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在Windows98下利用VB的串行通讯控件可实现PC机与多单片机之间的通讯。采用定时器控制大大加快了自动化进程,克服了往多“握手”协议造成的通讯速度缓慢的缺点。-in Windows98 using VB serial communication controller can be achieved with a PC between the MCU communications. Using the timer control greatly accelerate the automatio
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this the coding for home automation using pic microcontroller and plc modem it will help to improve program knowledge-this the coding for home automation using pic microcontroller and plc modem it will help to improve program knowledge
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采用AT89C52单片机洗衣机进行智能控制.通过7
4LSl38译码器、水位检机构、LED数码显示、键盘等硬件的设计.可以实现洗衣机工作过程的自动化。-Washing machine using AT89C52 microcontroller for intelligent control. Through 7
4LSl38 decoder, the water level inspection institutions, LED digital display, keyboard an
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This project integrates automation and security into a single unit. Also abnormal condition of any sensor is detected immediately and message is given as an alert to the user PC. Monitoring and controlling home environment in real time is made possib
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Introduction
Dial your number using DTMF phone or Cell phone from anywhere in the world and remotely turn on/off any of the 8 relays. The MCU on the interface senses Telephone ring, Automatic telephone pick up, and line hang up, displays informati
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nRF905 是挪威 Nordic VLSI 公司推出的单片射频收发器,工作电压为 1.9 ~3.6V, 32 引脚 QFN 封装 (5×5mm),工作于 433/868/915MHz 三个 ISM(工业、科学和医学)频道,频道之间的转换时间小于 650us。
nRF905 由频率合成器、接收解调器、功率放大器、晶体振荡器和调制器组成,不需外加声表滤波器, ShockBurstTM 工作模式,自动处理字头和 CRC(循环冗余码校验),使用 SPI 接口与微控制器通信,配置非 常方便。此外,
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使用AVR单片机设计一款自动化平台下位机,上位机通过uart方式控制。-Using AVR microcontroller design automation platform machine, PC through the uart mode control.
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