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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT45F3W датащи(PDF) 25 Page - Holtek Semiconductor Inc |
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HT45F3W датащи(HTML) 25 Page - Holtek Semiconductor Inc |
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25 / 167 page  Rev. 1.50 �4 De�e��e� 01� �01� Rev. 1.50 �5 De�e��e� 01� �01� HT45F3W R-Type Blood Pressure Meter Flash MCU HT45F3W R-Type Blood Pressure Meter Flash MCU FC0 Register Bit 7 6 5 4 3 2 1 0 Na�e CFWEN FMOD� FMOD1 FMOD0 FWPEN FWT FRDEN FRD R/W R/W R/W R/W R/W R/W R/W R/W R/W POR 0 1 1 1 0 0 0 0 Bit7 CFWEN:ConfirmtheFWENstatus 0:FlashROMwritedisable 1:softwarewrite1noaction Whenthisbitisclearbyfirmware,theIAPcontrollerexitsFWENmode.Theusercan readthisbittoconfirmtheFWENstatus. Bit6~4 FMOD2~FMOD0:Modeselection. 000:writeprogramROM 001:pageeraseprogramROM 010:reserved 011:readprogramROM 101:reserved 110:FWEN(flashROMwriteenable)mode 111:reserved Bit3 FWPEN:FlashROMwriteprocedureenable. 0:disabled 1:enabled Whenthisbitissetto“1”andFMOD2~FMOD0issetto110,theprogramcan execute“Setflashwriteenable(FWEN)”. Whenthisbitissetto“1”andFMOD2~FMOD0issetto000,thecontrollerwillmove register(FD0LandFD0H)datatoflashROMinternalpagebuffer. Bit2 FWT:FlashROMwritecontrolbit 0:DonotinitiateFlashROMwriteorFlashROMWriteprocessiscompleted. 1:InitiateFlashROMwriteprocess Thisbitcanbesetbysoftwareonly,whenwriteprocesscompleted,hardwarewill clear“FWT”bit. Bit1 FRDEN:FlashROMreadenablebit 0:FlashROMreaddisable 1:FlashROMreadenable Bit0 FRD:FlashROMreadcontrolbit 0:DonotinitiateFlashreadorFlashreadprocessiscompleted 1:InitiateFlashreadprocess Thisbitcanbesetbysoftwareonly,whenreadprocesscompleted,hardwarewillclear “FRD”bit. |
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