单片机矩阵式键盘的设计 |
| |
引用本文: | 陈铭. 单片机矩阵式键盘的设计[J]. 工业控制计算机, 2012, 25(1): 99-100 |
| |
作者姓名: | 陈铭 |
| |
作者单位: | 南昌理工学院计算机系,江西南昌,330044 |
| |
摘 要: | 由于不同的单片机提供的片内外资源不同,所以在进行键盘扩展时其硬件电路也有所不同。以C8051F020单片机为例,介绍键盘采用中断扫描的工作方式实现数字键和功能键的输入。
|
关 键 词: | 单片机C8051F020 矩阵式键盘 中断扫描 |
Design of Matrix Keyboard in Single Chip Computer |
| |
Abstract: | As different single chip computer provides different source,therefore when the keyboard expands its hardware,the electric circuit has different.Taking micro-controller C8051F020 as an example,this paper introduces the input equipment of keyboard,the design uses the interrupt working way realizing the input of numeric keys and functional keys. |
| |
Keywords: | C8051F020 micro-controller matrix keyboard interrupt scan |
本文献已被 CNKI 维普 万方数据 等数据库收录! |
|