see rom dos disambiguation . datalight current datalight logo . type private 1 founded bothell washington u.s. incorporated 1983 1983 2 headquarters bothell washington united states number of employees 30 1 website www.datalight.com datalight is a privately held software company specializing in power failsafe and high performance software for preserving data integrity in embedded systems . 3 the company was founded in 1983 by roy sherrill and is headquartered in bothell washington . contents 1 overview and history 2 products 2.1 reliance family 2.1.1 reliance 2.1.2 reliance nitro 2.1.3 reliance windows driver 2.2 flashfx 2.3 xcfiles 2.4 rom dos 3 references 4 external links overview and history edit datalight was founded in 1983 by roy sherrill a former boeing engineer . 4 5 datalight s initial products were two dos applications the datalight small c compiler and the datalight c bug debugger . a full c compiler named datalight c was available from datalight between 1987 and 1993 ; datalight c developed by walter bright evolved into zortech c and is now digital mars c. 6 7 8 datalight c was also developed into an optimizing compiler called datalight optimum c which later became zortech c the first native c compiler . 9 10 in 1988 datalight released c thru rom which provided embeddedable c functions and c start up code allowing programs developed on dos to run as standalone applications without dos dependence . 11 12 in 1989 rom dos 1.0 was released . cardtrick was announced in 1993 to support the flash memory being built into pcmcia cards . cardtrick later evolved into the embedded flash memory manager flashfx in 1995 moving datalight into the raw flash memory market . the company grew rapidly in the late 1990s receiving the wa fast 50 award for the fastest growing companies in washington state in 1997 and 1998 . the first of four patents to eventually be assigned to datalight method and apparatus for allocating storage in a flash memory 13 was awarded in 1999 followed up with an additional flashfx related patent method and system for managing bad areas in flash memory 14 in 2001 . in 2003 reliance a reliable transactional embedded file system was released ; a related patent reliable file system and method of providing the same 15 was awarded in 2007 . in 2013 another file system related patent method and apparatus for fault tolerant memory management 16 was issued . in 2009 datalight released flashfx tera to support the growing size and complexity of nand flash arrays . that same year reliance nitro was released building upon reliance and adding a tree based architecture to improve performance for large files 100 mb and large numbers of files . products edit reliance family edit reliance edit first released in 2003 reliance is an embedded file system 17 designed for applications with high reliability requirements . 18 key features 19 provides immunity to file corruption including after unexpected system interruption e.g. power loss via atomic transaction points . does not need to check disk integrity at start up meaning a shorter boot time . dynamic file system configuration for performance optimization . full data exchangeability with microsoft windows via the reliance windows driver . reliance has a maximum volume size of 2 tb and a maximum file size of 4 gb . 20 reliance nitro edit released in 2009 reliance nitro is a file system developed from reliance ; it improved on the performance of original reliance primarily by adding a tree based directory architecture facilitating faster look ups . the maximum volume size on reliance nitro is 32 tb ; maximum file size is constrained only by free space . 21 reliance windows driver edit datalight provides windows drivers for both reliance reliance windows driver ; rwd and reliance nitro reliance nitro windows driver ; rnwd ; they provide exchangeability between reliance formatted media and microsoft windows . both support windows vista and windows xp ; an older version of rwd supports windows 2000 . the drivers are bundled with tools to format media and a utility to check file system integrity . flashfx edit introduced in 1995 flashfx is a flash media manager which allows applications to access flash memory as if it were a hard drive 17 abstracting the complexity of flash media . 22 23 flashfx operates either nand or nor flash and supports numerous flash devices . 24 25 it can be used with any file system . versions flashfx pro supports around 200 flash chip part numbers and flash arrays up to 2 gb . 26 has pre ported versions for windows ce vxworks nucleus plus and threadx . 27 flashfx pro is available for windows mobile flashfx tera is not . 26 flashfx tera supports around 300 flash chip part numbers and flash arrays up to 2 tb . has pre ported versions for linux windows ce and vxworks . 28 flashfx tera supports mlc nand flash 29 while flashfx pro does not ; another improvement is tera s error correction which is more robust than pro s. 26 products using flashfx include arcom s pc 104 computer 30 curtis wright s continuum software architecture 31 teltronic s htt 500 handset 32 and mcsi s promdisk disk emulator . 33 xcfiles edit xcfiles released in june 2010 is an exfat compatible file system aimed at consumer devices . 34 it allows embedded systems to support sdxc the sd card association standard for extended capacity storage cards . 34 marketed as independent of the target platform 35 xcfiles is intended to be portable to any 32 bit platform which meets certain requirements such as supporting semaphores and unsigned 64 bit integers . 36 xcfiles is marketed in japan as exfiles by a.i. corporation ; it was released there in april 2009 . 37 rom dos edit rom dos sometimes called datalight dos 38 was introduced in 1989 as an ms dos compatible operating system designed for embedded systems . 39 it includes backward compatibility build options allowing compatibility with specific versions of ms dos e.g. dos 5.01 . rom dos 7.1 added support for fat32 and long file names . rom dos includes a compact tcp ip stack ; 40 and sockets a network socket api and connectivity package is available as an optional add on for rom dos . 40 41 the sdk comes with borland c c and turbo assembler . 42 system requirements 43 44 intel 80186 or compatible 10 kb of ram 54 72 kb of rom or disk space depending on version some devices which use or used rom dos are the canon powershot pro70 38 advantech s adam 4500 45 the percon falcon 325 46 several early pdas tandy zoomer ibm simon nokia 9000 communicator casio algebra fx series graphing calculators mcsi s promdisk 33 and arcom s pc 104 computer . 30 intel s advanced raid configuration utility arcu is based on rom dos 47 and as of 2004 all intel server board system resource cds included rom dos . 48 symbol s fmt 3000 came with a copy of rom dos . 49 references edit a b datalight company profile . linkedin . private company information datalight inc. businessweek . ganssle jack 13 july 2015 . an interview with datalight . embedded.com . retrieved 2015 08 06 . ensuring that devices don t lose data . tricia duryee . the seattle times ; july 16 2007 . leadership team . datalight . retrieved 2010 08 23 . eckel bruce . using c osborne mcgraw hill 1989 p. 34 . pc magazine volume 7 issues 18 19 p. 38 . walter bright home page . retrieved 2010 08 04 . history of pc based c compilers . bob stout . 1998 . walter bright interview . bitwise magazine ; may 2006 . desktop dos goes undercover to run embedded systems . david shear . edn ; august 4 1994 . norm dresner 2005 09 30 . re 80186 free c compiler . newsgroup comp.arch.embedded . retrieved 2010 07 19 . united states patent 5860082 method and apparatus for allocating storage in a flash memory . united states patent 6260156 method and system for managing bad areas in flash memory . united states patent 7284101 reliable file system and method of providing the same . united states patent 8572036 method and apparatus for fault tolerant memory management . a b miller drew . black hat physical device security exploiting hardware and software p. 49 . syngress 2004 . isbn 978 1 932266 81 8 . reliance datasheet p. 1 . reliance . datalight . retrieved 2010 08 13 . reliance developer s guide ch . 1 . reliance nitro developer s guide introduction . optimizing resident flash arrays in windows ce devices . dennis edwards and keith garvin . dr. dobb s journal ; november 01 2001 . the rise to dominance of nand flash . bill graham . wind river ; november 24 2009 . thanks for the memory . william wong . electronic design ; may 21 2009 . linux gains high performance flash filesystem . . eric brown . linuxdevices.com ; january 29 2008 . a b c flash memory drivers . datalight . retrieved 2010 08 13 . flashfx pro 3.0 datasheet p. 1 . flashfx tera datasheet p. 1 . windows ce gets enhanced flash support . . jonathan angel . windowsfordevices.com ; april 15 2010 . a b pc 104 computer survives harsh environments . warren webb . edn ; february 3 2000 . curtiss wright chooses datalight s flashfx pro flash media manager for continuum software architecture offering . curtis wright . august 3 2006 . customer story teltronic . enea . 2007 . a b promdisk . mcsi . a b xcfiles datasheet p. 1 . xcfiles faq p. 2 . exfiles user s manual v. 1.04 pp. 67 72 . exfat . a.i. corporation ; july 6 2010 . google translation . a b datalight dos selected for canon s new line of digital still cameras . business wire ; february 23 1999 . rom dos datasheet p. 1 . a b jones m. tim . tcp ip application layer protocols for embedded systems appendix c tcp ip protocol stacks . charles river media 2002 . isbn 1 58450 247 9 . datalight sockets . retrieved 2010 07 19 . rom dos datasheet p. 2 . rom dos product manual p. 6 . rom dos 6.22 . emac inc. 2010 . the vendor s system requirements are somewhat higher 18kb of ram and 124k of space . adam 4500 pc based communication controller . advantech . data collection rf scanners . data id online . intel server raid controller u3 1l low profile srcu31l technical product specification p. 12 . install.txt for system update package sup . may 19 2004 . fmt 3000 software manual p. 41 . external links edit official website retrieved from https en.wikipedia.org w index.php title datalight & oldid 732435778 categories computer companies of the united statescomputer storage companiessoftware companies based in washington state computer companies established in 1983software companies established in 19831983 establishments in washington state hidden categories official website different in wikidata and wikipedia navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages polski edit links this page was last modified on 31 july 2016 at 23 53 . text is available under the creative commons attribution sharealike license ; 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