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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT45F4MA датащи(PDF) 106 Page - Holtek Semiconductor Inc |
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HT45F4MA датащи(HTML) 106 Page - Holtek Semiconductor Inc |
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106 / 145 page  Rev. 1.20 10� De�e��e� 1�� 201� Rev. 1.20 107 De�e��e� 1�� 201� HT45F4MA/HT45FH4MA/HT45FH4MA-1 Power Bank Flash MCU HT45F4MA/HT45FH4MA/HT45FH4MA-1 Power Bank Flash MCU Level Shift R 15R 8 bit DAC OCP (Interrupt & Flag) To ADC Input (AN8) OPAMC A CB CA To ADC DAPWR 6 bit D/A OCPR[7:0] OVP (Interrupt & Flag) OVP1EN PWMH OVP0EN OCP1EN OCP0EN OVPR[5:0] OVP OCP OUTHN M U X 0 TP1 Inverter or Non-Inverter OPA OUTCP1 OUTCP0 1 M U X 0 1 PWML TP1 OUTH OUTLN OUTL Level Shift CX/DX For HT45FH4MA/ HT45FH4MA-1 only AX/BX (HT45FH4MA) AX/BX (HT45FH4MA-1) Over Voltage and Over Current Protection Block Diagram OCP/OVP Register Overalloperationoftheovercurrentandovervoltageprotectioniscontrolledusingseveral registers.Tworegistersareusedtoprovidethereferencevoltagesfortheovercurrentandover voltageprotectionrespectively.Therearethreeregisterswhichareusedtocancelouttheoperational amplifierandcomparatorinputoffset.Aregisterexiststostoretheoperationalamplifieroutput statusasalogicalcondition.TheremainingregistersarecontrolregisterswhichcontroltheOCP/ OVPfunction,pinfunction,outputstatustogetherwiththehysteresisfunction.Foramoredetailed descriptionregardingtheinputoffsetvoltagecancellationprocedures,refertothecorresponding applicationnotesontheHoltekwebsite. Register Name Bit 7 6 5 4 3 2 1 0 OCPREF OCPR7 OCPR� OCPR5 OCPR� OCPR3 OCPR2 OCPR1 OCPR0 OVPREF — — OVPR5 OVPR� OVPR3 OVPR2 OVPR1 OVPR0 OCVPR0 OCPEN OVPEN OCP1EN OCP0EN OVP1EN OVP0EN CHYBEN CHYAEN OCVPR1 OPAMC OVPC OCPC — DBB1 DBB0 DBA1 DBA0 OCVPR2 AOFM ARS AOF5 AOF� AOF3 AOF2 AOF1 AOF0 OCVPR3 CAOFM CARS CAOF5 CAOF� CAOF3 CAOF2 CAOF1 CAOF0 OCVPR� CBOFM CBRS CBOF5 CBOF� CBOF3 CBOF2 CBOF1 CBOF0 OCVPR5 — — — — — AX CBX CAX OCP/OVP Register Lists |
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