Specifications

Masterclock, Inc.
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phone(USAandCanada):1‐800‐940‐2248|phone(international):+1‐636‐724‐3666
email:[e-mail]|online:www.masterclock.com
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Ourmasterclockreference(MCR)isaPCIcardthat
providesverystableaccuratetimeanddateinformation
foraWindowsPC.ThecardusesaRealTimeClock(RTC)
chipandoscillatorwithtemperature compensationto
stabilizethePCclock.TheMCRmaintainsPCaccuracyto
165mSecperday,
or1minuteperyear.Theonboard
clockrunsfromabackupbatteryintheabsenceofpower
fromthePC.
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FEATURES
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• AccurateclockreferenceforPCs
• Providemillisecondaccuracytoapplicationsand
automationsystems
• Suppliedwithsoftwaretoallowusertosetthecard
whichthensetsthePCclock
• Abilitytoupdatefromstableexternaltimesource
usingDLLsandAPIsforcustomprogramming;
includessamplesourcecode
• RealTimeClockchip&oscillatorwithtemperature
compensation
• DriversandAPIsincludedforWindows
98/ME/NT/2000andXP
• Stabilityof±165msperday
SPECIFICATIONS
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SoftwareIncluded
• Devicedriver
• DLLwithdocumentedAPI
• MCRSETutilitypermitsdirectlyviewing,
setting,andcomparingtime
• MCRSYNCserviceautomaticallykeepsPC
clocksynchronized
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MCRPCIConfiguration
• Automaticportandinterruptselection
(plugandplaycompatible)
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PC Card
s
MCR-PCI Real Time Clock Card
OperatingTemperatures
• Temperature:0to+60°C
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Physical
• One‐thirdslotPCIcard
• Longlifebatteryonboardrunsclock
whenPCispoweredoff
• Accurateto±1minute/yearat
0°C‐40°C
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DataAvailable
• Timeinhours,minutes,seconds,
millisecondswithprecisiontimestam
p
available