Description: 这是基于4*4键盘，及液晶的菜单设计，菜单内容包括波形、峰峰值和频率。-This is based on the 4* 4 keyboard, and LCD menu design, menu content, including waveform, peak-to-peak and frequency. Platform: |
Size: 39936 |
Author:汪敏峰 |
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Description: 基于I2C总线的ZLG7290与AVR单片机接口技术及应用
文中介绍了ZLG7290I2c接口键盘及LED驱动器的特性、工作原理及l2c的传输通讯协议
该芯片具有I2C串行接口，可驱动8位共阴级数码管或64只独立LED和64个按键，AVR单片机具有较
为优越的性能。给出了ZLG7290I2C接口键盘及LED驱动器与ARV系列单片机AT90S2313的接口技术
及其应用实例
-Based on the I2C bus ZLG7290 with the AVR MCU Interface Technology and Writing in the introduction ZLG7290I2c interface keyboard and LED driver features, working principle and l2c transmission protocol of the chip with I2C serial interface, can drive a total of eight negative-class digital tube or 64 independent LED and 64 keys, AVR Singlechip have more superior performance. ZLG7290I2C interface gives the keyboard and the LED drive AT90S2313 MCU with ARV interface technology and its application examples Platform: |
Size: 183296 |
Author:yjj |
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Description: 采用单片机AVR mega16作为控制系统的核心，以4*4的小键盘为输入设备，以反射式红外发射-接收器为数据采集部件，用L298N芯片组成功率放大电路驱动电机，四连排数码管作为显示电路的部件，利用直流稳压电源供电，用数码管显示电机的转速，完成对电机的转速、转向、启停等多种工作状态进行快速而准确的控制，组成了一个比较完整电机控制及转速显示闭环系统。-This design uses a singlechip AVR mega16 to be the core device of the control system and use a little keyboard of 4*4 to be the import equipment.At the same time,this design includes a reflecting infrared send-receive implyment to be the data collece equipment and include a L298N chip to consist the power enlarge circuit which is used to drive the electric machinery.The numerical code tube is used to be the implyment of the display circuit. This design use direct current regulated power supply to provide power.All these above consist of a whole electric machinery drive and rotate speed showed closed loop system.On the basic of the basal hardware circuit,the system use a method that control arithmetic of impulse and duty ratio to achieve the direct current electric machinery’s mensuration 、display and control.This design can achieve quick and accurate control of the electric machinery’s rotate speed and turnaround and start-stop and many other work stats. Platform: |
Size: 2048 |
Author:890510 |
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Description: 用c语言在avr平台上写一个4维矩阵的键盘程序-Using c language to design a keyboard program with matrix of 4 dimensions on the avr platform Platform: |
Size: 27648 |
Author:张权辉 |
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Description: AVR单品机4*4矩阵键盘代码，编译软件Atmel Studio 6.0，在Proteus软件模拟上通过，文件中附带电路图，程序思想用的反翻转法，初学者可以根据文件代码对应写出自己的矩阵键盘代码-AVR single product machine 4* 4 matrix keyboard code, compile software Atmel Studio 6.0, adopted at the Proteus software simulation, file with schematics, program ideas with the anti-flipping law, beginners can write their own code based on the file corresponding matrix keyboard code Platform: |
Size: 34816 |
Author:陈炳康 |
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Search - 4*4 keyboard on avr