High security electronic lock circuit (T630/T631)

Relevant key device information applied in this article: ACM1330E T630 T631 ACM1550D uses code hopping encoding and decoding circuits to form high-security electronic locks, installations and safes, confidential file cabinets, confidential rooms, etc., to ensure their safety. As shown in the figure Shown is a high security electronic lock circuit composed of code hopping codec circuit ACM1330E/ACM1550D and long wave remote control transmitter/receiver circuit T630/T631. (a) is the code transmitter circuit; (b) is the receiver decoding circuit.