Brought 'readme.txt' for the DOS port up-to-date.

zsnes/dos/readme.txt

@@ -93,12 +93,21 @@ Recommended System for SA-1 support : (Mario RPG)
 For SuperFX and SA-1 emulation, 17.0 megabytes of free memory is required
 to run.
 
+Overall Recommended System :
+
+- Pentium processor (P233MMX or higher)
+- 64MB of RAM (min 17.0MB free)
+- SVGA card w/full VESA 2.0 support
+- Sound Blaster 16 or 100% compatible
+- DOS capable gamepad or joystick
+
+
 ---------------------------------------------------------------------------
 4.) Things you should know about ZSNES
 ---------------------------------------------------------------------------
 
 - You can use both keyboard and joystick for player 1 or 2 with some
-  configuration adjustments.  Refer to zsnes.faq for details
+  configuration adjustments.  Refer to ZSNESFAQ.TXT for details
 - If your sidewinder support doesn't work, a quick way of getting it to
   work is to fully disable the windows driver from the control panel
 - For modem mode, if you don't have a 16550A UART compatible modem
@@ -108,10 +117,12 @@ to run.
   configurations which causes both sides to go out of sync
 - Several special chip emulation (SA-1) have unknown bugs to
   them
-- Transparency effects are only available in 65536 color mode
+- Transparency effects are only available in 16-bit color mode
 - Using 320x240 resolution modes are faster than 640x480 modes.  Use
   640x480 modes only if you can't run 320x240 modes or if you want the
   added features of 640x480 modes
+- Using the ModeQ variants is much faster than using the ModeX variants,
+  only use ModeX if your monitor has a problem with the ModeQ timings.
 - To view 512 resolutions properly, use 640x480 mode.  Only a few games
     uses 512 resolution.  One way to find out is to see if a game has
     that feature is to look for text that looks squished.
@@ -122,8 +133,8 @@ to run.
     emulated as well as the snes emulation
 - Screen Snapshot and FPS counter are available through a menu by pressing
     F1 during emulation
-- Screen Snapshot currently saves as Image.PCX (256 colors) and Image.BMP
+- Screen Snapshot currently saves as IMAGE.PCX (256 colors) and IMAGE.BMP
-    (65536 colors).  This may change in the future.
+    or IMAGE.PNG (16-bit color).  This may change in the future.
 - FPS counter currently only works when auto frame rate is on.
 - To use the cheat function, be sure to have the ROM which you want to
     patch loaded already.
@@ -131,12 +142,13 @@ to run.
     version of the rom that was originally used to create them or the codes
     are converted incorrectly from other code formats.
 - Certain video cards/monitors cannot support ModeQ (default resolution)
-    If your video card/monitor doesn't support it, run ZSNES with -v 0.
+    If your video card/monitor doesn't support it, run ZSNES with -v 4.
-    If -v 0 doesn't work, use -v 2 (vesa 2 required)
+    If -v 4 doesn't work, try using -v 6 (vesa 1.2 required)
-- 16 bit mode in ZSNES requires a Scitech Display Doctor (v5.3+) to provide
+- If you don't have a fairly newer chipset on your video card, then 16-bit
-    high color, low resolution modes.  You can obtain this software at
+    mode in ZSNES may require Scitech Display Doctor (v5.3+) to provide
-    www.scitechsoft.com.  If your video card already supports lo-res,
+    high color, low resolution video modes.  You can obtain this software at
-    hi-color, then don't worry about getting this driver.
+    www.scitechsoft.com.  If your video card already supports low resolution
+    high color video modes, then don't worry about getting this software.
 - There are still many bugs left in ZSNES so don't expect it to run all
     your favorite games.
 - VSync won't run well unless you specify a frame skip (eg. -f 0)  But
@@ -319,7 +331,7 @@ To run it in 16-bit mode (VESA2 w/ video card that supports 320x240x65536
 ---------------------------------------------------------------------------
 
 Save Snapshot - Saves a snapshot as either .PCX (8-bit color) or .BMP
-                (16-bit color)
+                (16-bit color) or .PNG (if you select it instead of BMP).
 
 Show/Hide FPS - Shows or hides the frame per second display which appears
                 on the bottom-left corner of the screen.  This can only
@@ -343,6 +355,9 @@ Sound Buffer Dump - This dumps the sound buffer in zsnes and also filters
 Snapshot/Increment Frame - Same as snapshot, but it returns to the F1 menu
                 after a couple frames.  Useful for making animations.
 
+Screenshot Format - Changes format to/from BMP and PNG for screenshots.
+                Only works in 16-bit color of course. :)
+
 ---------------------------------------------------------------------------
 9.) Configuration File (ZSNES.CFG)
 ---------------------------------------------------------------------------
@@ -427,7 +442,7 @@ IPS patcher :
 
 The ZSNES homepage is located at : http://www.zsnes.com
 
-If you have any questions about zsnes and you have read ZSNES.FAQ,
+If you have any questions about zsnes and you have read ZSNESFAQ.TXT,
 README.TXT, and GUINOTES.TXT to make sure the answer isn't there.
 And your question is NOT a ROM Request or asking about a newer
 version, you can post your question at the zsnes www board located at :
@@ -531,8 +546,8 @@ After Connection (Modem and IPX Mode) :
 16.) Credits
 ---------------------------------------------------------------------------
 
-ZSNES uses NASM, DJGPP, WDOSX, and CWSDPMI (source codes & binary updates
+ZSNES uses NASM, DJGPP, and optionally CWSDPMI (source codes & binary updates
-      located at http://www.dbit.com/pub/cwsdpmi ) as the compilers and dos
+      located at http://www.dbit.com/pub/cwsdpmi) as the compilers and DOS
       extenders.  Thanks to those who produced these fine programs!
 
 Special thanks to wnelson!  Without him, ZSNES would have never existed!