The digital camera captures the image directly and then passes through a string, a port, or a USB interface to the computer. The computer market camera is mainly digital camera, and digital camera in the use of new data transmission interface of the USB digital camera, the majority of the market visible is this product. In addition, there is a video capture card with the use of products, but not mainstream. Because of the rapid popularity of personal computers, the overall cost of analog cameras is higher, and can not meet the BSV LCD splicing interface and other reasons, USB interface transmission speed is much higher than the serial port, and port speed, so the market USB interface

Camera

Camera

The digital camera