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基于单片机技术的按键扫描电路分析
资料介绍
单片机应用技术被广泛应用于各种智能控制系统中,是电子信息类专业学生必修的一门专业课。在单片机端口信息输入模块中,按键是主要元器件之一,笔者主要介绍矩阵键盘的电路设计及控制程序编写,分析了单片机端口连接按键的电路形式以及一个并行IO端口控制矩阵键盘的算法程序。所分析的软硬件系统,可用于学生自学参考资料,有助于学生进一步理解与学习。
Microcontroller application technology is widely used in various intelligent control systems.It is a required professional course for electronic information majors.In the port information input module of the one-chip computer,the button is one of the main components.The author mainly introduces the circuit design of the matrix keyboard and the preparation of the control program,analyzes the circuit form of the port connection button of the one-chip computer and the algorithm program of a parallel IO port control matrix keyboard.The analyzed hardware and software systems can be used for student self-study reference materials to help students further understand and learning.
部分文件列表
| 文件名 | 大小 |
| 基于单片机技术的按键扫描电路分析.pdf | 773K |
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