Traditional Culture Encyclopedia - Traditional culture - What is a bus?
What types of buses are there?
What types of signals are transmitted on the bus?
What is a bus?
What types of buses are there?
What types of signals are transmitted on the bus?
Bus is a public communication trunk that transmits information between various functional components of the computer. It is a transmission harness composed of wires. Common data buses are ISA, EISA, VESA, PCI, etc.
According to the type of information transmitted by the computer, the bus of the computer can be divided into data bus, address bus and control bus.
Information on the three major buses is sent in the form of broadcast, but only the corresponding addressed device on the address bus can copy and receive it.
The basic principle of expanded data bus transmission. The basic function of the bus is to transmit signals. In order for the information of each subsystem to be transmitted effectively and in a timely manner, in order not to interfere with each other's signals and avoid overcrowding in the physical space, it is best to
The best way is to use multiplexing technology, which means that the basic principle of bus transmission is multiplexing technology.
The main technical indicators for evaluating the bus are the bandwidth of the bus (i.e., the transmission rate), the width of the data bits (bit width), the operating frequency, and the reliability and stability of the transmitted data, etc.
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