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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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HT67F488 датащи(PDF) 58 Page - Holtek Semiconductor Inc |
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HT67F488 датащи(HTML) 58 Page - Holtek Semiconductor Inc |
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58 / 171 page  Rev. 1.60 58 �ove��e� ��� �016 HT67F488/HT67F489 TinyPowerTM A/D Flash MCU with LCD & EEPROM Input/Output Ports HoltekmicrocontrollersofferconsiderableflexibilityontheirI/Oports.Withtheinputoroutput designationofeverypinfullyunderuserprogramcontrol,pull-highselectionsforallportsand wake-upselectionsoncertainpins,theuserisprovidedwithanI/Ostructuretomeettheneedsofa widerangeofapplicationpossibilities. Thedeviceprovidesbidirectionalinput/outputlineslabeledwithportnamesPA~PF.TheseI/Oports aremappedtotheRAMDataMemorywithspecificaddressesasshownintheSpecialPurpose DataMemorytable.AlloftheseI/Oportscanbeusedforinputandoutputoperations.Forinput operation,theseportsarenon-latching,whichmeanstheinputsmustbereadyattheT2risingedge ofinstruction“MOVA,[m]”,wheremdenotestheportaddress.Foroutputoperation,allthedatais latchedandremainsunchangeduntiltheoutputlatchisrewritten. I/O Register List Register Name Bit 7 6 5 4 3 2 1 0 PAWU PAWU7 PAWU6 PAWU5 PAWU4 PAWU3 PAWU� PAWU1 PAWU0 PAPU PAPU7 PAPU6 PAPU5 PAPU4 PAPU3 PAPU� PAPU1 PAPU0 PA PA7 PA6 PA5 PA4 PA3 PA� PA1 PA0 PAC PAC7 PAC6 PAC5 PAC4 PAC3 PAC� PAC1 PAC0 PBPU — — PBPU5 PBPU4 PBPU3 PBPU� PBPU1 PBPU0 PB — — PB5 PB4 PB3 PB� PB1 PB0 PBC — — PBC5 PBC4 PBC3 PBC� PBC1 PBC0 PCPU PCPU7 PCPU6 PCPU5 PCPU4 PCPU3 PCPU� PCPU1 PCPU0 PC PC7 PC6 PC5 PC4 PC3 PC� PC1 PC0 PCC PCC7 PCC6 PCC5 PCC4 PCC3 PCC� PCC1 PCC0 PDPU PDPU7 PDPU6 PDPU5 PDPU4 PDPU3 PDPU� PDPU1 PDPU0 PD PD7 PD6 PD5 PD4 PD3 PD� PD1 PD0 PDC PDC7 PDC6 PDC5 PDC4 PDC3 PDC� PDC1 PDC0 PEPU PEPU7 PEPU6 PEPU5 PEPU4 PEPU3 PEPU� PEPU1 PEPU0 PE PE7 PE6 PE5 PE4 PE3 PE� PE1 PE0 PEC PEC7 PEC6 PEC5 PEC4 PEC3 PEC� PEC1 PEC0 PFPU PFPU7 PFPU6 PFPU5 PFPU4 — — — — PF PF7 PF6 PF5 PF4 — — — — PFC PFC7 PFC6 PFC5 PFC4 — — — — “—”:Unimplemented,readas“0” PAWUn:PAwake-upfunctioncontrol 0:Disable 1:Enable PAn/PBn/PCn/PDn/PEn/PFn:I/ODatabit 0:Data0 1:Data1 PACn/PBCn/PCCn/PDCn/PECn/PFCn:I/Otypeselection 0:Output 1:Input PAPUn/PBPUn/PCPUn/PDPUn/PEPUn/PFPUn:Pull-highfunctioncontrol 0:Disable 1:Enable |
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