50 45 20 42 59 20 43 48  | DISK TYPE BY CH|
00000060: 45 43 4B 49 4E 47 20 54  48 45 00 86 1C 1E 00 8F  |ECKING THE......|
00000070: 20 44 52 49 56 45 27 53  20 43 48 45 43 4B 53 55  | DRIVE'S CHECKSU|
00000080: 4D 20 42 59 54 45 00 A9  1C 28 00 85 20 22 43 48  |M BYTE...(.. "CH|
00000090: 45 43 4B 20 57 48 49 43  48 20 55 4E 49 54 22 3B  |ECK WHICH UNIT";|
000000A0: 55 3A 9F 38 2C 55 2C 31  35 00 CF 1C 32 00 98 38  |U:.8,U,15...2..8|
000000B0: 2C 22 4D 2D 52 22 C7 28  30 30 29 C7 28 31 39 32  |,"M-R".(00).(192|
000000C0: 29 C7 28 32 29 3A A1 23  38 2C 41 24 2C 42 24 00  |).(2):.#8,A$,B$.|
000000D0: F5 1C 3C 00 98 38 2C 22  4D 2D 52 22 C7 28 34 37  |..<..8,"M-R".(47|
000000E0: 29 C7 28 32 35 35 29 C7  28 31 29 3A A1 23 38 2C  |).(255).(1):.#8,|
000000F0: 43 24 3A A0 38 00 11 1D  46 00 41 B2 C6 28 41 24  |C$:.8...F.A..(A$|
00000100: 29 3A 42 B2 C6 28 42 24  29 3A 43 B2 C6 28 43 24  |):B..(B$):C..(C$|
00000110: 29 00 36 1D 50 00 8B 20  41 B2 35 36 20 A7 20 99  |).6.P.. A.56 . .|
00000120: 20 22 31 35 37 31 2D 57  49 54 48 20 55 50 44 41  | "1571-WITH UPDA|
00000130: 54 45 44 22 3A 80 00 5B  1D 5A 00 8B 20 41 B2 36  |TED":..[.Z.. A.6|
00000140: 36 20 A7 20 99 20 22 31  35 37 31 2D 4E 45 45 44  |6 . . "1571-NEED|
00000150: 53 20 55 50 44 41 54 45  22 3A 80 00 76 1D 64 00  |S UPDATE":..v.d.|
00000160: 8B 20 41 B2 31 33 32 20  A7 20 99 20 22 31 35 37  |. A.132 . . "157|
00000170: 31 43 52 22 3A 80 00 8F  1D 6E 00 8B 20 41 B2 31  |1CR":....n.. A.1|
00000180: 39 32 20 A7 20 99 20 22  31 35 38 31 22 3A 80 00  |92 . . "1581":..|
00000190: AA 1D 78 00 99 20 22 55  4E 52 45 43 4F 47 4E 49  |..x.. "UNRECOGNI|
000001A0: 5A 45 44 20 44 52 49 56  45 22 00 00 00           |ZED DRIVE"...   |

..'.... CHECK DISK TYPE - BY FRED BOWEN.
J.... THIS PROGRAM WILL IDENTIFY THE CBM
 DISK TYPE BY CHECKING THE...... DRIVE'S
 CHECKSUM BYTE...(.. "CHECK WHICH UNIT";
U:.8,U,15.O.2..8,"M-R"G(00)G(192)G(2):.#
8,A$,B$...<..8,"M-R"G(47)G(255)G(1):.#8,
C$: 8...F.A.F(A$):B.F(B$):C.F(C$).6.P.. 
A.56 . . "1571-WITH UPDATED":..[.Z.. A.6
6 . . "1571-NEEDS UPDATE":..V.D.. A.132 
. . "1571CR":....N.. A.192 . . "1581":..
..X.. "UNRECOGNIZED DRIVE"...
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