Freescale Semiconductor DRM079 manual Freescale Semiconductor

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Introduction

Variable Speed DC Fan Control using the MC9RS08KA2, Rev. 0

10	Freescale Semiconductor

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Contents Variable Speed DC Fan Control using the MC9RS08KA2 Page Variable Speed DC Fan Control using the MC9RS08KA2 Revision HistoryFreescale Semiconductor Table of Contents Freescale Semiconductor Chapter Introduction IntroductionFreescale’s New Generation Ultra Low Cost MCU DC Fan Reference Design TargetsBi-Phase Bldc Motor Bi-Phase Bldc Motor DiagramFreescale Semiconductor Commutation Chapter Motor ControlRotor Position Control Commutation Waveforms Speed ControlFault Detection Motor StartupFreescale Semiconductor Chapter Implementation Block DiagramHardware Resources Control Loop Firmware Control Loop Temperature Sensor Measurement = V DD⎜ RC⎟ACMPSCACF, Acmpsc #63, MtimmodAcmpsc Temperature Conversion Temperature Conversion Table Freescale Semiconductor VR1 Freescale Semiconductor Appendix B Program Listing Mtimtclkrising RtidisableMtimtclkfalling AcmpoutputbothMAPADDR6NVICSTRM, Icstrm $3FFA #HIGH613NVICSTRM, PageselMAPADDR6NVFTRIM, Icssc #ICSDIV2, ICSC2#MTIMBUSCLKMTIMDIV256, Mtimclk KbiesKbipe #255, MtimmodMAPADDR6SRS Rts Drive coilKBISCKBACK, Kbisc MTIMSCTOF, Mtimsc#6, Mtimmod KbiscBUZZER, Ptad #24, Mtimmod#30, Mtimmod Page How to Reach Us