DOS Debug (redirected from DEBUG (DOS Command))

An external command that performs a variety of machine language functions. Available in DOS and Windows, Debug is used to edit memory, executable files, input/output ports, assemble small programs and perform hex arithmetic. To load Debug, type:

          C:\>debug      load Debug
          -              Debug prompt (-)

Some simple Debug commands follow for reference only. See your DOS manual for details.

   Commands     Purpose
   ?            Online help (as of DOS 5).

   q            Quit.

   d cs: 100    Display 128 bytes of RAM at 100h in
                 the CS segment (current program).

   d            Display next 128 bytes.

   h xxxx yyyy  Hex math.  X and y are hex numbers.
                 Results are x+y  x-y.

   g=C800:5     Go to address C800:5