![](https://csdnimg.cn/release/download_crawler_static/88780586/bg3.jpg)
目录
摘要...............................................................................................................................1
Abstract.........................................................................................................................2
目录...............................................................................................................................3
第一章 绪论.................................................................................................................5
1.1 步进电机简介.................................................................................................5
1.2 步进电机驱动系统.........................................................................................6
1.3 步进电机研究的国内外状况.........................................................................6
第二章 51 单片机原理................................................................................................8
2.1 51 单片机发展................................................................................................8
2.2 51 单片机介绍................................................................................................8
2.3 单片机最小系统.............................................................................................9
第三章 步进电机调速系统电路设计 .......................................................................11
3.1 L297 步进电机控制器 ..................................................................................11
3.2 L298N 电机驱动芯片....................................................................................13
3.3 显示电路设计..............................................................................................14
3.3.1 LM016L 液晶模块 ..............................................................................14
3.4 按钮..............................................................................................................16
3.5 电源电路......................................................................................................16
第 4 章 软件设计.......................................................................................................17
4.1 主程序设计..................................................................................................17
4.2 速度运算子程序..........................................................................................18
4.3 显示子程序..........................................................................................18
第五章 Proteus 仿真 .................................................................................................20
5.1 Proteus 简介 .................................................................................................20
5.2 Proteus 仿真 .................................................................................................20
结论.............................................................................................................................25