Dongguan Xin Electronics Co., Ltd. is a joint professional development of a dedicated car sales car / common audio and video cable / device, data communication cables / devices and power cables of various equipment / devices, high-definition audio and video series Displayport, HDMI, DVI , VGA Series Cable / Adapter and headset, USB data cable / device companies.
Connection to the host computer interface types are USB, PCI, PCMCIA, etc. Computer accessories data cable through a different interface and computer connectivity. For example, the mouse is usually via USB or PS / 2 interface and the computer connection, usually through the PCI interface card and computer. Different cable to connect the interface adapter and the computer is not the same. Here is the common interface types:
Serial interface: Serial short, that is, COM interface, a serial communication protocol is the use of the expansion, serial in 1980 after the data transfer rate is 115kbps-230kbps, mouse and serial port used to connect an external Modem and old-fashioned devices such as cameras and tablet, at present, most new motherboards have started to cancel the interface.
Parallel Interface: short parallel, that is, LPT port, parallel communication protocol is an extension interface. Parallel data transfer rate 8 times faster than the serial port, standard parallel port data transfer rate of 1Mbps, generally used to connect printers, scanners and so on. It is also known as parallel printer port.
USB Interface: USB Chinese meaning is "Universal Serial Bus", it is not a new bus standard, is applied in the field of PC interface technology. USB cable for the device can provide up to 5V, 500mA power, USB interface can also be connected via a special USB cable to achieve double machine interconnection, and can be extended by more interfaces Hub, USB transfer speed up to 480Mbps, and easy to use, support hot-spots, connecting flexible, independent power supply, etc., you can connect a mouse, keyboard, printer, scanner, camera, flash drives, MP3 players, mobile phones, digital cameras, mobile hard drive, external floppy drive light, USB modem, ADSL Modem, Cable Modem ... ... almost all the external devices can be connected via the USB interface. There are three types of USB interface:
1.Type A general for PC
2.Type B is generally used for USB devices
3.Mini USB is generally used in digital cameras, digital cameras, measuring and removable hard disk
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