  Mode-Line-HOWTO

  Rick Niles niles@axp745.gsfc.nasa.gov
  Version 1.0    2/11/96
  Ѽ

     ,    츦 ϰ
    Ϻ Ȥ ü  Ͻ  ֽϴ. ׷,
  ǵ     ֱ⸦ ٶ, ϴ  ó
  иϰ ֽñ ٶϴ.  ѱ۷ ǥϱ   
  ǥϿ ָϰ ؼ    Բ ν Ͻõ
  ߽ϴ. ̳ Ÿ ִٰ Ͻô  촩 
  ȣȸ 7 Խǿ ֽñ ٶϴ.

  X11R6/lib/X11/doc/VideoModes.doc̶   video card
  monitor ȭ  video timing  մϴ. ׷, 
        ġ  ϰ  
  ߰Ͽϴ.   ϴٰ  ʽÿ.   ٸ
    ȯ   ؾ   𸣰 ־
  Դϴ. ׷    ڿ ſ  
  ֽϴ.     XFree86  XF86Config
  ϴ Ư  ϴ Mach64 timing ªԳ
  ϰ  ͻԴϴ.

  XF86Config Ͽ video card monitor ٷµ   ֿ
  section - monitor section, graphics device section, screen section -
   մϴ. (  : section   ؼؼ 
  ,   XF86Config ٷ  ˰ ֱ
   ׳ 'section'   ˷ 帳ϴ.) ̷ϰԵ
     monitor section  ϴ timing 
  ϴ video card 翡 ϴ ͵Դϴ. (ؼ   Ǽ
  ̷ ؼ ϱ ߽ϴٸ ϱ .  
  ϴ. - Ironically the timings I'm discussing in this document
  concentrate on Monitor section even though I use many specs from the
  video card -)

  Graphics device section ؼ  ο server (video) card
    (   : XF86Config ϴ ̶
  Ǿϴ.) ־  "Clocks"  ּ ϰų
   video card server  ϴ "X -probeonly"
  غ⸦ մϴ.     غ , (video) card
  ۵ϴ timing پϱ    ִ Video Card
   ־ ڵ Ẹ⸦ ϰ ͽϴ.  Ͽ ִ
   XF86ConfigϿ Ͻʽÿ.

   XF86Config  κ Modeline鿡   κеԴϴ.
   -ATI迭 Video Card  ڰ 8  մϴٸ
  ATI迭 Card ׷ ʽϴ.  Modeline þ ڿ
  10 ڵ  ϴ.

  ______________________________________________________________________
  Modeline <name> <DCL> <HR> <HPS> <HPE> <HFL> <VR> <VPS> <VPE> <VFL>
  ______________________________________________________________________

     <name>
          mode   ̸ -  ο ȣ  - ̶
        ϴ.   ̸ HRxVR Դϴ. ( 
        "640x480") ׷  ־ ػ󵵿  Dot
        Clock  ִٸ HRxVRxDCL ¸ õغ  ֽϴ.
        (  "640x480x35.0" )

     <DCL>
        Dot Clock : ̰ Video Card ִ   dot clock
         ϳ̰ų "X-probeonly" ã Clocks section ߰ߵ
        ͵  ϳ  մϴ.

     <HR & VR>
        Horizontal and Vertical Resolution( &  ļ) : ̰
            ϳԴϴ. ̰  mode , screen 
        ϴ     Դϴ.

     <HPE, HFL, VPS, VPE>
        Hortz & Vertical Pulse Start and End( &  ĵ ۰
        ) : ̰  Screen ġ Screen  ϴ
        Դϴ. ̰    Screen ڸ ġģ
            ڵԴϴ. ó  ϰ
        ػ(HR, VR)  (HFL, VFL)  ݴϴ.

          ʹ (Ȥ ) ġ , HPS
        HPE (Ȥ ) ݴϴ.

          ʹ (Ȥ Ʒ) ġ , VPS
        VPE (Ȥ ) ݴϴ. ( :  VPS VPE
         HPS VPE   ɴϴ.  Ÿ  . ^^;)

     <HFL, VFL> Horizontal & Vertical Field Length ( &  
        ) :  ̰     ߿ ڵԴϴ.  
        ڸ  Monitor ϴ Ϳ ʹ ۰ų ũ ϸ
         XF86 server   modeline ¥  Դϴ.
        ؾ ֵ 

        HSF = Horiz. Scan Freq (kHz)    (  ļ)
        RR  = (Vert.) Refresh Rate (Hz) ( Ȱ )

      ־ 

     DCL = HSF * HFL ̰ DCL = RR * VFL * HFL

     Դϴ.

    (HSF, RR) monitor ٸ ־ϴ. monitor 
  ʰغ⸦ õغ, ⹦  Ͼ   󸶳
     ִ ˾ƺʽÿ.

   ΰ   ϰ modeline ϱ⸦  
  ׿    ݴϴ. ̰͵ ־ Dot Clock(DCL)
  ´    ϴ. (ؼϱⰡ ؼ ̷ ߴµ,
  ణ ϱ.   ϴ. - They leave two degrees of
  freedom (i.e. two unknowns), for a chosen Dot Clock (DCL). -) HFL
  VFL ۾ ŭ, screen о  Դϴ. ׷, HR
  VR ̵  ϴ¸ŭ HSF RR  monitor  ʰ
  ̹Ƿ  ־ HR VR  ڴ    
  ϴ. ׷Ƿ, Ư Dot Clock(DCL) ؼ  ū  ũ⸦
     ϳ  Monitor ϴ  ū HSF RR 
  Դϴ.   ʹ ۴ٸ, װ   û Dot
  Clock(DCL) ̴ ŻԴϴ. (Ȥ  monitor 
  ʰغ  õغʽÿ.) ̰      
  ϴ. ׷, ׷ װ Ȯϴϸŭ   
  õϽʽÿ.
    ٸ  ϴ  Ǫµ  ٸ   Mach
  64  ־ Video Card  ̿ϴ ̾ϴ. 
    VFL & HFL  ־  ̿Ͽ  DCL
  HSF, ׸ RR ־ϴ. Ƹ ̷ ļ ϵ Card
  ǾǷ ̷   ȿ    ִ  
  𸥴ٰ ߾ϴ. (׷  ̷  ϰ Ȥ
  ǰ ֽϴ.) ⿡  ϵ ֽϴ.

  ATI Mach 64  ִ XF86_Mach64  HFL VFL 

  Display Screen  Refresh  Horizon.  Pixel   Horizon.    Vertical
   Resolution      Rate     Freq.    Clock   Field Len.  Field Len.
   (pixels)        (Hz)     (kHz)    (MHz)   (Pixels)    (Pixels)
   (HRxVR)         (RR)     (HSF)    (DCL)    (HFL)       (VFL)
  -----------------------------------------------------------------
   640x 480         60      31.5     25.2      800         525
   640x 480         72      37.7     32.0      849         524
   640x 480         75      37.5     35.0      933         500
   640x 480         90      47.9     39.9      833         532
   640x 480        100      53.0     44.9      847         530
   800x 600         48      33.8     36.0     1065         704
   800x 600         56      35.2     36.0     1023         629
   800x 600         60      37.9     39.9     1053         632
   800x 600         70      44.5     44.9     1009         636
   800x 600         72      48.0     50.4     1050         667
   800x 600         75      49.5     49.5     1000         660
   800x 600         90      57.1     56.6      991         634
   800x 600        100      62.5     67.5     1080         625
  1024x 768         43      35.5     44.9     1265         826
  1024x 768         60      48.3     65.0     1346         805
  1024x 768         70      56.5     75.0     1327         807
  1024x 768         72      58.2     75.0     1289         808
  1024x 768         75      60.0     78.8     1313         800
  1024x 768         90      76.2    100.0     1312         847
  1024x 768        100      79.0    110.0     1392         790
  1152x 864         43      45.9     65.0     1416        1067
  1152x 864         60      59.0     80.0     1356         983
  1152x 864         70      66.1    100.0     1513         944
  1152x 864         75      75.1    110.0     1465        1001
  1152x 864         80      80.0    126.0     1575        1000
  1280x1024         43      50.0     80.0     1600        1163
  1280x1024         47      50.0     80.0     1600        1064
  1280x1024         60      64.0    110.0     1719        1067
  1280x1024         70      74.0    126.0     1703        1057
  1280x1024         75      80.0    135.0     1688        1067

