A door -lock controller is designed,which uses fingerprint technology to control the door on and off.One opening a door is only to press one`s finger so the annoyances of mechanical key are released.

• 设计了一种利用人的指纹来控制打开门锁的门禁机,只要手指一按,即可开门,免去了传统的机械钥匙的烦恼。