双极步进电机中,电流可沿两个方向流动;二相电机中的两个绕组需要采用全桥转换器分别驱动。在运动中,电子控制(全步进、半步进、微步进)类型和产生的相电流波形会影响振动水平、噪声、运动平稳性和谐振灵敏度。
意法半导体采用单片式电机驱动器IC(嵌入式数字控制器、功率器件和保护功能)来全面支持所有的配置,对于更高功率配置则采用控制器 + MOSFET 组合方案。

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This video provides you with the essentials you need to know to get started with your mbed project with X-NUCLEO-IHM02A1, a two axis stepper motor driver expansion board based on the L6470 for STM32 Nucleo.
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