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Datenblatt-Suchmaschine für elektronische Bauteile |
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Datenblatt-Suchmaschine für elektronische Bauteile |
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HT46R002 Datenblatt(PDF) 58 Page - Holtek Semiconductor Inc |
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HT46R002 Datenblatt(HTML) 58 Page - Holtek Semiconductor Inc |
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58 / 83 page  Rev. 1.21 58 April 11, 2017 Rev. 1.21 59 April 11, 2017 HT46R002/HT46R003 Cost-Effective A/D 8-Bit OTP MCU HT46R002/HT46R003 Cost-Effective A/D 8-Bit OTP MCU Interrupts Interruptsareanimportantpartofanymicrocontrollersystem.Whenanexternaleventoraninternal functionsuchasaTimer/EventCounterrequiresmicrocontrollerattention,theircorresponding interruptwillenforceatemporarysuspensionofthemainprogramallowingthemicrocontrollerto directattentiontotheirrespectiveneeds. Thedevicecontainsonlyoneexternalinterruptandmultipleinternalinterrupts.Theexternal interruptsarecontrolledbytheactionoftheexternalinterruptpin,whiletheinternalinterruptis controlledbytheTimer/EventCounterandtheA/Dconverterinterrupt. Interrupt Register Overallinterruptcontrol,whichmeansinterruptenablingandrequestflagsetting,iscontrolledby usingtheregister,INTC0.Bycontrollingtheappropriateenablebitsintheregistereachindividual interruptcanbeenabledordisabled.Alsowhenaninterruptoccurs,thecorrespondingrequestflag willbesetbythemicrocontroller.Theglobalenableflagclearedtozerowilldisableallinterrupts. Function Enable Bit Request Flag Global EMI — INT Pin INTE INTF Timer T0E T0F A/D Converter ADE ADF INTC0 Register Bit 7 6 5 4 3 2 1 0 Name — ADF T0F INTF ADE T0E INTE EMI R/W — R/W R/W R/W R/W R/W R/W R/W POR — 0 0 0 0 0 0 0 Bit7 Unimplemented,readas"0" Bit5 ADF:A/Dinterrruptrequestflag 0:Norequest 1:Interruptrequest Bit5 T0F:Timer/EventCounter0interrruptrequestflag 0:Norequest 1:Interruptrequest Bit4 INTF:INTpininterruptrequestflag 0:Norequest 1:Interruptrequest Bit3 ADE:A/Dinterruptcontrol 0:Disable 1:Enable Bit2 T0E:Timer/EventCounter0interruptcontrol 0:Disable 1:Enable Bit1 INTE:INTinterruptcontrol 0:Disable 1:Enable Bit0 EMI:Globalinterruptcontrol 0:Disable 1:Enable |
Ähnliche Teilenummer - HT46R002 |
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Ähnliche Beschreibung - HT46R002 |
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