IEmbedding的PICmicro在互联网微控制器

ThemarketforproductsorservicesthatareInternet

relatedisHOT!Increasedamountsofmoneyand

designresourcesarebeingthrownattheseproducts

andservices.Onesignificantportionofthistrendisto

embedtheInternetor,inotherwords,makeembedded

productshavethecapabilitytoconnecttotheInternet.

Itisestimatedthatbytheyear2005,thenumberof

embeddedapplicationswiththeabilitytoconnecttothe

InternetwillbelargerthanthenumberofPCsbyafac-

torof100ormore.

ThelatestinPDAsandcellulartelephonesallowthe

usertoaccessstockquotes,sportsscores,E-mail,and

more.Theotheradvantageofthemovementtoembed

theInternetisenablingclientdevices,suchasappli-

ancesandvendingmachines,toconnecttotheInternet

anduploadstatusinformation.Thepriceforsuchprod-

uctsisbeingreduceddramaticallyduetotheintroduc-

tionofnewtechnology.AN731EmbeddingPICmicroMicrocontrollersintheInternetTheapplicationnotepresentedhereisbasedontheAuthor:RodgerRichey/SteveHumberdblockdiagramshowninFigure1.ItconsistsoftheMicrochipTechnologyInc.PIC16F87Xmicrocontroller,theSeikoiChipTMChandler,AZS-7600ATCP/IPstackIC,andtheISOmodemTMSi2400andSi3015D