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HT45FM2C Datasheet(PDF) 96 Page - Holtek Semiconductor Inc |
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HT45FM2C Datasheet(HTML) 96 Page - Holtek Semiconductor Inc |
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96 / 171 page ![]() Rev. 1.10 96 �a� �0� �01� Rev. 1.10 97 �a� �0� �01� HT45FM2C Brushless DC Motor Flash Type 8-Bit MCU HT45FM2C Brushless DC Motor Flash Type 8-Bit MCU Preliminar� mov ADCR1,a ;selectfSYS/8asA/Dclock Clr ADOFF mov a,0Fh ;setupANCSR0andANCSR1toconfigurepinsAN0~AN3 mov ANCSR0,a mov a,00h mov ANCSR1,a mov a,00h mov ADCR0,a ;enableandconnectAN0channeltoA/Dconverter Start_conversion: clrADSTR ;highpulseonSTARTbittoinitiateconversion setADSTR ;resetA/D clrADSTR ;startA/D clrAEOCF ;clearADCinterruptrequestflag setAEOCE ;enableADCinterrupt setMF1E ;enableMulti_interrupt1 setEMI ;enableglobalinterrupt : : ; ADC interrupt service routine ADC_ISR: movacc_stack,a ;saveACCtouserdefinedmemory mova,STATUS movstatus_stack,a;saveSTATUStouserdefinedmemory : : mova,ADRL;readlowbyteconversionresultvalue movadrl_buffer,a;saveresulttouserdefinedregister mova,ADRH;readhighbyteconversionresultvalue movadrh_buffer,a;saveresulttouserdefinedregister : : EXIT_INT_ISR: mova,status_stack movSTATUS,a ;restoreSTATUSfromuserdefinedmemory mova,acc_stack ;restoreACCfromuserdefinedmemory reti |
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