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Chip 1997 April (Special)
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Chip-Special_1997-04_cd.bin
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k7548d5
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1996-07-09
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GDS7548 Windows NT 3.5x 1.34
-----------------------------
Changes from 1.31 to 1.34
==========================
Files modified:
CL754X.DLL, CL754X.SYS, OEMSETUP.INF, README.1ST.
Files added:
NTCTRL.CPL (NT Display switching utility).
Problems solved/New features:
-Add WinNT Control Panel icon (display switching utility) in the Control Panel
folder. PDR#4830
-With a XGA panel, a dialog box appears suggesting that 1024x768 resolution
is not supported when user tries to select that resolution. PDR#4365
-System locks up when changing from 1024x768 to 800x600 or 640x480 and then
clicks on the TEST button in XGA panel. PDR#4364
-In 1024x768 CRT only mode, both CRT and panel display disappear when exit
to PM session inside dos full screen in SimulSCAN. PDR#4287
-Switching to SimulSCAN or LCD only mode is allowed in an unsupported color
depth. PDR#4313
-Running MS Word 6.0 in Japanese Win NT 3.51, black rectangle on right
position of line appeared. PDR #3804
-HCT video test fails for GDI w/poly and w/rect. PDR#4764, 4348.
-Text in DOS box disappears when dragging it off screen. PDR#4561
-System locks up running HCT test with 640x480 TFT panel. PDR#4374
-Using lesso in Adobe Photoshop causes an Exception erro. PDR#4703.
-Implemented memory map I/O.
Changes from 1.30 to 1.31
==========================
Files modified:
cl754x.dll, cl754x.sys, oemsetup.inf, txtsetup.oem, readme.1st
Problem Solved:
-In 640x480x256 mode with type SVGA TFT panel, go to DOS full screen and
can't switch to simulSCAN. PDR #4243
-Run QBASIC.EXE GORILAS.BAS, press Alt+Enter or Alt+Tab keys to switch
between DOS and Window, system hangs. PDR #4300
-In some customers' laptops 8x6 DSTN, setting 640x480x64K color mode shows
garbage. PDR #4298
-DOS full screen doesn't come up when setting to full screen as default in
Panel->Console. PDR #4292
-System hangs when running Winbench96(GWM BitBlt SRCCOPY) test. PDR #4295
-System hangs when running Winbench96 SimulSCAN or LCD with VGA DSTN and TFT
panel in 3V. PDR #4294, 4272
-With VGA TFT attached in SimulSCAN, testing out of range display resolution
truns LCD orange and locks up system. PDR#4264
-Display test in 256 colors interlaced modes lock up system in LCD. PDR#4229
-Set to some standard modes in DOS full screen shows garbage or timing is off.
PDR #4234
-Display lists incorrect refresh rates for 1024x768. PDR #4079
-In 640x480x256 mode with type VGA SSTN panel, go to DOS full screen and
can't switch to simulSCAN. PDR #4263
Changes from 1.20 to 1.30
==========================
Files touched: CL754X.SYS, CL754X.DLL, README.1ST, OEMSETUP.INF.
Problem Solved:
-Remove the options of 1024x768x64K mode at 60Hz, 70Hz and 75Hz under
color palette selection. PDR#4079
-In 640x480x64K color mode, set refresh rate to 72Hz, and the screen
comes up with icons corruption. PDR#3953
-In 640x480 resolution, any color modes, set refresh rate to 75Hz but
measured at around 72Hz. PDR#4078
-System hangs when configuring to a mode that is not supported by the panel.
PDR#3468
Changes from 1.20 beta to 1.20
===============================
- Fixed the mouse cursor hot point is off in 640x480x256 mode in Simul/Panel
with 8x6 panels due to expansion is on.
- With 8x6 panels, select 640x480x64K mode causes screen to expand off the
display area horizontally and vertically.
- Add panel support for 64K color mode.
- Add check video buffer if or not enough, if DSTN panel(occupied 128K video
buffer).
Resolutions & Colors support
============================
640x480 16 colors (CRT/Panel/SimulSCAN display & all panels)
800x600 16 colors (CRT/Panel/SimulSCAN display & 8x6 panels)
1024x768 16 colors (CRT/Panel/SimulSCAN & TFT XGA panel)
1280x1024 16 colors (CRT display only)
640x480 256 colors (CRT/Panel/SimulSCAN display & all panels)
800x600 256 colors (CRT/Panel/SimulSCAN display & all 8x6 panels)
1024x768 256 colors (CRT/Panel/SimulSCAN & TFT XGA panels)
1280x1024 256 colors (CRT display and 2M video memory)
640x480 64K colors (CRT/Panel/SimulSCAN display & all panels except
8x6 DSTN and TFT XGA panels)
800x600 64K colors (CRT/Panel/SimulSCAN & 8x6 TFT panel w/ 2M vidoe mem.)
1024x768 64K colors (CRT display and 2M video memory)
Windows NT 3.5x display drivers installation:
============================================
1. Select Control Panel from the Main group.
2. Select the Display icon.
3. Select Change Display Type.
4. Select Change from the Adapter Type area.
5. Select Other.
6. Place the Windows NT 3.5x Installation Disk into Drive A.
7. In the Models window it will display "Cirrus Logic's 754x 8/16 bpp".
8. Select Install and click "Yes" when the Installing Driver dialog box
appears.
9. When the Windows NT Setup dialog box appears, select drive A, and click
"Continue".
A message will appear stating that the drivers were successfully installed.
Click "OK". You must now restart Windows NT 3.5x.
Selecting resolution and color depth:
====================================
1. Select Control Panel from the Main group.
2. Select Display icon.
3. Select Color Palette to change between 16/256/64K colors.
4. To select desktop resolution size, go to the Desktop area and use the
slide bar to change resolution from 640x480, 800x600, 1024x768, and
1280x1024.
5. Select Test to test the resolution. If the display test screen was good
then select "Yes" when the Test Mode dialog box appears. If the display
test screen was bad then select "No". Windows NT will give you an error
message.
6. If the display screen was good and you selected "Yes", Windows NT 3.5x will
prompt you to restart Windows NT 3.5x.
Known Problems
==============
-Winbench 96 GWM/SToC/BitBlt SRCCOPY test fails. PDR#49112
-Winbench 96 Video Scaling Tests and Video Tests fail intermittenly. PDR#4559
Version:
========
CL754X.DLL v1.47 (dated 6-21-96)
CL754X.SYS v1.47 (dated 6-26-96)
CTCTRL.CPL v1.01