LIM 4.0 Expanded Memory Boards/Drivers for Basic 7.0

This article was previously published under Q58547
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SUMMARY
Listed below are some memory boards/drivers that are within thespecifications of the LIM 4.0 EMS (Lotus-Intel-Microsoft version 4.0Expanded Memory Specification) standard for MS-DOS. One list below isfor 80386 computers, and the other list is for 80286 computers.

This information is useful for owners of Microsoft Basic ProfessionalDevelopment System (PDS) version 7.0 or 7.1 for MS-DOS. The followingfeatures in Basic PDS 7.0 and 7.1 can take advantage of LIM 4.0 EMSexpanded memory: ISAM file-handling, the QBX.EXE environment, andcertain overlaid .EXE programs.
MORE INFORMATION
Below is a list of expanded memory boards and drivers for machineswith an 80386 processor chip. (The 80386 is also known as the 386):
Company        Address / Phone              Memory board / Driver-------        ---------------              ---------------------Teleware West  909 Electric Ave.            Above DISCInc.           Suite 102               Seal Beach, CA 90740Everex         48431 Milmont Dr.            RAM8000 / EMM.SYS               Fremont, CA 94538               (800) 821-0806               (415) 498-1115Intel          185 Berry                    InBoard 386 AT / Driver               Suite 306               San Francisco, CA 94107               (800) 538-3373               (408) 765-4512Microsoft      One Microsoft Way            HIMEM.SYS               Redmond, WA 98052            EMM386.SYS supplied with               (800) 426-9400                 MS-DOS 5.0 and Windows               (206) 882-8088                 3.0 and 3.1.Orchid         45365 Northport              RamQuest XT / AT               Loop West               Fremont, CA 94538               (415) 683-0300Qualitas       7101 Wisconsin Ave.          n/a / 386MAX               Suite 1386               Bethesda, MD 20814               (301) 907-6700Quarterdeck    150 Pico Blvd                n/a / QEMM               Santa Monica, CA 90405               (213) 392-9851Tall Trees     2585 East Bayshore Rd.       JRAM / JEMS               Palo Alto, CA 94303               (415) 493-1980Techmar        6225 Cochran Rd.             MICRORAM 386               Solan, OH 44139              MICRORAM (PS/2)               (216) 349-1009Toshiba        2441 Michelle Dr.            n/a / EMM386.SYS               Tustin, CA 92680               (800) 999-4273               (714) 583-3000				
Below is a list of expanded memory boards and drivers for machineswith an 80286 processor chip. (The 80286 also known as the 286):
Company        Address / Phone              Memory board / Driver-------        ---------------              ---------------------Teleware West  909 Electric Ave.            Above DISCInc.           Suite 102               Seal Beach, CA 90740               (714) 545-1181AST            16215 Alton Parkway          Rampage Plus XT / AT               Irvine, CA 92718             SixPak 286 XT / AT               (714) 863-1333Intel          185 Berry                    Above Board Plus / EMM               Suite 306                    Above Board Plus 8 / EMM               San Francisco, CA 94107               (800) 538-3373               (408) 765-4512Microsoft      One Microsoft Way            HIMEM.SYS               Redmond, WA 98052               (800) 426-9400               (206) 882-8088Orchid         45365 Northport              RamQuest XT / AT               Loop West               Fremont, CA 94538               (415) 683-0300Qualitas       7101 Wisconsin Ave.          n/a / MOVE'EM               Suite 1386               Bethesda, MA 20814               (301) 907-6700Quarterdeck    150 Pico Blvd                n/a / QEMM(IBM ONLY)               Santa Monica, CA 90405       n/a / QEMM 50/60               (213) 392-9851Tall Trees     2585 East Bayshore Rd.       JRAM / JEMS               Palo Alto, CA 94303               (415) 493-1980Techmar        6225 Cochran Rd.             MICRORAM               Solan, OH 44139              CAPTAIN 286               (216) 349-1009Toshiba        2441 Michelle Dr.            n/a / EMM.SYS               Tustin, CA 92680               (800) 999-4273               (714) 583-3000				
REFERENCES
The MS-DOS interrupts necessary to access LIM 4.0 expandedmemory are documented in the following book:

"MS-DOS Extensions: Programmer's Quick Reference," Ray Duncan. Pages25-68. Microsoft Press, 1989.
BasicCom 7.00 4.00
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Article ID: 58547 - Last Review: 02/27/2014 18:29:48 - Revision: 1.2

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