DataMuseum.dk

Presents historical artifacts from the history of:

RegneCentralen RC759 "Piccoline"

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

See our Wiki for more about RegneCentralen RC759 "Piccoline"

Excavated with: AutoArchaeologist - Free & Open Source Software. 

top - metrics
Index: 5 @ C I S

⟦9cf6d85fb⟧ Bits:30003933 MikroStyrepind 1.0, 5¼" Floppy Disk, @@_3, CpmFSAuto, ImdContainer

    Length: 1261568 (0x134000)
    Description: Bits:30003933 MikroStyrepind 1.0
    Types: 5¼" Floppy Disk, @@_3, CpmFSAuto, ImdContainer
    Notes: CP/M-fs(1024_2048_0x0_*1+1_2:0_76:1_32), CP/M-fs(1024_2048_0x0_*2+1+2_2:0_76:1_32), CP/M-fs(1024_2048_0x0_*3+1+2+3_2:0_76:1_32)

CpmFSAuto

Media:             [0, 0, 1] … [76, 1, 8] {1024: 1232}
Signature:         1024_2048_0x0_*1+1_2:0_76:1_32
Confidence score:  +2/-0 
Sector size:       1024
Block size:        2048
Directory entries: 32
Block number size: 16
Extent-mask:       0x00
Sector-interleave: 1, 2, 3, 4, 5, 6, 7, 8
Tracks:            (2, 0), (2, 1), (3, 0), (3, 1), (4, 0), (4, 1) […] (74, 0), (74, 1), (75, 0), (75, 1), (76, 0), (76, 1)
user bc length name artifact
0 0 20480 STYRSYS.CSV ⟦4e5c371b4⟧

CpmFSAuto

Media:             [0, 0, 1] … [76, 1, 8] {1024: 1232}
Signature:         1024_2048_0x0_*2+1+2_2:0_76:1_32
Confidence score:  +2/-0 
Sector size:       1024
Block size:        2048
Directory entries: 32
Block number size: 16
Extent-mask:       0x00
Sector-interleave: 1, 3, 5, 7, 2, 4, 6, 8
Tracks:            (2, 0), (2, 1), (3, 0), (3, 1), (4, 0), (4, 1) […] (74, 0), (74, 1), (75, 0), (75, 1), (76, 0), (76, 1)
user bc length name artifact
0 0 20480 STYRSYS.CSV ⟦9e13c0e31⟧

CpmFSAuto

Media:             [0, 0, 1] … [76, 1, 8] {1024: 1232}
Signature:         1024_2048_0x0_*3+1+2+3_2:0_76:1_32
Confidence score:  +2/-0 
Sector size:       1024
Block size:        2048
Directory entries: 32
Block number size: 16
Extent-mask:       0x00
Sector-interleave: 1, 4, 7, 2, 5, 8, 3, 6
Tracks:            (2, 0), (2, 1), (3, 0), (3, 1), (4, 0), (4, 1) […] (74, 0), (74, 1), (75, 0), (75, 1), (76, 0), (76, 1)
user bc length name artifact
0 0 20480 STYRSYS.CSV ⟦3064eef82⟧

CP/M filesystem probe

Geometry: [[0, 0, 1], [76, 1, 8]]

First credible dirsect is: (2, 0, 1) at 0x8000 with 0x8 attribute records

Credible directory tracks:
   (2, 0)  0x8000 4-1-1-1-1-1-1-1
   (2, 1)  0xa000 1-1-1-1-1-1-1-1

Total credibility: 3

Block number width: ok16

   8     0     8    16     8  False
  16     0     8    17     0  False

Block Sizes:
    2048 0x00 +2 -0
     128 0x00 +0 -2
     256 0x00 +0 -2
     512 0x00 +0 -2
    1024 0x00 +0 -2
    4096 0x01 +0 -2
    8192 0x03 +0 -2
   16384 0x07 +0 -2
   32768 0x0f +0 -2
   65536 0x1f +0 -2

Candidate interleaves in order of directory credibility:

Penalty  Name         Order                                                                     Resulting dir order
      0  normal-1     (1-2-3-4-5-6-7-8)                                                         [3]   +2/-0
      0  normal-2     (1-3-5-7-2-4-6-8)                                                         [3]   +2/-0
      0  normal-3     (1-4-7-2-5-8-3-6)                                                         [3]   +2/-0
From the beastiarium: CpmFSCr16   +0/-0

File & label names found:
  0x0008000 (2, 0, 1)
    ProbeDirEnt {status=0x20, name=»SW1505  1.2«, xl=0x31, bc=0x00, xh=0x00, rc=0x00, al=00000000000000007109144471091444}
    ProbeDirEnt {status=0x00, name=»STYRSYS CSV«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=080009000a000b000c000d000e000f00}
    ProbeDirEnt {status=0x00, name=»STYRSYS CSV«, xl=0x01, bc=0x00, xh=0x00, rc=0x20, al=10001100000000000000000000000000}
*   2 -   0 [1, 2, 3, 4, 5, 6, 7, 8]
*   2 -   0 [1, 3, 5, 7, 2, 4, 6, 8]
*   2 -   0 [1, 4, 7, 2, 5, 8, 3, 6]

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