该文介绍了一种简单的步进电机控制芯片LMD18245，利用它可以自行设计步进电机的驱动模块，从而为系统设计降低成本。

This paper introduces a simple stepper motor control chip LMD18245. By using it, we can design the drive module of stepper motor by ourselves, and thereby decrease the cost of system design.

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基于上面概括的所有原因，消息传送设计模式能够极大地提高开发速度并降低成本。

Because of all the reasons outlined above, the messaging design pattern is able to substantially improve the speed of development and reduce cost.

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首先，要有一个重要的应用研究和开发项目，来改善设计、降低成本，并制定厨灶产业的全球性标准。

First, a major applied research and development effort to improve design, lower costs, and develop global industry standards for cookstoves.

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