What is an adapter?

The adapter is an interface converter. It can be an independent hardware interface device that allows hardware or electronic interfaces to be connected to other hardware or electronic interfaces. It can also be an information interface, such as a power adapter or a tripod base. Adapter components, USB and serial port adapter equipment, etc.

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The adapter is an interface converter, which can be an independent piece of hardware Interface devices allow hardware or electronic interfaces to be connected to other hardware or electronic interfaces, and can also be information interfaces. For example: power adapter, tripod base adapter, USB and serial port adapter, etc.

Basic meaning of adapter

In a computer, the adapter is usually built into a card that can be inserted into the slot on the motherboard (there are also external ones). The adapter in the card Information is exchanged with devices supported by the processor and adapter.

The power adapter is a power supply conversion device for small portable electronic equipment and electronic appliances. It generally consists of a casing, a power transformer and a rectifier circuit. According to its output type, it can be divided into AC output type and DC output type; according to the connection The methods can be divided into wall-mounted type and desktop type. Since mobile PCs do not have batteries, power adapters are particularly important for them.

The power adapter of most mobile PCs can automatically detect 100~240V AC (50/60Hz). Basically all mobile PCs have an external power supply and are connected to the host with a line. This can reduce the size and weight of the host. Only a few models have the power supply built into the host. There is a nameplate on the power adapter, which indicates the power, input and output voltage, current and other indicators. Pay special attention to the input voltage range. This is the so-called "travel power adapter".

When MBeans are registered with an MBean server, protocols are required to interoperate with these MBeans and retrieve information for requests from management applications. This is enabled through protocol adapters, which convert management application data into standard protocol messages.

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