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- 基于单片机控制的电子密码锁 摘要:本系统由单片机系统、矩阵键盘、LED显示和报警系统组成。系统能完成开锁、超时报警、超次锁定、管理员解密、修改用户密码基本的密码锁的功能。除上述基本的密码锁功能外,还具有调电存储、声光提示等功能,依据实际的情况还可以添加遥控功
shengguangbaojing
- 使用8255芯片,编写程序控制音乐发生器和LED工作使他们组成声光报警装置,自己设置按键来控制音乐发生器启-The use of 8255 chips, the preparation of program music generator and LED components work so that they sound and light alarm devices, set up their own buttons to control music generator Kai
zhuchengxu
- 实现智能电表的基本功能,如:掉电保护功能,声光报警功能和与上位机通信等功能。-The realization of the basic functions of the smart meter, such as: brown-out protection, sound and light alarm functions and communication with PC functions.
shengguang
- 《微机原理与接口技术》的课程设计,是声光报警的设计,压缩包里含c语言和汇编写了俩个程序,和一份报告。其中设计指导里都有说明,很清楚。-" Microcomputer Principle and Interface Technology" courses are designed to sound and light alarm design, compression bag containing c language and the compilation of written
kechengsheji_songlight
- 微机接口与原理技术课程设计——声光报警系统的实现——使用C语言编程-Computer interface technology with the principles of curriculum design- sound and light warning system- the use of C language programming
jiekou
- 基于中断控制的声光报警器的设计 汇编语言,主要是对8255,8253等芯片的编程。-In order to communicate with more people,you can take a note what are you really want.
ElectronicCodeLocksource
- 本系统由单片机系统、矩阵键盘、LED显示和报警系统组成。系统能完成开锁、超时报警、超次锁定、管理员解密、修改用户密码基本的密码锁的功能。除上述基本的密码锁功能外,还具有调电存储、声光提示等功能,依据实际的情况还可以添加遥控功能。本系统成本低廉,功能实用 -This system consists of microcomputer systems, matrix keypad, LED display and alarm system components. System can comple
mimashuo
- 本系统由单片机系统、矩阵键盘、LED显示和报警系统组成。系统能完成开锁、超时报警、超次锁定、管理员解密、修改用户密码基本的密码锁的功能。除上述基本的密码锁功能外,还具有调电存储、声光提示等功能,依据实际的情况还可以添加遥控功能。本系统成本低廉,功能实用 -The system consists of single chip systems, matrix keypad, LED display and alarm system components. System to complete t
FSQ
- 通过无极性两总线接收主机发送的报警信息并显示,同时发出声光报警信号。-Promise of two bus through the receiving host sends alarm information and display, audible and visual alarm signal.
temp_alarm
- 程序为温度报警系统,功能如下: 1. 显示当前时间和温度,时间显示采用实时时钟,掉电后时钟继续工作; 2. 可以通过外部键盘设置温度的上限值和下限值,温度超过上限值和下限值分别报警,并有声光指示; 3. 报警后记录当前温度和时间,并保存到EEPROM,每5分钟最多报警一次,报警记录要求能够查询; -Procedures for the temperature alarm system, functions as follows: 1. Displays the current t
soundl
- 编写程序控制音乐发生器和LED工作使他们组成声光报警装置,自己设置按键来控制音乐发生器启停。-Write a program to control the music generator and LED work to make them audible alarm device composition, set up their own start and stop buttons to control music generator.
DS18B20
- 以AT89S52单片机为核心设计智能火灾报警系统,包括硬件和软件设计两部分。通过温度传感器DS18B20检测现场参数,经过信号调理电路、A/D转换后送入单片机进行数据处理,通过LED显示实现实时显示,并进行声光报警。-AT89S52 microcontroller as the core design of intelligent fire alarm system, including hardware and software design in two parts. Detected by
rrgivter
- 报警有声光报警,本文通过红绿灯的颜色改变,实现报警功能,()