Look at the circuit diagram below: RX0 - RXn is the resistance to be measured. The circuit working idea is: the current source is connected to the output end of CD4051 through an unknown small resisto
1. Introduction
Suitable for access control of residential buildings, its main function is to support password input and face recognition unlocking.
Can be viewed remotely2. System Block Diagram
The a
Author: Amelie Zheng
In recent years, millimeter wave radar technology has become increasingly mature. In the previous section, we mainly introduced the application of barrier radar in the industrial
Robots are already involved in almost everything around us to some degree. They are used in agricultural harvesting, warehouse handling, campus delivery, and consumer product delivery. These robots ar
The UV sterilizer uses the principle of ultraviolet light to disinfect bacteria. The UV LED can generate ultraviolet light in the 260nm~280nm band, directly cutting off bacterial DNA/RNA and completel