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https://e2e.ti.com/support/motor-drivers-group/motor-drivers/f/motor-drivers-forum/634688/drv8870-continuous-phase-node-pin-voltage
在DRV8870的数据表中，定义了“连续相节点引脚电压”：最小值-0.7V；最大值VM+0.7V
是否必须将输出插针的电压限制在 该额定值？ 反电动势将产生更高的电压！
建议使用哪种保护？
托马斯·联阵
