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. 

top - metrics
Index: 5 @ A C I T

⟦907062e0f⟧ Bits:30007371 SW1504 - Asynkron kommunikationspakke ACP750 v.2.2, 5¼" Floppy Disk, @@_3, CpmFSAuto, ImdContainer

    Length: 1261568 (0x134000)
    Description: Bits:30007371 SW1504 - Asynkron kommunikationspakke ACP750 v.2.2
    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:  +11/-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 54912 ACP.CMD ⟦e15f9c8ab⟧
0 0 512 ACP.CNF ⟦7ed2846d2⟧
0 0 40960 ACPKONF.CMD ⟦8212f5c90⟧
0 0 128 INSTJOB.SUB ⟦c967fe85f⟧ TextFile

CpmFSAuto

Media:             [0, 0, 1] … [76, 1, 8] {1024: 1232}
Signature:         1024_2048_0x0_*2+1+2_2:0_76:1_32
Confidence score:  +11/-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 54912 ACP.CMD ⟦31c9a84ae⟧
0 0 512 ACP.CNF ⟦59f59800a⟧
0 0 40960 ACPKONF.CMD ⟦aac55bfb5⟧
0 0 128 INSTJOB.SUB ⟦c967fe85f⟧ TextFile

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:  +11/-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 54912 ACP.CMD ⟦9b76031eb⟧
0 0 512 ACP.CNF ⟦a9bca4f90⟧ TextFile
0 0 40960 ACPKONF.CMD ⟦83015166c⟧
0 0 128 INSTJOB.SUB ⟦c967fe85f⟧ TextFile

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 11-1-1-1-1-1-1-1
   (2, 1)  0xa000 1-1-1-1-1-1-1-1

Total credibility: 10

Block number width: ok16

   8     0     8    56    40  False
  16     0     8    56     0  False

Block Sizes:
    2048 0x00 +9 -0
     512 0x00 +2 -7
    1024 0x00 +2 -7
    4096 0x01 +2 -7
    8192 0x03 +2 -7
   16384 0x07 +2 -7
   32768 0x0f +2 -7
   65536 0x1f +2 -7
     128 0x00 +1 -8
     256 0x00 +1 -8

Candidate interleaves in order of directory credibility:

Penalty  Name         Order                                                                     Resulting dir order
      0  normal-1     (1-2-3-4-5-6-7-8)                                                         [10]   +11/-0
      0  normal-2     (1-3-5-7-2-4-6-8)                                                         [10]   +11/-0
      0  normal-3     (1-4-7-2-5-8-3-6)                                                         [10]   +11/-0
From the beastiarium: CpmFSCr16   +0/-0

File & label names found:
  0x0008000 (2, 0, 1)
    ProbeDirEnt {status=0x20, name=»SW1504  2.2«, xl=0x31, bc=0x00, xh=0x00, rc=0x00, al=0000000000000000070b0945070b0945}
    ProbeDirEnt {status=0x00, name=»ACP     CMD«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=080009000a000b000c000d000e000f00}
    ProbeDirEnt {status=0x00, name=»ACP     CMD«, xl=0x01, bc=0x00, xh=0x00, rc=0x80, al=10001100120013001400150016001700}
    ProbeDirEnt {status=0x00, name=»ACP     CMD«, xl=0x02, bc=0x00, xh=0x00, rc=0x80, al=180019001a001b001c001d001e001f00}
    ProbeDirEnt {status=0x00, name=»ACP     CMD«, xl=0x03, bc=0x00, xh=0x00, rc=0x2d, al=20002100220000000000000000000000}
    ProbeDirEnt {status=0x00, name=»ACP     CNF«, xl=0x00, bc=0x00, xh=0x00, rc=0x04, al=23000000000000000000000000000000}
    ProbeDirEnt {status=0x00, name=»ACPKONF CMD«, xl=0x00, bc=0x00, xh=0x00, rc=0x80, al=2400250026002700280029002a002b00}
    ProbeDirEnt {status=0x00, name=»ACPKONF CMD«, xl=0x01, bc=0x00, xh=0x00, rc=0x80, al=2c002d002e002f003000310032003300}
    ProbeDirEnt {status=0x00, name=»ACPKONF CMD«, xl=0x02, bc=0x00, xh=0x00, rc=0x40, al=34003500360037000000000000000000}
    ProbeDirEnt {status=0x00, name=»INSTJOB SUB«, xl=0x00, bc=0x00, xh=0x00, rc=0x01, al=38000000000000000000000000000000}
*  11 -   0 [1, 2, 3, 4, 5, 6, 7, 8]
*  11 -   0 [1, 3, 5, 7, 2, 4, 6, 8]
*  11 -   0 [1, 4, 7, 2, 5, 8, 3, 6]

Full view