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The Ethernet Interface must meet many standards related to the different transmission speeds and error correction types available. It connects your devices to a local area network (LAN) with Ethernet as the transmission mechanism. You can create LAN with router and Ethernet cables so your connected devices can communicate with each other.Įthernet interface serves as a network client and refers to a circuit board or card in your computer. It offers a simple interface and serves as a connection for multiple devices, such as computers and routers. What is Ethernet?Įthernet is the most popular way of connecting computers to a network via a wired connection. Despite its simplicity, the synchronous interface’s disadvantage is low noise immunity. The receiver requires some assistance, and it usually comes as a clock signal shared by the receiver and transmitter. In synchronous serial interface or SPI, the receiver lacks an internal clock, showing that it cannot individually synchronize its data line reading with the transmission rate of the transmitter. The frame includes certain information (for instance, data) and some overhead, such as control bits. A frame is a single, non-divisible packet of bits. With an asynchronous interface or SCI, data travels in well-defined frames. There are two types of serial interface: asynchronous and synchronous. Although many do not use the serial ports and chose USB connections, most modems and printers still use them. The serial port is one of the most basic connections to a computer that has been an integral part of it for 20 years. You can find serial ports on the back of your computer as a part of the motherboard.īefore Ethernet, routers usually connected via those ports. Serial ports were common on early computers for connecting a modem, mouse, and other peripherals. Serial cable transfers information between two devices via a serial communication protocol. It outweighs and outstrips the parallel bus’s advantage of simplicity and its disadvantages. It is due to improved signal integrity and transmission speeds in modern serial technology.