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硬件偏移校准(drv 8301 revd)

Other Parts Discussed in Thread: TLV2781

1、执行偏移计算的目的在于为电流测量和电压测量设置零点。这句话的含义:硬件偏移是不是在电机启动前,校准运放TLV2781偏离1.65V时的硬件校准?如果不是,这句话怎么理解?

2、在电机启动前,运放TLV2781严重偏离1.65V时,软件怎么补偿保证电机采样电流正确?