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手机已成为人们日常生活中不可缺少的通讯设备,随着3G时代的到来,3G上的一些特殊应用,比如上网、可视电话等越来越为人们所接受,人们正在追求自己的手机有更强、更实用的功能。介绍数字式红外传感器的功能特点,并详细介绍PS201与3G手机应用平台SC8800G搭配实现安全报警手机的设计思路和硬件电路,PS201数字红外传感器具有能感应人体辐射宽波段红外的功能。
Mobile phones have become an indispensable communication device in people’s daily life. With the advent of the 3G era, some special applications on 3G, such as the Internet and video phones, have become more and more accepted by the people. People are pursuing their own mobile phones more Strong, more functional features. Describes the features of the digital infrared sensor and introduces in detail the PS201 and 3G mobile phone application platform SC8800G collocate the design idea and hardware circuit of the security alarm mobile phone. The PS201 digital infrared sensor has the function of sensing the human body’s wide-band infrared radiation.