基于STC89C52的汽车车门无线控制系统设计

Design of Vehicle Door Wireless Control System Based on STC89C52

设计了一种以高速单片机为核心的汽车车门无线控制系统,详细阐述了系统的总体结构、硬件电路和软件编程的设计方案:单片机选用超低功耗、抗干扰能力强、可与8051兼容的STC89C52;继电器控制模块连接单片机的P0口,分别控制电机正反转和电磁离合器的开启闭合;无线收发模块选用CMOS工艺的低功耗低价位通用编/解码电路PT2262/2272。该系统能实现电动车门的遥控开启和关闭,同时具有安全锁止和防夹等功能,其结构简单,性价比高,具有一定实用价值。

A design of vehicle door wireless control system based on high-speed microcontroller,and overall design of the system,hardware circuit and software design plan are introduced.The microcontroller STC89C52 is selected,it is sultra-low power with anti-interference ability and can be compatible with 8051.Relay control module is connected with the MCU P0 port,it controls the motor reversing and the electromagnetic clutch.Wireless transceiver module uses low-power CMOS technology and lowcost encoding /decoding circuit PT2262 /2272.The system can realize remote control of opening and closing the electric door,it also has a safety check and anti-pinch,the system can be practically applied with feature of simple structure,high performancecost ratio.