成都理工大学毕业设计（论文）基于STM32定时器产生PWM的研究作者姓名:222专业班级:222指导老师:222摘要随着科技水平的提高，ARM的应用越来越广泛。Withthedevelopoftechnology,ARMisusedinvarioussituations.旨在对ARM的深入学习，论文对STM32定时器产生PWM(脉冲宽度调制)输出进行了研究。OntheintentionofstudyonARM,timerofSTM32producepulsesPWM(widthmodulation)isstudiedinthispaper.PWM就是某个频率占空比的方波，其应用领域包括测量，通信，功率控制与变换，电动机控制、伺服控制、甚至某些音频放大器，因此研究PWM技术具有十分重要的现实意义。PWMisthesquarewavewhichhasasureduty-cycleandfrequency.Itsapplicationfieldsincludemeasurement,communication,powercontrolandtransform,motorcontrol,servocontrol,evensomeaudioamplifier.ThereforeitisimportanttoresearchPWMtechnology.本设计采用STM32定时器产生PWM。ItiseasytousethetimerofSTM32toproducePWMoutput.STM32的PWM由定时器产生，PWM的周期即定时器定时的时间，通过计算方波的频率，占空比，配置定时器和IO口，最后用示波器显示相应通道占空比的方波即可。PWMisproducedbythetimerofSTM32.Thecycleof1成都理工大学毕业设计（论文）PWMisthetimer’sregulartime.Bycalculatingthefrequencyofsquarewave,duty-cycle,configuringthetimerandIO,thenuseoscilloscopedisplayedthePWM.经对STM32开发板的研究学习，通过对STM32定时器等的配置，用示波器显示，完成了PWM输出。BasedontheSTM32,byconfiguringthetimerofSTM32,PWMisdisplayedbyoscilloscope.关键词STM32，定时器，PWMStudyfortheoutputofPWMproducebytimerofSTM32BasedonMDKAbstract：Withthedevelopmentoftechnology,ARMisusedinvarioussituations.OntheintentionofstudyonARM,timerofSTM32producepulsesPWM(widthmodulation)isstudiedinthispaper.PWMisthesquarewavewhichhasasureduty-cycleandfrequency.Itsapplicationfieldsincludemeasurement,communication,powercontrolandtransform,motorcontrol,servocontrol,evensomeaudioamplifier.ThereforeitisimportanttoresearchPWMtechnology.ItiseasytousethetimerofSTM32toproducePWMoutput.PWMisproducedbythetimerofSTM32.ThecycleofPWMisthetimer’sregulartime.Bycalculatingthefrequencyofsquarewave,duty-cycle,configuringthetimerandIO,thenuseoscilloscop...