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HT45F39 Datasheet(PDF) 40 Page - Holtek Semiconductor Inc |
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HT45F39 Datasheet(HTML) 40 Page - Holtek Semiconductor Inc |
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40 / 102 page  Rev. 1.10 40 July 01, 2016 Rev. 1.10 41 July 01, 2016 HT45F39/HT45F391 Ultrasonic Distance Measurement 8-bit Flash MCU HT45F39/HT45F391 Ultrasonic Distance Measurement 8-bit Flash MCU Thedifferentkindsofresetsallaffecttheinternalregistersofthemicrocontrollerindifferentways. Toensurereliablecontinuationofnormalprogramexecutionafteraresetoccurs,itisimportantto knowwhatconditionthemicrocontrollerisinafteraparticularresetoccurs.Thefollowingtable describeshoweachtypeofresetaffectseachofthemicrocontrollerinternalregisters.Notethatwhere morethanonepackagetypeexiststhetablewillreflectthesituationforthelargerpackagetype. Theregisterstatesaresummarizedbelow: Register Power-on Reset LVR Reset WDT Time-out (Normal Operation) WDT Time-Out (SLEEP0/SLEEP1) MP0 xxxx xxxx xxxx xxxx xxxx xxxx uuuu uuuu MP1 xxxx xxxx xxxx xxxx xxxx xxxx uuuu uuuu ACC xxxx xxxx uuuu uuuu uuuu uuuu uuuu uuuu PCL 0000 0000 0000 0000 0000 0000 uuuu uuuu TBLP xxxx xxxx uuuu uuuu uuuu uuuu uuuu uuuu TBLH xxxx xxxx uuuu uuuu uuuu uuuu uuuu uuuu STATUS --00 xxxx --uu uuuu --1u uuuu --1 1 uuuu LVRC 0101 0101 uuuu uuuu 0101 0101 uuuu uuuu WDTC 0 10 1 0 011 0 10 1 0 011 0 10 1 0 011 uuuu uuuu INTC0 -00- -000 -00- -000 -00- -000 -uu- -uuu INTC1 0000 0000 0000 0000 0000 0000 uuuu uuuu INTC2 -00- -00- -00- -00- -00- -00- -00- -00- INTEDGE - - - - - - 00 - - - - - - 00 - - - - - - 00 - - - - - - uu TM0AL 0000 0000 0000 0000 0000 0000 uuuu uuuu TM0AH - - - - - - 00 - - - - - - 00 - - - - - - 00 - - - - - - uu TM0DL 0000 0000 0000 0000 0000 0000 uuuu uuuu TM0DH - - - - - - 00 - - - - - - 00 - - - - - - 00 - - - - - - uu TM0C0 0000 0000 0000 0000 0000 0000 uuuu uuuu TM0C1 0000 0000 0000 0000 0000 0000 uuuu uuuu TM1AL 0000 0000 0000 0000 0000 0000 uuuu uuuu TM1AH - - - - - - 00 - - - - - - 00 - - - - - - 00 - - - - - - uu TM1DL 0000 0000 0000 0000 0000 0000 uuuu uuuu TM1DH - - - - - - 00 - - - - - - 00 - - - - - - 00 - - - - - - uu TM1C0 0000 0000 0000 0000 0000 0000 uuuu uuuu TM1C1 0000 0000 0000 0000 0000 0000 uuuu uuuu TMPC - - - - - - 00 - - - - - - 00 - - - - - - 00 - - - - - - uu PA 1111 1111 1111 1111 1111 1111 uuuu uuuu PAC 1111 1111 1111 1111 1111 1111 uuuu uuuu PAPU 0000 0000 0000 0000 0000 0000 uuuu uuuu PAWK 0000 0000 0000 0000 0000 0000 uuuu uuuu PB ---- -1 1 1 ---- -1 1 1 ---- -1 1 1 ---- -uuu PBC ---- -1 1 1 ---- -1 1 1 ---- -1 1 1 ---- -uuu PBPU ---- -000 ---- -000 ---- -000 ---- -uuu ADR xxxx xxxx xxxx xxxx xxxx xxxx uuuu uuuu ADCR0 011- 0000 011- 0000 011- 0000 uuu- uuuu ADCR1 00-- -000 00-- -000 00-- -000 uu-- -uuu ACERL 1111 1111 1111 1111 1111 1111 uuuu uuuu FC0 0111 0000 0111 0000 0111 0000 uuuu uuuu FC1 0000 0000 0000 0000 0000 0000 uuuu uuuu FARL 0000 0000 0000 0000 0000 0000 uuuu uuuu FARH - 000 0000 - 000 0000 - 000 0000 - uuu uuuu |
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