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HT46R002 Datasheet(PDF) 34 Page - Holtek Semiconductor Inc |
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HT46R002 Datasheet(HTML) 34 Page - Holtek Semiconductor Inc |
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34 / 83 page  Rev. 1.21 34 April 11, 2017 Rev. 1.21 35 April 11, 2017 HT46R002/HT46R003 Cost-Effective A/D 8-Bit OTP MCU HT46R002/HT46R003 Cost-Effective A/D 8-Bit OTP MCU PAPU Register Bit 7 6 5 4 3 2 1 0 Name — PAPU6 PAPU5 PAPU4 PAPU3 PAPU2 PAPU1 PAPU0 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" Bit6~0 PAPU6~PAPU0:PortAbit6~bit0pull-highcontrol 0:Disable 1:Enable PCPU Register – HT46R003 only Bit 7 6 5 4 3 2 1 0 Name — — PCPU5 PCPU4 PCPU3 PCPU2 PCPU1 PCPU0 R/W — — R/W R/W R/W R/W R/W R/W POR — — 0 0 0 0 0 0 Bit7,6 Unimplemented,readas"0" Bit5~0 PCPU5~PCPU0:PortCbit5~bit0pull-highcontrol 0:Disable 1:Enable Port A Wake-up IftheHALTinstructionisexecuted,thedevicewillentertheSleepMode,wherethesystemclockwill stopresultinginpowerbeingconserved,afeaturethatisimportantforbatteryandotherlow-power applications.Variousmethodsexisttowake-upthemicrocontroller,oneofwhichistochange thelogicconditionononeofthePA0~PA2,PA5pinsfromhightolow.AfteraHALTinstruction forcesthemicrocontrollerintoenteringtheSleepMode,theprocessorwillremaininalow-power stateuntilthelogicconditionoftheselectedwake-uppinonPortAchangesfromhightolow.This functionisespeciallysuitableforapplicationsthatcanbewokenupviaexternalswitches.Note thatpinsPA0~PA2,PA5canbeselectedindividuallytohavethiswake-upfeatureusinganinternal registerknownasPAWU,locatedintheDataMemory. PAWU Register Bit 7 6 5 4 3 2 1 0 Name — — PAWU5 — — PAWU2 PAWU1 PAWU0 R/W — — R/W — — R/W R/W R/W POR — — 0 — — 0 0 0 Bit7~6 Unimplemented,readas"0" Bit5 PAWU5:PortAbit5wake-upcontrol 0:Disable 1:Enable Bit4~3 Unimplemented,readas"0" Bit2~0 PAWU2~PAWU0:PortAbit2~bit0wake-upcontrol 0:Disable 1:Enable |
Número de pieza similar - HT46R002 |
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Descripción similar - HT46R002 |
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