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HT45F5R Datasheet(PDF) 105 Page - Holtek Semiconductor Inc |
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HT45F5R Datasheet(HTML) 105 Page - Holtek Semiconductor Inc |
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105 / 138 page  Rev. 1.10 104 De�e��e� 1�� �01� Rev. 1.10 105 De�e��e� 1�� �01� HT45F5R Charger ASSP Flash MCU HT45F5R Charger ASSP Flash MCU Battery Charge Module Registers Theoverallbatterychargefunctioniscontrolledbyseveralregistersandthecorrespondingregister definitionsaredescribedintheaccompanyingsections. Register Name Bit 7 6 5 4 3 2 1 0 CHRGEN CHGEN7 CHGEN� CHGEN5 CHGEN4 CHGEN� CHGEN� CHGEN1 CHGEN0 DACL D7 D� D5 D4 D� D� D1 D0 DACH — — — — D11 D10 D9 D8 DACC ENDAC — — — — — — — SENSW — — MUXS5 MUXS4 MUXS� MUXS� MUXS1 MUXS0 A0VOS A0FM A0RSP A0X A0OF4 A0OF� A0OF� A0OF1 A0OF0 PGDR — — — — — — — PGDF Battery Charge Module Registers list CHRGEN Register Bit 7 6 5 4 3 2 1 0 Na�e CHGEN7 CHGEN� CHGEN5 CHGEN4 CHGEN� CHGEN� CHGEN1 CHGEN0 R/W R/W R/W R/W R/W R/W R/W R/W R/W POR 0 0 0 0 0 0 0 0 Bit7~0 CHGEN7~CHGEN0:MUX,DACandOPA0relatedcontrolregistersmodification 10101010:Therelatedregisterscouldbemodified Othervalues:Ignoreregistersmodify Whenthesebitsarechangedtoanyothervaluesexcept10101010,theDACL,DACH, DACC,SENSWandA0VOSregisterscannotbemodified. Digital to Analog Converter Thebatterychargemodulecontainsa12-bitDAC.TheDACisusedtosetareferencecharging currentorreferencechargingvoltageusingtheDACLandDACHregisters. D[11:0] R�R 1�-�it DAC ENDAC S0 - + OPA1 VDD PA7/A1P DAC Note:1.TheENDAChasaninterlockingrelationshipwithS0 WhenENDAC=0,theDACisdisabledandS0isoff. WhenENDAC=1,theDACenabledandS0ison. 2.TheOPA1positiveinputvoltagecanbeselectedfromanexternalpinwhichisnamedA1P. |
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