SCM-based Infrared Remote Control Electronic Password Lock
Abstract: This paper designed an electronic password lock which can be unlocked natively or by remote control, employing the principle of infrared remote control and based on SCM AT89C51. This lock can perform a series of functions such as touch-indication, input error prompt, password confirmation, unlocking control and alarm control, and it can be able to change password when cracked, so it owns the advantages of strong security, high flexibility, wide usage area and so on.
Key words: AT89C51; infrared remote control; password lock