目录
摘要 ...........................................................I
Abstract ......................................................II
1 绪论 .........................................................1
1.1 选题背景.........................................................................................................................................1
1.2 EDA 技术简介.................................................................................................................................1
1.3 MAX+plus II 介绍........................................................................................................................2
1.4 步进电机.........................................................................................................................................2
1.5 设计任务.........................................................................................................................................3
2 步进电机的结构及运行原理 .....................................4
2.1 混合式步进电机结构..................................................................................................................4
2.2 四相步进电机运行原理 .............................................................................................................4
2.3 混合式步进电机的运行特性 ....................................................................................................6
2.3.1 静态运行特性.....................................................................................................................6
2.3.2 步进运行特性.....................................................................................................................7
2.3.3 连续运转状态.....................................................................................................................8
3 步进电机的控制方案 ..........................................10
3.1 步进电机的开环控制................................................................................................................10
3.2 系统整体结构..............................................................................................................................10
3.3 器件说明.......................................................................................................................................11
4 算法及其仿真 ................................................12
4.1 模式选择.......................................................................................................................................12
4.2 正反转控制 ..................................................................................................................................12
4.3 各相通电顺序控制信号生成..................................................................................................13
4.3.1 四相四拍............................................................................................................................14
4.3.2 四相八拍............................................................................................................................14
4.4 速度转换.......................................................................................................................................15
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