红外报警系统的红外部分VB程序,类似于热释红外-Infrared alarm system of infrared part of the VB program Similar to the pyroelectric infrared

物联网知识，人体红外传感器，单片机，部分代码实现过程-Study on the atuo- measurement system of pyroelectric coefficient

通过51单片机和人体热释电模块、声音检查模块，庞大暖是否有人，向指定电话号发送短息(Through 51 singlechip and the human pyroelectric module and the sound check module, Pang Danuan has someone to send a short message to a designated phone number.)