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Description: 51单片机通过74164扩展串口驱动4位led显示（含sch图和源程序）-51 through 74164 microcontroller serial expansion drive led four shows (including sch map and the source)
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Size: 2871 |
Author: 阿颖 |
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Description: LED动态扫描.采用74164做为显示数据输出,使I/O口减少至两个,并且可做为驱动,是小系统LED显示的最佳方法-LED dynamic scanning. Using 74,164 as output data show that, I/O port reduced to two, but also to drive, is a small LED display system the best way
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Size: 1024 |
Author: 杨森 |
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Description: 51单片机通过74164扩展串口驱动4位led显示（含sch图和源程序）-51 through 74164 microcontroller serial expansion drive led four shows (including sch map and the source)
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Size: 3072 |
Author: 阿颖 |
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Description: 基于MCS-51单片机的数字钟设计
[摘要] III
[ABSTRACT] IV
引言 1
1绪论 2
1.1 集成电路 2
1.2 主要技术的背景 2
1.2.1 发展历史 2
1.2.2 现状 3
1.2.3 发展趋势 3
2器件简介 4
2.1 LED显示器 4
2.1.1 LED显示器的结构 4
2.1.2 LED的接线形式 5
2.2 AT89C52简介 5
2.2.1 AT89C52主要性能参数： 5
2.2.2 AT89C52单片机的功能特性概述： 6
2.3 DS1302芯片 9
2.3.1 DS1302的性能特性： 9
2.3.2 DS1302数据操作原理 10
2.4 74LS164－八位移位寄存器 14
2.4.1 74LS64简介 14
2.4.2 74LS164逻辑介绍： 15
3硬件电路 17
3.1 线路的设计 17
3.1.1 电源转换模块 18
3.1.2 主控制模块 18
3.1.3 显示模块 19
3.1.4 键盘接口设计 20
3.2 电路图的绘制 20
3.3 电路板的焊接 20
3.4 打开电源前应注意的问题 20
4软件设计部分 21
4.1 阳历程序的设计 21
4.2 时间调整程序设计 21
4.3 阴历程序设计 23
5调试 28
6小结 29
7致谢 30
8参考文献 31
9附录 32
-based on MCS-51 microcontroller design of the digital clock III [Abstract] [ABSTRACT] IV INTRODUCTION Introduction 2 1 1 2 1.2 1.1 IC main technical background history 1.2.1 2 2 1.2. 1.2.3 Situation 2 3 3 2 trends Device Profile 4 2.1 4 LED Displays 2.1.1 LED Display The structure of the four 2.1.2 Connection form LED 5 2.2 5 2.2.1 Introduction AT89C52 AT8 9C52 main performance parameters : 5 2.2.2 AT89C52 outlined in the functional properties : 6 2.3 9 2.3.1 Chip DS1302 DS1302 performance characteristics : 9 2.3.2 DS1302 data operation principle 10 2.4 74LS164-8 shift register 14 74LS64 14 2.4.1 Introduction 2.4.2 74LS164 logic presentations : 15 3 17 3.1 hardware circuit design lines 17 Power Conversion Module 3.1.1 3.1.2 Main Control 18 Module Module 18 3.1.3 3.1.4 keyboard interface 19
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Size: 228352 |
Author: 李爱春 |
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Description: 51单片机+74ls164+数码管组成的数码显示程序,适合初学者使用-51 microcontroller 74ls164 LED digital display consisting of procedures for beginners
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Size: 1024 |
Author: 吴健 |
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Description: 该程序主要实现通过74ls164实现串行驱动LED并显示,这种显示方法的LED量度较大-the main procedures adopted 74ls164 Serial LED driver and showed that This method showed a larger measure of LED
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Size: 92160 |
Author: 杨喜宁 |
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Description: 模拟串口发送数据并结合74LS164或74HC164进行显示,达到使用2根引脚显示4个或更多的LED，在单片机开发中对节约引脚或引脚不够时非常有用。-Simulation of serial send data in combination with 74LS164 or 74HC164 display to show the use of two-pin 4 or more LED, in the development of economical single-chip pin or pins when not very useful.
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Size: 1024 |
Author: yang |
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Description: 16x160led点阵 89s51 8255 74ls164 -16x160led lattice 89s51 8255 74ls164
Platform: |
Size: 1024 |
Author: 王小平 |
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Description: PROTEUS仿真用单片机系统板
系统资源丰富：
★ 内置RAM 32KB模块
★ 内置8位动态数码显示模块
★ 内置8X8点阵显示模块
★ 4位静态数码显示模块
★ 4位级联的74LS164串并转换模块
★ 内置8通道8位A/D转换
★ 内置8位D/A转换
★ 内置2路SPI和I2C总线接口
★ 内置4路1－Wire总线接口
★ 内置4X4矩阵式键盘
★ 内置4路独立式键盘
★ 内置4路拨动开关
★ 内置8位LED发光二极管
★ 内置3路0－5V之间可调的电压
★ 内置音频放大模块
★ 2路继电器控制模块
★ 2路4分频模块
★ 内置RS232通信模块-PROTEUS simulation system using single-chip microcomputer system board is rich in resources: ★ ★ built-in RAM 32KB module built-in 8-bit dynamic digital display module ★ built-in 8x8 dot matrix display module ★ 4 digital still digital display module ★ 4 bit cascade string 74LS164 and conversion modules ★ built 8-channel 8-bit A/D conversion ★ Built-8 D/A converter ★ 2-way built-in SPI and I2C bus interface ★ built-in 4-way 1-Wire bus interface ★ built-in 4X4 matrix ★ keyboard built 4-way stand-alone built-in 4-way keyboard ★ ★ DIP switches built 8 LED light-emitting diode built ★ 3 Road, between 0-5V voltage adjustable built-in audio amplification module ★ ★ 2 Road Following electrical control module ★ 2 Rd 4-band module built-in RS232 communication module ★
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Size: 73728 |
Author: zjz |
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Description: 本程序为单片机控制LED串行静态显示程序
控制8个数码管显示8个数据
用的锁存器为74ls164-This procedure for the single-chip serial control LED display static control 8 digital tube display of the eight data latches for 74ls164
Platform: |
Size: 1024 |
Author: liujinyuan |
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Description: LED显示程序，功能：LED16*16点阵滚动显示
说明：74LS164用作发送数据，P0,P2口用来列选
看本程序最好的工具最好旁边有标号和语法着色，推荐keil或UltraEdit
懒人提示：要改成自己所要的显示内容，要怎么改？
1.要改显示内容改第23~92行代码，还有第119行代码，具体改法见下面注释
2.要改滚动速度改第102行代码
-LED display program, function: LED16* 16 dot matrix rolling display Description: 74LS164 used to send data, P0, P2 out how I used to watch this program the best tool for the best next to label and has syntax coloring, recommended or UltraEdit lazy keil people Tip: To change the display to their content, to how to change? 1. We have to change display content to the first 23 ~ 92 lines of code, there are lines of code section 119, the specific reform law, see Note 2 below. We have to change the speed of rolling the first 102 lines of code changed
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Size: 3072 |
Author: 孙芳芳 |
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Description: mega16_32实验板上的程序：mega16+74ls164+数码管或LED显示程序-mega16_32 experimental procedures on the board: mega16+ 74ls164+ digital tube or LED display program
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Size: 33792 |
Author: 张子凤 |
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Description: LED16*16点阵滚动显示
说明：74LS164用作发送数据，P0,P2口用来列选
看本程序最好的工具最好旁边有标号和语法着色，推荐keil或UltraEdit
懒人提示：要改成自己所要的显示内容，要怎么改？
1.要改显示内容改第23~92行代码，还有第119行代码，具体改法见下面注释
2.要改滚动速度改第102行代码-LED16* 16 dot matrix rolling display Description: 74LS164 used to send data, P0, P2 I used to read out the election procedures for the best tools for the next best grade and syntax coloring, recommended or UltraEdit lazy keil Tip: To change the their own to display content, to how to change? 1. We have to change display content to the first 23 ~ 92 lines of code, there are lines of code section 119, the specific reform law, see Note 2 below. We have to change the speed of rolling the first 102 lines of code changed
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Size: 21504 |
Author: 赵国强 |
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Description: 用proteus软件仿真LED，实现左右移动,有试用过，效果不错-Proteus software simulation using LED, about implementation of mobile, there is tried, the effect of good
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Size: 14336 |
Author: jia |
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Description: 利用8051串行口，和并行输出串行移位寄存器74LS164扩展一位数码显示在数码显示器上循环显示0-9这10个数字。-Using 8051 serial port, and parallel output serial shift register 74LS164 expansion of a digital display on the cycle in the digital display shows the 10 figure 0-9.
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Size: 14336 |
Author: 朱重生 |
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Description: at89c2051利用74ls164 驱动 共阳极数码管-74ls164 driver to use a total of at89c2051 digital tube anode
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Size: 1024 |
Author: 赵立凯 |
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Description: 74ls164 8位移位寄存器 串入并出-74ls164 8-bit shift register and a string into
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Size: 1024 |
Author: fankexing |
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Description: 使用74ls164芯片实现的串转并的led显示，arm s3c2410的处理器，需要的请下-Use 74ls164 chip string switch and the led display, arm s3c2410 processor, need to call on the next
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Size: 3072 |
Author: sdsd |
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Description: LED显示程序，功能：LED16*16点阵滚动显示说明：74LS164用作发送数据，-LED display program, LED16 function:* 16:74LS164 displayed matrix for sending data,
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Size: 9216 |
Author: Ella |
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Description: LED数码管显示测试程序。共阴，74LS164 串口驱动-LED digital display test program. Common cathode, 74LS164 serial driver
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Size: 10240 |
Author: mydust |
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