Felsökningsdiskett
^^^^^^^^^^^^^^^^^^

Digitised by Mattis Lind?.

.. figure:: ../images/dbgdisk.png
  :width: 400
  :align: center

  Contents of **Felsökningsdiskette** as presented by DINDEX


.. list-table:: Felsōkningsdiskette
   :header-rows: 1

   * - Filename
     - Type
     - Date
     - Function
   * - INDEX
     - directory
     -
     - Housekeeping
   * - SCR
     - application
     -
     - write pattern to display
   * - DALIGN
     - application
     -
     - disk track alignment (speculation, might not work)
   * - PRINT
     - application
     -
     - unknown (might not work)
   * - RTCTEST
     - application
     -
     - Periodic beep cauused by timer interrupt
   * - CONV
     - application
     -
     - unknown (crashes emulator)
   * - PTEST
     - application
     -
     - prints a test pattern
   * - DANKB
     - application
     -
     - Switches to danish keyboard (inferred, might not be working)
   * - DISPTEST
     - application
     -
     - repeatedly write different patterns to display
   * - SWEDKB
     - application
     -
     - Swedish keyboard test - shifts and LEDs (by application menu, might not work)
   * - GERMKB
     - application
     - 06/28/77
     - German keyboard test (inferred by filename, might be danish actually)
   * - SELKB
     - application
     -
     - unknown (program seems to crash or fail to load)
   * - DINDEX
     - application
     -
     - List floppy contents (not working)
   * - COPY
     - application
     -
     -
   * - ALTER
     - application
     - 12/09/77 (v2.0)
     - Rename, protect, unprotect files (by usage)
   * - MTEST
     - application
     -
     - Memory test? (guesswork, not working)


.. code-block:: text

    > cd disks/debugdisk
    > python3 image.py

    Track information for track 0

    INDEX   : recno 0, nrecs 23, record size  40, recs/trk: 130, disk 0, first track  0, last track  0
    SCR     : recno 0, nrecs  1, record size 255, recs/trk:  30, disk 0, first track  1, last track  1
    DALIGN  : recno 0, nrecs  2, record size 255, recs/trk:  30, disk 0, first track  2, last track  2
    PRINT   : recno 0, nrecs  3, record size 255, recs/trk:  30, disk 0, first track  3, last track  3
    RTCTEST : recno 0, nrecs  1, record size 255, recs/trk:  30, disk 0, first track  4, last track  4
    CONV    : recno 0, nrecs  6, record size 255, recs/trk:  30, disk 0, first track  5, last track  5
    PTEST   : recno 0, nrecs  3, record size 255, recs/trk:  30, disk 0, first track  6, last track  7
    DANKB   : recno 0, nrecs  5, record size 255, recs/trk:  30, disk 0, first track  8, last track  8
    DISPTEST: recno 0, nrecs  3, record size 255, recs/trk:  30, disk 0, first track  9, last track  9
    SWEDKB  : recno 0, nrecs  4, record size 255, recs/trk:  30, disk 0, first track 10, last track 10
    GERMKB  : recno 0, nrecs  5, record size 255, recs/trk:  30, disk 0, first track 11, last track 11
    SELKB   : recno 0, nrecs  5, record size 255, recs/trk:  30, disk 0, first track 12, last track 12
    DINDEX  : recno 0, nrecs 22, record size 255, recs/trk:  30, disk 0, first track 13, last track 13
    COPY    : recno 0, nrecs 15, record size 255, recs/trk:  30, disk 0, first track 14, last track 14
    ALTER   : recno 0, nrecs  7, record size 255, recs/trk:  30, disk 0, first track 15, last track 15
    MTEST   : recno 0, nrecs  4, record size 255, recs/trk:  30, disk 0, first track 16, last track 17
    DISK    : recno 0, nrecs 33, record size 255, recs/trk:  30, disk 0, first track 18, last track 19
    CTEST   : recno 0, nrecs 14, record size 255, recs/trk:  30, disk 0, first track 20, last track 20
    BDTEST  : recno 0, nrecs  9, record size 255, recs/trk:  30, disk 0, first track 21, last track 23
    SEL     : recno 0, nrecs  3, record size 255, recs/trk:  30, disk 0, first track 24, last track 24
    VERIFY  : recno 0, nrecs  7, record size 255, recs/trk:  30, disk 0, first track 25, last track 25
    SUM     : recno 0, nrecs  6, record size 255, recs/trk:  30, disk 0, first track 26, last track 26
    FRENKB  : recno 0, nrecs  5, record size 255, recs/trk:  30, disk 0, first track 27, last track 27

However not all tracks are yet reconstructed, only t0 - t16.