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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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HT45F2020 Datasheet(PDF) 37 Page - Holtek Semiconductor Inc |
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HT45F2020 Datasheet(HTML) 37 Page - Holtek Semiconductor Inc |
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37 / 85 page  Rev. 1.00 36 April 11, 2017 Rev. 1.00 37 April 11, 2017 HT45F2020/HT45F2022 Sound Effect Generator Flash MCU HT45F2020/HT45F2022 Sound Effect Generator Flash MCU Thedifferentkindsofresetsallaffecttheinternalregistersofthemicrocontrollerindifferentways. Toensurereliablecontinuationofnormalprogramexecutionafteraresetoccurs,itisimportantto knowwhatconditionthemicrocontrollerisinafteraparticularresetoccurs.Thefollowingtable describeshoweachtypeofresetaffectseachofthemicrocontrollerinternalregisters. Register Reset (Power On) WDT Time-out (Normal Operation) WDT Time-out (IDLE/SLEEP)* Program Counter 000H 000H 000H MP0 xxxx xxxx xxxx xxxx uuuu uuuu MP1 xxxx xxxx xxxx xxxx uuuu uuuu ACC xxxx xxxx uuuu uuuu uuuu uuuu PCL 0000 0000 0000 0000 0000 0000 TBLP xxxx xxxx uuuu uuuu uuuu uuuu TBLH --xx xxxx --uu uuuu --uu uuuu STATUS --00 xxxx --1u uuuu --1 1 uuuu RSTFC ---- ---0 ---- ---u ---- ---u INTC0 --0- -0-0 --0- -0-0 --u- -u-u INTC1 - - - 0 - - - 0 - - - 0 - - - 0 - - - u - - - u MFI --00 --00 --00 --00 --uu --uu PA - -- - 1 1 1 1 - -- - 1 1 1 1 ---- uuuu PAC - -- - 1 1 1 1 - -- - 1 1 1 1 ---- uuuu PAPU ---- 0000 ---- 0000 ---- uuuu PAWU ---- 0000 ---- 0000 ---- uuuu WDTC 0 10 1 0 011 0 10 1 0 011 uuuu uuuu PSCR - - - - - - 00 - - - - - - 00 - - - - - - uu TBC 0--- -000 0--- -000 u--- -uuu SCC 000- --00 000- --00 uuu- --uu HIRCC - - - - - - 01 - - - - - - 01 - - - - - - uu PAS0 0000 0000 0000 0000 uuuu uuuu PTMC0 0000 0--- 0000 0--- uuuu u--- PTMC1 0000 0000 0000 0000 uuuu uuuu PTMDL 0000 0000 0000 0000 uuuu uuuu PTMDH - - - - - - 00 - - - - - - 00 - - - - - - uu PTMAL 0000 0000 0000 0000 uuuu uuuu PTMAH - - - - - - 00 - - - - - - 00 - - - - - - uu PTMRPL 0000 0000 0000 0000 uuuu uuuu PTMRPH - - - - - - 00 - - - - - - 00 - - - - - - uu Note:“u”standsforunchanged “x”standsforunknown “-”standsforunimplemented |
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