Related Products
The VDX3-6755 PC/104 family of low-power x86 embedded controller is designed to meet PC/104 specification with backward compatibility to provide migration path for projects facing end-of-life chall
The VDX2-6524 half-size family of embedded controller is designed with backward compatibility in mind, to provide migration path for projects facing end-of-life challenges with their existing x86 based half-size controller. The VDX2-6524 family of controller is designed as a plug in replacement, with backward compatibility to support legacy software to help extend existing product life cycle without heavy re-engineering.
The SoM-250ES is a compact, low-power SoM Carrier/Socket board with a 7” WVGA (800 x 480) or the optional 10" WSVGA (1024 X 600) color LCD and resistive touch screen. This versatile SoM Carrier/Socket board is ideal for evaluation and early development work. This Carrier is designed to work with all EMAC 200-pin SODIMM type SoMs. Note: The SoM-250ES is specifically designed for SoMs with Video & USB capability.
ROM-DOS 6.22 / MS-DOS 6.22
ROMDOS continues to be designed into many applications. It is well known to programmers, and it's small, fast, reliable, and inexpensive. Regardless of whether you have a new design or an existing design, EMAC offers ROM DOS version 6.22. EMAC will load ROMDOS onto a Flash Disk at no charge with the purchase of an SBC, RAM, and Flash Disk with ROMDOS License. (While Microsoft DOS 6.22 Licenses are EOL and no longer sold, we can still offer ROM DOS, which is compadible.)
ROM-DOS is a highly compatible operating system to MS-DOS ROM-DOS is all original code, designed specifically for the embedded systems market. It is smaller in size than MS-DOS and the per copy royalty is often considerably less, depending on quantity. Designed specifically for embedded and handheld systems, ROM-DOS has all the standard DOS desktop utilities needed for an embedded system. Some utilities have been refined to provide only the basics to optimize space. ROM-DOS can be booted from floppy disks, hard drives, CD-ROM drives, flash and solid state disk drives.
Microsoft has announced end of sales for licensing of MS-DOS 6.22, and Microsoft ended support for MS-DOS 6.22 December 31, 2015. As licensing is no longer aviliable, EMAC Inc can no longer provide MS-DOS 6.22 installed on our products, this page retains MS-DOS 6.22 information for referance only.
Feature Comparison Chart
| Characteristics | MS-DOS 6.22 | ROM DOS 6.22 |
| RAM Space Required (Min.) | 64KB | 18KB |
| ROM Space Required (Min.) | 134KB | 124KB |
| Application Size Supported (Max.) | 637KB | 638KB |
| Disk Size Supported (Min.) | 32MB | 32MB |
| Floppy Disk Size Supported (Max.) | 2.88MB | 2.88MB |
| Runs in High Mem Area | YES | YES |
| EMS, EMM386 Support | YES | YES |
| XMS, HIMEM Support | YES | YES |
| SMARTDRV Caching Support | YES | YES |
| RAM Drive Support | YES | YES |
| UMB, Load Drivers High | YES | YES |
| MEMMAKER Memory Optimization | YES | NO |
| INERLINK / INTERSVR Client / Server | YES | NO |
| Multi-CONFIG Boot Options | YES | YES |
| Power-conserving Device Drivers | YES | YES |
| Advanced Power Management (APM) Support | YES | YES |
| ROM Drive Support | NO | YES |
| Interactive Start Support | NO | YES |
| Boots Instantly to ROM Applications | NO | YES |
| Executes from ROM | NO | YES |
| DRVSPACE Support* | YES | YES |
*Disk Compression Files Add 52-66KB to Memory Requirements
Pricing
| Product # | Variations | Price |
|---|---|---|
| SD622-000-0005 | ROM DOS 6.22 - ROM DOS 6.22 LICENSE ROM-DOS IS GUARANTEED BY DATALIGHT TO BE 100% COMPATIBLE WITH MS-DOS 6.22 ROM-DOS LICENSES SOLD ONLY WITH HARD DRIVE OR FLASH DRIVE MEDIA | Call |
| SD622-000-0010 | MS-DOS 6.22 - MSDOS 6.22 LICENSE MS-DOS 6.22 LICENSES are EOL and no longer SOLD, see ROM-DOS 6.22 Part number: SD622-000-0005 as alternate. | Call |
