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- 基于AT89C51单片机为核心的遥控报警系统设计
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- 一个很好用的报警代码--A good alarming system.
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- 这是电话智能报警器的源程序,不过有点老了,已经生产了6年多.
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- 状态1：正常时，8个LED发光二极管（彩灯）循环点亮。 • 状态2：有报警时，蜂鸣器发出报警声（用P3.3接一个按键，模拟产生报警信号。当开关合上，发生报警；当开关断开，报警停止。用P3.7输出音频信号驱动扬声器，作为报警信号），同时8个LED发光二极管（彩灯）闪烁。 P3.2接一个按键，用于消除报警
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- 利用无线模块开发的报警器源程序，此程序已在产品中使用-The use of wireless module developed by alarm source, this procedure has been used in the product
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- 功能：利用ds18b20检测当前温度，通过和设定参数的比较，给ISD1420发出 报警脉冲，通过功率放大器LM386 驱动喇叭报警。-Functions: detection of the current use of DS18B20 temperature, through the comparison of parameters and settings, to issue a warning ISD1420 pulse, through the power amplifier LM
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- 本系统主要由单片机和GSM短信模块组成，借助最可靠、最成熟的GSM移动网络，以最直观的中文短消息或电话形式，直接把报警地点的情况反映到您的手机屏幕上-This system is mainly composed message Singlechip and GSM modules, with the most reliable, the most sophisticated of the GSM mobile network in the most intuitive of the Chines
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- 报警电路 单片机控制的自动报警器 C程序和汇编编写-Single-chip control circuit alarm alarm automatic compilation of procedures and the preparation of C
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- 间断声光报警信号试验 报警时有滴滴滴的声音提示以及发光提示-Intermittent sound and light warning alarm signal when the pilot' s voice prompts DDD, as well as LED prompt
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- 使用蜂鸣器报警，类似警报的声音，使用汇编代码-The use of buzzer alarm, similar to the voice of warning, the use of assembly code
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- 当检测到有险情就会拨通预先保存的电话号码-When it detects that there is danger it will dial a pre-stored phone numbers
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- 专业实验，红外感应器的80c51单片机程序-Experiment, infrared sensors 80c51 microcontroller program
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- A/D采集电压，单片机分析电压范围，如果超限或欠压就报警，并送数码管显示-A/D acquisition voltage, the microcontroller of the voltage range, if the overrun or under-voltage to the police, and sent digital display
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- AT89S52单片机简单的报警程序，已经在单片机上调试成功。-AT89S52 microcontroller simple alarm program has been successful in the MCU debugging.
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- 利用单片机监控传感器信号来判断防火和防盗事件发生并做出相应的反应，以达到时刻预防意外发生并在意外发生时做出选择及时的补救措施。设计分别从系统硬件、软件、稳压电源和抗干扰技术等方面做了阐述。-Monitoring the sensor signals using SCM to determine the fire and security incidents and respond accordingly to achieve the moment of accident prevention a
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- 主要是通过51单片机控制GSM模块开发的报警系统，单片机通过发送AT指令控制系统，可以更好的掌握51及GSM模块的功能-51 MCU control mainly through the development of GSM alarm system module, MCU control system by sending AT commands, you can better grasp the function of 51 and GSM module
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- c52,光敏二极管，烟雾传感器mq2组成的报警电路-c52, photodiode, the composition of the smoke alarm circuit sensor mq2
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- 基于单片机的气体防爆系统的报警系统，但没有设置上下限-Microcontroller-based gas explosion-proof system of the alarm system, but there is no set upper and lower limits
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- 数字温度计 采用单总线 单片机51西利润-Digital Thermometer good information hduwiddw uwisdhuwiu uiewsjuw