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   disp_setmode

   Usage
   #include <disp.h>
   void disp_setmode(unsigned char mode);

   Description
   Sets the video mode. If the current video mode is not required, a call
   to  this  function  MUST be made before the  call  to  disp_open.  See
   disp_getmode for details of the available modes.

   Example
   #include <stdio.h>
   #include <conio.h>
   #include <disp.h>

   main();
   {
        if(disp_getmode() == 7)
             printf("Can't change mode on a mono display\n");
        else
        {
             disp_setmode(1);/* 40x25 color */
             disp_open();
             disp_printf("This should be in 40 column color.\n");
             disp_printf("Press a key to exit\n");
             getch();
             disp_close();
        }
   }