Description: 4X4矩阵式键盘识别程序，有效，刚用过。你可以往里面添加自己定义的函数-4x4 matrix keyboard identification procedures, effective and just used. You can add their own definitions to hide the function Platform: |
Size: 1024 |
Author:王铁鑫 |
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Description: 此程序为AD9850（DDS）直接数字频率合成器C语言源码。用125M的有源晶振，频率无失真输出可达到40M。该程序包括FYD12864LCD显示程序加4X4矩阵键盘扫描，可步进1M，1K，和任意频率输入。及相位设置。-This procedure for the AD9850 (DDS) Direct Digital Frequency Synthesizer C language source code. With 125M active crystal, the frequency output can be achieved without distortion 40M. The process includes the display program FYD12864LCD plus 4X4 matrix keyboard scanning, may be stepping 1M, 1K, and arbitrary frequency input. And phase settings. Platform: |
Size: 50176 |
Author:Z |
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Description: 4X4矩阵键盘和lcd液晶显示程序，希望对大家有帮助
-4X4 matrix keyboard and LCD lcd procedures, and they hope to help everyone Platform: |
Size: 53248 |
Author:zhangna |
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Description: 4x4矩阵键盘扫描,读入键值,没有按键操作返回0xff,有的话返回输入的键值-4x4 matrix keyboard scanning, reading into the key, there is no button operation to return 0xff, so the return of the key input Platform: |
Size: 1024 |
Author:张文斌 |
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Description: 仪器仪表键盘显示模拟系统，用AT89S52芯片作为系统的CPU，控制系统的按键及显示器部分。用8路同相三态双向总线收发器74LS245芯片驱动LED。4X4矩阵键盘作为系统人机交互的重要部分，用于向单片机应用系统输入数据或控制信息，设计4X4矩阵键盘分别对应键码“0-F”。系统可以实现的基本功能包括开机LCD液晶屏幕显示“大专05电子信息X班XXX毕业设计”信息；按下任意一个按键，LCD液晶屏幕显示相应按键的信息。在基本功能的基础上还增加了一个扩展功能，即增加一个LED数码管同步显示相应键码-Show the simulated keyboard instrumentation systems, using AT89S52 chip as a system CPU, system control buttons and display parts. With 8-phase three-state bidirectional bus transceiver 74LS245 chip-driven LED. 4X4 matrix keyboard system as an important part of human-computer interaction, single-chip microcomputer application system used to input data or control information, the design of 4X4 matrix keyboard key code corresponding to Platform: |
Size: 3072 |
Author:张存吉 |
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Description: 4X4矩阵键盘+LCD1602显示,可以开发好多功能-4X4 matrix keyboard+ LCD1602, it can be a good multi-purpose development Platform: |
Size: 53248 |
Author:张健 |
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Description: 4X4矩阵键盘的识别程序动态扫描的形式完成-4X4 matrix keyboard recognition program to complete the form of dynamic scanning Platform: |
Size: 14336 |
Author:fei666888 |
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Description: 应该是最全面的基于C语言的4x4矩阵键盘的驱动。
内含三种扫描方式，适应两种不同接法的矩阵键盘，可选的软件消抖处理，还包含一个基于淘宝上最常见的4x4薄膜键盘的驱动型号为HC-543。
共5个驱动程序。
开发环境：Keil-Should be the most comprehensive C-based 4x4 matrix keyboard driver.
Contains three scan mode, to adapt to two different connection matrix keyboard, optional software debounce handling, also includes Taobao based on most common 4x4 film keyboard driver model: HC-543.
A total of five drivers.
Development Environment: Keil Platform: |
Size: 4096 |
Author: |
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