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Part Number: DRV8432
请问这个驱动芯片驱动两相步进电机时,有4个输入PWMA~PWMD ,这4个输入MCU端怎么给呢?我印象中步进电机的驱动芯片时有step引脚的,一个脉冲对应一个步距角。
您好,
如果您需要更简单的接口,如 STEP/DIR,您可以看下 DRV8462。 它是 DRV8412/32的新版本。
采用焊盘朝上(DDV)和焊盘朝下(DDW)封装,与 DRV8412/8432类似。