DataMuseum.dk

Presents historical artifacts from the history of:

CP/M

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about CP/M

Excavated with: AutoArchaeologist - Free & Open Source Software. 

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Index: 5 B C I K M N O T

⟦aed7f9e0f⟧ Bits:30004191/datafiler.imd COMUS undervisningssystem (40 spor), 5¼" Floppy Disk, CpmFSAuto, ImdContainer

    Length: 204800 (0x32000)
    Description: Bits:30004191/datafiler.imd COMUS undervisningssystem (40 spor)
    Types: 5¼" Floppy Disk, CpmFSAuto, ImdContainer
    Notes: CP/M-fs(512_1024_0x0_*3+1+3+2_2:0_39:0_16)

CpmFSAuto

Media:             [0, 0, 1] … [39, 0, 10] {512: 400}
Signature:         512_1024_0x0_*3+1+3+2_2:0_39:0_16
Confidence score:  +16/-0 
Sector size:       512
Block size:        1024
Directory entries: 16
Block number size: 8
Extent-mask:       0x00
Sector-interleave: 1, 4, 7, 10, 3, 6, 9, 2, 5, 8
Tracks:            (2, 0), (3, 0), (4, 0), (5, 0), (6, 0), (7, 0) […] (34, 0), (35, 0), (36, 0), (37, 0), (38, 0), (39, 0)
user bc length name artifact
0 0 4736 BILLEDER.DAT ⟦ec609a462⟧
0 0 640 BILTABEL.DAT ⟦f28fe51ea⟧
0 0 10624 COMUS.COM ⟦c74394020⟧
0 0 128 INSTAL.DAT ⟦cf4568eb6⟧
0 0 128 KASSER.DAT ⟦b2835387f⟧
0 0 15232 MENUER.DAT ⟦b3bfa2775⟧
0 0 30848 NOTATER.DAT ⟦ad24bff88⟧
0 0 128 OPGAVER.DAT ⟦4a3ab8a6b⟧
0 0 768 OPGTABEL.DAT ⟦952c370a9⟧
0 0 28160 ORD.DAT ⟦eec3224ca⟧
0 0 13312 TEKST.DAT ⟦76727f175⟧

CP/M filesystem probe

Geometry: [[0, 0, 1], [39, 0, 10]]

First credible dirsect is: (2, 0, 1) at 0x2800 with 0x0 attribute records

Credible directory tracks:
   (2, 0)  0x2800 14-1-0-1-0-1-1-0-0-1

Total credibility: 13

Block number width: ok8

   8     0     2   109     0  False
  16     0     2 27755     0   True

Block Sizes:
    1024 0x00 +13 -0
    2048 0x01 +5 -8
    4096 0x03 +5 -8
    8192 0x07 +5 -8
   16384 0x0f +5 -8
   32768 0x1f +5 -8
   65536 0x3f +5 -8
     128 0x00 +3 -10
     256 0x00 +3 -10
     512 0x00 +3 -10

Candidate interleaves in order of directory credibility:

Penalty  Name         Order                                                                     Resulting dir order
      0  Butler3      (1-4-7-10-2-5-8-3-6-9)                                                    [13]   +16/-5
      0  normal-1     (1-2-3-4-5-6-7-8-9-10)                                                    [13]   +15/-5
      0  normal-2     (1-3-5-7-9-2-4-6-8-10)                                                    [13]   +15/-6
      0  normal-3     (1-4-7-10-3-6-9-2-5-8)                                                    [13]   +16/-0
      0  normal-4     (1-5-9-3-7-2-6-10-4-8)                                                    [13]   +15/-9

File & label names found:
  0x0002800 (2, 0, 1)
    ProbeDirEnt {status=0x00, name=»INSTAL  DAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=02000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»OPGAVER DAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=03000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»FORKLAR DAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x00, al=00000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»OPGTABELDAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x06, al=04000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»MENUER  DAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x77, al=05060708090a0b0c0d0e0f1011121300}
    ProbeDirEnt {status=0x00, name=»BILTABELDAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x05, al=14000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»KASSER  DAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=15000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»BILLEDERDAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x25, al=161718191a0000000000000000000000}
    ProbeDirEnt {status=0x00, name=»NOTATER DAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=1b1c1d1e1f202122232425262728292a}
    ProbeDirEnt {status=0x00, name=»NOTATER DAT«, xl=0x01, bc=0x00, xh=0x00, rc=0x71, al=2b2c2d2e2f3031323334353637383900}
    ProbeDirEnt {status=0x00, name=»COMUS   COM«, xl=0x00, bc=0x00, xh=0x00, rc=0x53, al=3a3b3c3d3e3f40414243440000000000}
    ProbeDirEnt {status=0x00, name=»ORD     DAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=45464748494a4b4c4d4e4f5051525354}
    ProbeDirEnt {status=0x00, name=»ORD     DAT«, xl=0x01, bc=0x00, xh=0x00, rc=0x5c, al=55565758595a5b5c5d5e5f6000000000}
    ProbeDirEnt {status=0x00, name=»TEKST   DAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x68, al=6162636465666768696a6b6c6d000000}
    ProbeDirEnt {status=0x00, name=»OPGAVEHJDAT«, xl=0x00, bc=0x00, xh=0x00, rc=0x00, al=00000000000000000000000000000000}
*  16 -   0 [1, 4, 7, 10, 3, 6, 9, 2, 5, 8]
+  16 -   5 [1, 4, 7, 10, 2, 5, 8, 3, 6, 9]
+  15 -   5 [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]
+  15 -   6 [1, 3, 5, 7, 9, 2, 4, 6, 8, 10]
+  15 -   9 [1, 5, 9, 3, 7, 2, 6, 10, 4, 8]

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