Intelligent household door

[0011] Such as figure 1 Shown, a smart home door based on 51 single chip microcomputer, including core control part, door opening detection part

[0012] Points, dark detection part, lighting part and alarm part.

[0013] The core control part includes: 51 single chip microcomputer [1] and its surrounding hardware circuit [8]. The two input ports of 51 single-chip microcomputer [1] receive the signals sent by the door opening detection part and the dark detection part, and judge whether the door is opened when it is dark, and if so, 51 single-chip microcomputer [1] controls the lighting through one of the output ports Part of the high-brightness LED light [7] lights up. The door opening detection part includes: a reed switch [4] fixed on the door frame [6], a permanent magnet [3] fixed on the door body [5] directly opposite to it, and surrounding hardware circuits [8]. When the door [5] is opened, the permanent magnet [3] is removed, and the reed switch [4] is disconnected from the