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Description: 多功能太阳能热水器设计 硬件：AT89S52单片机，晶振为12MHz，KS0108驱动的128*64液晶 SPI总线的DS1302时钟，1-WIRE温度传感器DS18B20。-Multi-function hardware design of solar water heater: AT89S52 microcontroller, crystal oscillator for the 12MHz, KS0108-driven 128* 64 LCD SPI bus ,1-WIRE clock DS1302 temperature sensor DS18B20.
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Size: 11264 |
Author: Arthur |
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Description: AT89S52模拟IIC总线对一些IIC设备AT24C01进行读写。-AT89S52 simulation IIC bus on some IIC equipment to read and write AT24C01.
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Size: 2012160 |
Author: 韦全强 |
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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
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Size: 3072 |
Author: 张存吉 |
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Description: tea5767_102模块,i2c总线控制方式，at89s52单片机，4LED显示，24c02eeprom,二个按键（复用，共3个状态），可上下选台，KeilC源程序，欢迎探讨tea5767的深入功能-tea5767_102 modules, i2c bus control mode, at89s52 Singlechip, 4LED show, 24c02eeprom, two keys (multiplexing, a total of three state), can be up and down selection, KeilC source are welcome to explore in-depth features TEA5767
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Size: 72704 |
Author: cqcc |
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Description: filename:SY0406.C***//
是在sy0306的功能上增加了AT89S52的在线下载功能IIC总线芯片改为24C01串口功能：由89S51键盘P1口发送资料数据“123456B7890”，在数码管上显示的同时由再由板上的RS232口上传到PC机上,在荧光屏上显示通信,反之也可以由PC的键盘上输入数字下载在单板机上显示出来。
定时器0--设定数码管定时扫描。
定时器1--设定时钟显示计时。
定时器2--设定串行通讯波特率-filename: SY0406.C***// function in sy0306 added AT89S52 online download function IIC serial bus chips replaced 24C01 functions: 89S51 keyboard from P1 I send the data 123456B7890 , in the digital tube At the same time displayed by the board by RS232 I uploaded to the PC machine, the screen displayed on communications, on the contrary can also be by the PC s keyboard input digital download in the SBC on the show. Timer 0- set digital tube regularly scanning. Timer 1- set the clock show time. Timer 2- set the serial communication baud rate
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Size: 6144 |
Author: hero.shi |
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Description: 本例为AT89S52单片机的IIC总线的扩展,所用芯片为AT24C02.可用其扩展EEPROM,实现掉电存储-In this case for AT89S52 MCU IIC bus expansion, the chip used for the AT24C02. Can be used to expand its EEPROM, to achieve power-down storage
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Size: 1024 |
Author: 王强 |
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Description: 使用AT89S52单片机，在keil c51环境下，实现控制中青世纪PM50S50语音芯片发声的工程源代码。此工程以模拟总线方式操作PM50系列语音芯片，经实际应用证明，简单有效，占用单片机的管脚资源达到了最低。-Use AT89S52 microcontroller, keil c51 in the circumstances, to achieve control of Zhongqing PM50S50 century audible voice chip project source code. This project to simulate the bus operated PM50 series of voice chips, by the practical application of proven, simple and effective occupation pin MCU resources to meet the minimum.
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Size: 11264 |
Author: 张洪健 |
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Description: 使用at89s52单片机，采用GPIO管脚模拟i2c总线读写AT24c01eeprom.少经改变就可以用于读写AT24Cxx系列的EEPROM。已经用于工程实践，读写AT24C01有效可靠。用于存储一些配置信息，128字节的at24c01是一个很好的选择。模块化的程序，也很容易移植，里面有丰富的注释-Use AT89S52 microcontroller, GPIO pin used to read and write analog i2c bus AT24c01eeprom. Less by the change can be used to read and write AT24Cxx series EEPROM. Has been used for engineering practice, effective and reliable read and write AT24C01. Used to store some configuration information, 128 bytes of at24c01 is a good choice. Modular process, is also very easy to transplant, which is rich in Notes
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Size: 17408 |
Author: 张洪健 |
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Description: AT89S52 I2C单-多字节通信,使用I2C总线大大减少电路板的面积，并且传输速度也可以。-AT89S52 I2C single- multi-byte communications, greatly reducing the use of I2C bus circuit board area, and transmission speed can be.
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Size: 63488 |
Author: vison |
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Description: 基于at89s52单片机的模数转换c51源程序。单片机与模数转换模块PCF859相连，总线协议为iic。单片机与上位机用串口线相连，传输速率为9600bps。可实现模数转换模块与电脑端的通信。可在PC端用串口调试软件方便地对PCF859进行实验。-AT89S52-based single-chip analog-digital conversion of the C51 source. Microcontroller and analog-digital conversion module connected PCF859, bus protocol for iic. Microcontroller and PC connected by serial lines, transmission rate of 9600bps. Can achieve analog-digital conversion module with computer-side communication. Can be used in the PC-side debugging software serial PCF859 conveniently carry out such experiments.
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Size: 2048 |
Author: Corf |
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Description: 一种单片机多机通信系统的设计,，设计基于AT89S52的单片机
网络的单片机多机通信协议 系统网络拓扑结构采用总线型 网络接口电路采用端口转发的形式等进行单片机多机通信系
统的设计，系统易于扩展且提高了稳定性-A single-chip multi-machine communication system design, design-based microcontroller AT89S52 Single-chip multi-network communications protocol network using bus-based topology network interface circuit, such as port forward the form of a single multi-machine communication system design, system easy to extend and enhance the stability of
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Size: 432128 |
Author: licheng |
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Description: 本系统以AT89S52为核心，选用符合测量温度范围要求的DS18B20单总线数字温度传感器，DS1302串行时钟芯片，RT1602液晶显示器实现液晶显示当前日期、时间、星期和温度。当测量温度超过设定的温度上下限时，启动蜂鸣器和指示灯报警。温度显示稳定，温度值小数部分保留两位有效数字。-AT89S52 in the system as the core, consistent with the measured temperature range chosen required DS18B20 single-bus digital temperature sensor, DS1302 serial clock chip, RT1602 LCD liquid crystal display to achieve the current date, time, week and temperature. When measuring the temperature exceeds a set upper and lower temperature limit to start alarm buzzer and indicator light. Show the stability of the temperature, the temperature values of two decimal digits in the part of the reservation.
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Size: 5120 |
Author: 杨恒 |
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Description: 基于can总线的通信，采用AT89S52单片机，测试单片机是否可以正常运行-Based on can bus communication, using AT89S52 microcontroller to test whether normal operation of microcontroller
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Size: 5120 |
Author: wangxinqing |
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Description: can总线的测试程序，包含完整的原理图和pcb板，程序测试通过．主控芯片at89s52，四位数码管显示，两位接收，两位发送．-can bus test program, including a complete schematic and pcb board, the program test. Master chip at89s52, 4 digital LED display, two receiving, two to send.
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Size: 1486848 |
Author: 李焕东 |
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Description: 本系统以AT89S52单片机为核心部件，外加温度采集电路、及显示电路和越限报警等电路。采用单总线型数字式的温度传感器DS18B20，使系统具有测温误差小、分辨率高、抗干扰能力强，动态显示的方式等特点。本设计既可以对当前温度进行检测又可以对温度进行数码显示，两位整数两位小数的显示方式具有更高的显示精度，若超越极限温度则触发蜂鸣器报警。利用功能强大的Keil和具有互动电路仿真的Proteus进行程序的编写和仿真。-The system AT89S52 microcontroller as its core components, plus the temperature acquisition circuit, and display circuitry, and the more limited alarm circuits. Single bus-type digital temperature sensor DS18B20, the system has a temperature measurement error of the small, high resolution, anti-interference ability, dynamic show the way and so on. This design not only can detect the current temperature can also right temperature digital display, two integers with two decimal places are displayed to show a higher precision, if the temperature is beyond the limits of buzzer alarm is triggered. Keil and the use of powerful interactive circuit simulation of the Proteus programming the preparation and simulation.
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Size: 633856 |
Author: 蔡力 |
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Description: Using Keil uVision to create this project and compile it to get the hex file.
Interfacing DS1307 with AT89S52/1/3 to read and write RTC(Real Time Clocking) IC with I2C bus protocol.
SDA and SCL connected into AT89S52 P2.0 Pin and P2.1 pin.
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Size: 1024 |
Author: Andrew Raharjo |
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Description:
** 文 件 名: IO口模拟I2C总线应用笔记
** 芯片晶振：AT89S52 + 12MHZ
** 编 译 器：Keil uVision3 -Analog IO I I2C bus application note
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Size: 2048 |
Author: mdcao |
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Description: 介绍了一种基于AT89S52单片机的太阳能环境参数测试仪，详细阐明了环境参数测试仪的软硬件设计与实现方法。该测试仪能对温度、湿度和照度进行实时测量显示，并通过RS485工业总线将采集数据传送至远端上位机。-AT89S52 microcontroller is introduced based on environmental parameters of solar energy tester, detailing the environmental parameter test design and implementation of software and hardware. The tester can be temperature, humidity and illumination in real-time measurements show, and through RS485 industrial bus will collect data transmission to the remote PC.
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Size: 688128 |
Author: yarsion |
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Description: 使用AT89S52单片机，在keil c51环境下，控制RTC芯片DS1302实现实时时钟功能。此工程经过实际应用证明，有效。GPIO管脚模拟i2c总线方式读写DS1302的片内寄存器，可以实现万年历时间的读取和设定，注释丰富，代码很容易移植到其他系统中使用-Use AT89S52 Singlechip in keil c51 environment, control RTC chip DS1302 real-time clock function. This works through the practical application of proven and effective. GPIO pin analog i2c bus DS1302 way the chip to read and write registers, can achieve calendar time to read and settings, Notes rich, code can easily migrate to other systems used in
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Size: 15360 |
Author: 张洪健 |
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Description: 基于AT89S52单片机的红外密码锁，实现红外的接收密码的校验和液晶的显示。通过它模拟I2C总线和AT24C02通讯,实现了掉电后密码保护功能和界面保护功能。该密码锁具有系统初始密码000000，用户可以自定义密码。开锁后，用户可对原始密码进行修改。当输入密码错误三次则会发出报警，然后被锁定。用户只能启用超级密码666666才能解除锁定。-Based on AT89S52 single chip microcomputer infrared trick lock, the realization of infrared receiving password checking and LCD display. Through its simulation I2C bus and AT24C02 communications, achieved after power off password protection function and interface protection function. The system initial password 000000 combination lock, the user can customize the password. After the lock, the user can modify the original password. When the input three times wrong password will be issued a warning, and then be locked. The user can only be unlocked enabled super password 666666
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Size: 71680 |
Author: 赫赫 |
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