USB is short for Universal Serial Bus. The USB interface adopts serial communication, which is a serial bus standard for connecting computers and devices. It is also a technical specification for input and output interfaces, and is widely used in personal computers and mobile devices. For example, our current mobile phones or computers are mainly USB interfaces.
USB interface is widely used in industrial equipment. It is one of the data interfaces with the most rapid development, the most extensive application, the most variety and the highest market share. At present, Micro USB B (USB2.0 version) and USB Type-C (USB2.0 and USB3.0 version) are mainly used in the infrared camera core.
So, how to distinguish USB2.0 and USB3.0?
- The data transmission rate of USB3.0 is ten times that of USB2.0
- USB 3.0 drive can be compatible with USB 2.0 port, otherwise it cannot
- USB 3.0 can provide more powerful bandwidth and power