;$Revision: 1.72 $
Chips and Technologies, Inc.
DR655xx Display Driver Package
Release Notes for Windows 95
DR655xx
Display Driver Package
Release Notes for Windows 95
Revision: Preliminary Production Version 1.5.6
Release Date: April 30, 1997
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1. Added portrait support. Only available with special compile.
2. Fixed corruption with Flying Windows screen saver.
3. Fixed overlay problem in stretched mode.
Revision: Preliminary Production Version 1.5.5
Release Date: April 29, 1997
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1. Fixed a problem with overlay playback when switch CR/SM/FP.
2. Fixed a problem with CHIPSDSP.DLL displaying the wrong text
for custom mode 1024x600x8 and 1024x600x16.
3. Fixed a problem with CHIPSDSP.DLL on Japanese Win 95.
Revision: Preliminary Production Version 1.5.4
Release Date: April 23, 1997
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1. Modified CRT modes 320x240, 400x300 and 512x384 to run at a lower
refresh rate.
2. Fixed a problem with corrupt font after running VMTEST.
3. Fixed a problem with flashing when switch from ActiveMovie
full screen to windowed.
4. Eliminated a 24 bpp custom DirectDraw mode.
Revision: Preliminary Production Version 1.5.3
Release Date: April 17, 1997
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1. Fixed a problem with 4 bpp modes when we have virtual desktops.
2. Fixed a boot problem with modes 1024x768x256 in a 1 MB system
and 1280x1024x24 in a 4 MB system.
3. Fixed Japanese help (DBCS) in CHIPSDSP.DLL.
4. Fixed a problem with CHIPSVPM.DLL with right side wrap and always
set to field mode capture. This is version 1.1.0.108.
Revision: Preliminary Production Version 1.5.2
Release Date: April 14, 1997
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1. Enable 1024x600x8 and 1024x600x16. Will be available if VGA BIOS
supports it.
2. Uncommented United Kingdom in CHIPSDSP.INI.
Revision: Preliminary Production Version 1.5.1
Release Date: April 11, 1997
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1. Fixed a screen corruption problem with Media Player and Japanese
DOS window.
2. Fixed a problem with changing resolutions.
Revision: Preliminary Production Version 1.5.0
Release Date: April 09, 1997
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1. Fixed a screen corruption problem with Media Player and DOS window.
2. Fixed problem with a dead overlay on the screen when do a dynamic
mode change.
3. Fixed problem with a dead overlay on the screen when the 3D Maze
screen saver comes up.
4. Fixed problem with a dead overlay on the screen when go out to
full screen DOS and come back.
Revision: Preliminary Production Version 1.4.9
Release Date: April 04, 1997
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1. Fixed a boot problem with 1 MB of video memory in
800x600x16 CRT mode.
2. Fixed a problem in CHIPSVPM.DLL so when we have playback
with a ZV port we can see more of the picture.
This is version 1.1.0.107.
3. Fixed problem with doing a "dir b:" in a DOS box.
4. Fixed a problem with corrupt icons after going to 3D Maze screen
saver then low-power standby.
Revision: Preliminary Production Version 1.4.8
Release Date: March 31, 1997
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1. Fixed the return value in DestroySurface that the driver did
not handle it so DirectDraw can handle freeing memory.
Revision: Preliminary Production Version 1.4.7
Release Date: March 31, 1997
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1. Fixed a panning problem with WHQL Overfly when the butterfly
is near the top of the screen.
2. Fixed the return value in DestroySurface that the driver handled it.
3. Enabled HW specific features for 65555/68554; it also
has HW panning enabled. These will be enabled from now on.
Revision: Preliminary Production Version 1.4.6
Release Date: March 27, 1997
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1. Fixed problem where DirectDraw custom modes for 1024x600
were not enabled.
2. This is a custom release for 1024x600 panel and modes.
Revision: Preliminary Production Version 1.4.5
Release Date: March 25, 1997
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1. Fixed the problem when using control panel to change display mode
from BOTH to LCD. The machine hanged and the screen became blank.
Revision: Preliminary Production Version 1.4.4
Release Date: March 21, 1997
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1. Fixed problem where vertical interpolation was not being enabled.
Revision: Preliminary Production Version 1.4.3
Release Date: March 19, 1997
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1. Enabled HW specific features for 65555/68554; it also has HW
panning enabled. These are for this release only.
Revision: Preliminary Production Version 1.4.2
Release Date: March 19, 1997
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1. During installation will also copy over CHIPSDSP.INI and
JAPANESE.HLP. In CHIPSDSP.INI we added language support. We
can detect what language the system is using and bring up
the right text in the control panel property page. The language
caption is set in CHIPSDSP.INI file.
2. This is a custom release for 1024x600 panel and modes.
Revision: Preliminary Production Version 1.4.1
Release Date: March 14, 1997
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1. Added custom mode resolutions 1024x600 to DirectDraw but
they are only enabled for custom driver.
2. Modifed the 320x200 resolutions to run at a lower refresh rate.
Revision: Preliminary Production Version 1.4.0
Release Date: March 10, 1997
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1. Enabled HW specific features for 65555. This is for this release only.
Revision: Preliminary Production Version 1.3.9
Release Date: March 10, 1997
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1. Fixed video overlay alignment problem in all NTSC/PAL interlaced modes.
2. Fixed video overlay alignment problem in custom mode 1024x600
for interlaced and 60 Hz refresh.
3. Fixed Overfly having a green background when using YUY2.
Revision: Preliminary Production Version 1.3.8
Release Date: March 04, 1997
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1. Changed CHIPSVPM.DLL to fix some stray black lines on left
edge of capture window. This is version 1.1.0.106.
Revision: Preliminary Production Version 1.3.7
Release Date: February 21, 1997
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1. Changed custom mode 1024x600x24 to require 2 MB instead of
3 MB of memory.
2. This is a custom release for 1024x600 panel and modes.
Revision: Preliminary Production Version 1.3.6
Release Date: February 18, 1997
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1. Same release of Version 1.3.5 with custom features removed.
Revision: Preliminary Production Version 1.3.5
Release Date: February 18, 1997
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1. Added custom mode 1024x600x4.
2. New CHIPSVPM.DLL. This is version 1.1.0.105.
3. New CHIPSDSP.DLL.
4. Custom release for 1024x600 panel and modes.
Revision: Preliminary Production Version 1.3.4
Release Date: February 14, 1997
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1. Fixed mouse problems (area beneath it) in 16 color modes.
Revision: Preliminary Production Version 1.3.3
Release Date: February 10, 1997
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1. Eliminated CHTDD16.DLL.
2. Added low resolution modes for DirectX games.
Revision: Preliminary Production Version 1.3.2
Release Date: February 04, 1997
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1. Fixed problem with allowing multiple overlay surfaces
in ActiveMovie when we can only allow one.
Revision: Preliminary Production Version 1.3.1
Release Date: January 28, 1997
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1. Fixed video overlay alignment problem in NTSC 640x480 and
PAL 800x600 interlaced modes.
Revision: Preliminary Production Version 1.3.0
Release Date: January 22, 1997
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1. Has offscreen bitmap support.
Revision: Preliminary Production Version 1.2.9
Release Date: January 20, 1997
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1. Fixed SetColorKey problem.
2. Fixed problem if a requested resolution is not supported.
3. Added support for external frame buffer in DSTN panel types.
Revision: Preliminary Production Version 1.2.8
Release Date: January 13, 1997
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1. Enable ellipse and polygon in driver.
Revision: Preliminary Production Version 1.2.7
Release Date: January 08, 1997
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1. Fixed Tddraw Test Case 35 when doing source transparent blts in
the right to left direction.
2. Fixed problem with not waiting for vertical blank time to do a flip
in DirectDraw.
3. Implemented DirectDraw SetColorKey.
Revision: Preliminary Production Version 1.2.6
Release Date: December 19, 1996
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1. Fixed Control panel CHIPSDSP <Up> and <Down> Key of
"Monitor Type" selection problem.
2. Fixed a problem on VL bus machine that when open windowed DOS
first time after restarted Windows, it takes several seconds.
This also fixed problems that some VGA modes didn't work in
windowed DOS.
Revision: Preliminary Production Version 1.2.5
Release Date: December 4, 1996
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1. Fixed OSR2 ActiveMovie not using hardware overlay problem.
Revision: Preliminary Production Version 1.2.4
Release Date: November 8, 1996
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1. Same as version 1.2.3 but compiled with offscreen bitmap.
Revision: Preliminary Production Version 1.2.3
Release Date: November 8, 1996
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1. Performance fix for CorelDraw.
2. Initialize overlay values for DirectDraw in capabilities
structure.
3. Fixed problems with WHQL Overfly when overlay same as primary surface.
Revision: Preliminary Production Version 1.2.2
Release Date: November 5, 1996
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1. Fixed screen saver shut down power and offscreen bitmap get lost
problem.
2. Fixed WHQL Overfly panning problem.
3. Removed fix for the problem of the screen flashing twice
after resume because of an OSR2 problem.
4. Fixed problem that 256 color mode cannot be set correctly in full
screen DOS.
5. Fixed problem that mode 12 cannot be set correctly in full screen DOS.
Revision: Preliminary Production Version 1.2.1
Release Date: October 29, 1996
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1. Same as version 1.2.0 but compiled for no offscreen bitmap.
Revision: Preliminary Production Version 1.2.0
Release Date: October 29, 1996
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1. Fixed a wrong color (color translation) problem on all 256 color
mode in LION KING application when CTRL_ESC is pressed on and then
restored to LION KING windows again.
2. Updated CHIPSMM.INI in section Capture554x40 CRT_640x480x16x85
CaptureInterpolX.
3. Fixed the problem of the screen flashing twice after resume.
4. Fixed the problem of garbage in CRT mode after resume.
5. Fixed problem with panning in NTSC when panning turned on mistakenly.
6. Fixed a screen corruption problem caused by moving cursor while
MYST is changing mode.
7. Fixed DOOM2 flashing problem.
8. Fixed MS Plus wallpaper problems.
9. Fixed a corruption problem when returning to un-supported Windows
mode on 65548.
10. Fixed problem with text mode font stretched in full screen DOS.
Revision: Preliminary Production Version 1.1.8
Release Date: October 3, 1996
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1. Fixed a problem in Korean Windows that text is stretched after
going to full screen DOS.
2. Fixed a panning problem in 1024x768 mode on a 1024x600 panel.
3. Fixed some typos in ModeInfo table.
4. Fixed corruption problem when in a CRT only mode, go out to
DOS box, change to simultaneous mode then exit.
5. Fixed windowed FoxBear white background boxes appearing when
Microsoft Office is opened. This was for 65554.
6. Updated Chipsmm.ini for 65554 40 MHz mclock TFT 640x480 and
TFT 800x600 panel for all modes. Updated also the maximum buffer
width for 65554 40 MHz mclock for all CRT capture modes and
refresh rates.
7. Enable ellipse in driver.
Revision: Preliminary Production Version 1.1.7
Release Date: September 20, 1996
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1. Added functions to read mode info from ChipsMM.INI for
Multimedia support.
2. Fixed a GPF problem when changing color depth dynamically after
windowed DOS prompt is created and exited.
3. Fixed a GPF found when cancelling OSR2 installation.
4. Fixed a string corruption problem when copy cells in Excel.
5. Fixed software cursor hang problem in WinBench96 (GWM5).
6. Fixed Immortal Klowns flashing problem in HiRes or HiColor modes.
7. Implemented OSR2 refresh rate support.
8. Fixed refresh rate problem in Mode 3+ when DOS Box --> CRT --> Full
screen DOS.
9. Fixed a icon corruption problem after returned from full screen DOS
prompt.
10. Fixed GPF problems when existing Windows or doing dynamic resolution
or color depth switching.
11. Fixed garbage during Immortal Klown on 550 STNDD panel machine when
booted in CRT mode and then do a HotKey switch to panel mode.
Revision: Preliminary Production Version 1.1.4
Release Date: August 19, 1996
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1. Modified the memory calculations for 800x600 DSTN panels so
all appropriate modes are available for CRT, LCD, and
simultaneous display types.
2. Fixed a cursor corruption problem with the AVI test of
Windows 95 SCT test.
3. Fixed a display problem in mode 3+ where pressing <Ctrl-Alt-
Del> corrupted the display.
4. Fixed a problem where the Windows 95 logo appeared to flash
twice when starting up a 6554x machine.
5. Fixed a problem where the popup menu would corrupt the
screen on machines using DSTN panels.
6. Added support for the 5F22 BIOS function for the F65548
chipset. The F65545 chipset does not support this function.
7. Fixed a problem with Direct draw games and Benchmarks having
low performance.
Revision: Version 1.1.0
Release Date: July 11, 1996
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1. Fixed a problem which occurred when the DirectDraw driver
was running with the FoxBear game in the 800x600 and 1024x768
STNDD panels in simultaneous mode.
2. Fixed a problem when running the Borland Turbo Debugger.
3. Fixed a problem where the selected Display Type (LCD, CRT,
Both) in Full Screen DOS would change when exiting Full Screen
DOS and returning to the Windows desktop.
4. Modified the 16BPP modes from 5-5-5(32K color) to 5-6-5(64K
color).
5. Fixed a problem with restoring DOS VM in Japanese Windows
after changing to the US environment by typing CHEV US command in
the DOS VM environment.
6. Fixed the problem with the flashing Windows 95 logo when booting
Windows 95.
7. Modified the driver to adjust the video window alignment for
the high bandwidth modes.
8. Fixed the problems in VxD.
9. Fixed the AVI corruption problem with overlay surfaces in
the 8bpp modes.
10. Added support for DirectDraw off-screen overlay surfaces for
software codecs (DVIDEO.DLL).
11. Adjusted the video display skew for the interlaced modes.
12. Fixed a problem where panning would not work properly while
playing an AVI file and switching the display to CRT.
13. Modified the driver to correct a problem with panning in
4bpp and 24bpp modes.
14. Fixed the problem where double screens would appear in the
4bpp drivers.
15. Fixed the problem with popup where the popup was
disappearing when Windows 95 was shutdown and restarted in DOS.
16. Fixed the problem where the gray text did not appear gray in
the disabled menu items.
17. Modified the driver to allow the software cursor to be
visible in a playback window.
18. Fixed the cursor problem when running the HCT AVI test.
19. Fixed a problem with Microsoft's "QuickRes" application.
20. Fixed the video corruption problem in Merry-Go-Round AVI
file from Winbench 96.
21. Fixed the problem in full screen DOS where setting mode 12h
from mode 3+ sometimes showed a blank screen.
22. Fixed the problems in the DirectDraw drivers.
23. Fixed the display corruption problem in mode 72h when
switching between full screen DOS and the DOS box in Japanese
Windows 95 by pressing Alt+Enter.
Revision: Version 1.0.6
Release Date: June 14, 1996
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1. Fixed a double cursor problem.
2. Disabled video capture for all 800x600 and 1024x768 DSTN and
TFT panels in 16bpp modes.
3. Added CRTPanning=1 in the [Display] section of the SYSTEM.INI
file to force CRT/NTSC Panning without the BIOS function 5F50
DL[4] support.
4. Fixed a problem where the selected Display Type (LCD, CRT, Both)
in Full Screen DOS would change when exiting Full Screen DOS and
returning to the Windows desktop.
Revision: Version 1.0.4
Release Date: May 21, 1996
============================
1. Modified the 16BPP modes from 5-5-5(32K color) to 5-6-5(64K
color).
2. Fixed the differences in alignment and palette to control
the noise problem in F65550 ES 1.5/1.6.
3. Fixed the problem with restoring DOS VM in Japanese Windows
after changing to the US environment by typing CHEV US command in
the DOS VM environment.
4. Fixed the problem with the flashing Windows 95 logo when
booting Windows 95.
5. Modified the driver to adjust the video window alignment for
the high bandwidth modes.
6. Fixed the problem with Video Capture/Playback and VxD.
7. Fixed the problems in VxD.
8. Fixed the AVI corruption problem with overlay surfaces in
the 8bpp modes.
9. Added support for DirectDraw off-screen overlay surfaces for
software codecs (DVIDEO.DLL).
10. Adjusted the video display skew for the interlaced modes.
11. Fixed the problem with panning when playing an AVI file &
switching the display to CRT.
12. Fixed the problem with the Hardware cursor and Popup while
loading Windows 95.
13. Modified the driver to correct a problem with panning in
4bpp and 24bpp modes.
14. Fixed the problem where double screens were showing up in
the 4bpp drivers.
15. Fixed the problem with Popup where Popup was disappearing
when Windows 95 was shutdown and restarted in DOS.
16. Fixed the problem where the gray text was not gray in the
disabled menu items.
17. Added panning capability for NTSC/PAL modes.
18. Disabled vertical interpolation if the MClock is less than
38MHz for TFT panels.
19. Disabled vertical interpolation for Flat Panel and
Simultaneous display modes for STNDD panels.
20. Enabled the software cursor so that it is now visible in a
playback window.
21. Fixed the cursor problem when running the HCT AVI test.
22. Added a flag to disable error checking when multiple
multimedia clients want to access the multimedia hardware at the
same time.
22. Fixed a problem with Microsoft's "QuickRes" application.
23. Fixed the video corruption problem in Merry-Go-Round AVI
file from Winbench 96.
24. Fixed the problem in full screen MSDOS where setting mode
12h from mode 3+ sometimes showed a blank screen.
25. Fixed the problems in the DirectDraw drivers.
27. Fixed the problem where the display showed garbage in Mode72
when switching between the DOS FullScreen and DOS box in
Japanese Windows 95 by pressing Alt+Enter.
Revision: Version 1.0.0
Release Date: March 1, 1996
1. Initial Release.
Download Driver Pack
After your driver has been downloaded, follow these simple steps to install it.
Expand the archive file (if the download file is in zip or rar format).
If the expanded file has an .exe extension, double click it and follow the installation instructions.
Otherwise, open Device Manager by right-clicking the Start menu and selecting Device Manager.
Find the device and model you want to update in the device list.
Double-click on it to open the Properties dialog box.
From the Properties dialog box, select the Driver tab.
Click the Update Driver button, then follow the instructions.
Very important: You must reboot your system to ensure that any driver updates have taken effect.
For more help, visit our Driver Support section for step-by-step videos on how to install drivers for every file type.