Mitsubishi Electric - Computing for a Connected World Insight CD Home Page

Products
Product Identification
Product Timeline
Desktop Systems
Server Systems
Notebooks
Monitors
Add-in Cards
Sorage Devices
Services
Knowledgebase
Upgrades
Downloads
Search Insight
E-Mail us
Insight Service
Year 2000
Other Mitsubishi Sites
Site Disclaimer


EPx (EISA Desktop) ROM BIOS Release Summary (Rev 1.4.3)

Release Date Changes
Flash Programmer
Rel 1 16/11/93 Initial Release
486 BIOS
1.2R2.0 16/11/93 Initial Release.
1.2R2.4 11/5/94 Bug fixed that caused floppy diskette to fail.

Bug fixed that caused DOS 'MWBACKUP.EXE' to occasionally fail.

Support provided for '3 mode' floppy under Windows NT.

Bug fixed that caused 'SETUP' utility to repeatedly re-draw help windows when left or right arrow key was pressed.

Bug fixed that caused the 'INDYCAR' game to fail.

Bug fixed that caused printing to fail from Novell Netware Lite print server.

Bug fixed to allow 'daylight saving' function to be disabled.

Read / write performance of floppy drive improved by reducing 'STEP RATE' time from 6ms to 4ms.

Drive types 33 and 34 added,
33 - 944 Cylinders, 11 Heads, 40 Sectors.
34 - 723 Cylinders, 11 Heads, 63 Sectors.

Bug fixed to correct cache SRAM failures with DOS 6.2 'HIMEM.SYS' memory test.

BIOS 'SETUP' setting 'CPU-DRAM write cycle insert wait' changed from disabled to enabled, to meet hardware specification.

BIOS 'SETUP' setting 'Cache burst read state' changed from 2-2-2-2 to 3-2-2-2, to meet hardware specification.
Pentium BIOS
1.2R1.0 16/11/93 Initial Release.
1.2R1.2 11/5/94 Bug fixed that caused floppy diskette verify to fail.

Support provided for '3 mode' floppy under Windows NT.

Bug fixed to allow 'daylight saving' function to be disabled.

BIOS 'SETUP' setting 'On-board memory region' changed from 'non-cacheable' to 'write-back' to improve system performance.
1.2R1.3 24/6/94 This release introduces version 1.2R1.3 of the J3 P54C BIOS.



 

Computing for a Connected World