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TMS570LS0432: 如何利用N2HET生成6路中心对称PWM(带死区PWM),20KHZ保持不变,占空比可调,用以驱动PMSM电机

Part Number: TMS570LS0432

 如图示,xH与xL之间带死区,且PWM波形为中心对称的,请问如何利用N2HET生成20KHZ,占空比可调的PWM。N2HET CLOCK=80MHz