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HT66F007 Datasheet(PDF) 9 Page - Holtek Semiconductor Inc |
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HT66F007 Datasheet(HTML) 9 Page - Holtek Semiconductor Inc |
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9 / 131 page  Rev. 1.41 8 April 11, 2017 Rev. 1.41 9 April 11, 2017 HT66F007/HT66F008 Cost-Effective A/D Flash MCU with EEPROM HT66F007/HT66F008 Cost-Effective A/D Flash MCU with EEPROM Pin Descriptions Withtheexceptionofthepowerpins,allpinsonthesedevicescanbereferencedbytheirPortname, e.g.PA0,PA1etc,whichrefertothedigitalI/Ofunctionofthepins.HoweverthesePortpinsare alsosharedwithotherfunctionsuchastheAnalogtoDigitalConverter,TimerModulepinsetc. Thefunctionofeachpinislistedinthefollowingtable,howeverthedetailsbehindhoweachpinis configurediscontainedinothersectionsofthedatasheet. AsthePinDescriptiontableshowsthesituationforthepackagewiththemostpins,notallpinsin thetablewillbeavailableonsmallerpackagesizes. Pin Name Function OP I/T O/T Pin-Shared Mapping PA0~PA7 General purpose I/O port A PAPU PAWU ST CMOS — AN0~AN4 A/D Converter input 0~4 ACER AN — PA0~PA3, PA5 VREF A/D Converter reference voltage input ADCR1 AN — PA1 INT External interrupt PRM ST — PA5 or PA2 or PA3 or PA7 TCK0 TM0 input PRM ST — PA7 or PA6 TCK1 TM1 input PRM ST — PA2 or PA4 or PA7 TP0_0 TM0 I/O PRM ST CMOS PA0 TP0_1 TM0 I/O PRM ST CMOS PA5 or PA1 TP1_0 TM1 I/O PRM ST CMOS PA6 or PA7 TP1_1 TM1 I/O PRM ST CMOS PA4 TP2_0 TM2 I/O PRM ST CMOS PA2 OSC1 HXT pin CO HXT — PA6 OSC2 HXT pin CO — HXT PA5 CP Comparator positive input CPC AN — PA0 CN Comparator negative input AN — PA1 CX Comparator output — CMOS PA2 ICPCK ICP clock input — ST — PA1 ICPDA ICP data input/output — ST CMOS PA0 VDD Positive power supply* — PWR — — AVDD A/D Converter power supply* — PWR — — VSS Negative power supply, ground** — PWR — — AVSS A/D Converter ground** — PWR — — The following pins are only for the HT66V007/HT66V008 OCDSCK On-chip debug support clock pin — ST — — OCDSDA On-chip debug support data/address pin — ST CMOS — Legend::I/T:Inputtype O/T:Outputtype OP:Optionalbyconfigurationoption(CO)orregisteroption PWR:Power CO:Configurationoption ST:SchmittTriggerinput CMOS:CMOSoutput AN:Analogsignal HXT:Highfrequencyctystaloscillator *:VDDisthedevicepowersupplywhileAVDDistheADCpowersupply.TheAVDDpinisbonded togetherinternallywithVDD. **:VSSisthedevicegroundpinwhileAVSSistheADCgroundpin.TheAVSSpinisbondedtogether internallywithVSS. |
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