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DRV8874-Q1: 1

Part Number: DRV8874-Q1

芯片接上电机负载后,用万用表测量的两端电压会拉低,假设OUT1为80%的占空比,再为低电平的过程中,OUT2用示波器看为高电平,实际给定一直是低电平,请问是怎么回事?