HPlogo System Debug Reference Manual > Chapter 8 System Debug Windows

L - The LDEV Window

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The LDEV window displays the contents of secondary storage (data on disk).

LDEV $ DISP=1.0                 HOME=1.0                    Values in $
00000000:80004850 45535953 00085be0 10000000 00000008 00000000 00000000 00000000
00000020:00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000

window banner line
  • LDEV $ - Name of the LDEV window and the current output display radix.

  • DISP - The full address of the current position of the LDEV window. (Byte offsets in the window itself contain only the low-order 32 bits.)

  • HOME - The home address which was originally specified in the LW command when the window was defined. A new home address can be selected with the LH command. This address is expressed as a logical device (LDEV) and byte offset (that is, ldev.offset) relative to the start of the disk.

  • Values in $ - The output display radix for data values.

window body line(s)
  • offset - The starting disc offset (in bytes) for the line of displayed values.

  • values - The actual data values from secondary storage are displayed.




Z - The Memory Window


TX- The Text Windows