NCR 7454 - Compact Flash; NCR Retail Specific Hardware

Chapter 1: Product Overview 1-17
Compact Flash
Theoptionalcompactflashreplacestheharddriveintheunit.The
64MBcompactflashislargeenoughtosupportaWindowsCEload.
The256MBcompactflashcanbeusedinaWindowsXPembedded
environment.WhenusingtheWindowsXPembeddedOS,an
additional128MBSDRAMSODIMMisrequired
tosupportthe
necessaryvirtualmemoryrequirements.
NCR Retail Specific Hardware
TheProcessorBoardcontainslogicthatprovidessupportforthe
customretailinterface.Thelogiccontrolsthefollowingfeatures:
• DualCashDrawerSupport
• CashDrawerDiagnosticSupport
• MagneticStripeReaderInterface
• MotionDetector
• TouchScreenInterface
Anintegratedretailspecificfeatureoftheprocessoristhe
cashdrawer
circuitry.Theonboardcircuitryinternaltotheboardprovidesthe
controlfortwoexternalcashdrawers.AportionofthePOSBoard
header(J6)isprovidedontheboardtointerfacetothedualcash
drawerconnector.HeaderJ6onlycontainsthecontrolsignals;itdoes
notprovide
power.Softwarecontrolsthecashdrawer(s)throughI/O
port00Exh.ThismeansitcanbeI/OportsE0/E1h,E2/E3h,E4/E5h,or
EA/EBhdependingontheconfigurationoftheSMCI/Ocontroller’s
GPIOport(s).DefaultsettingisE0/E1h.