USB Ports

USB Ports

Introduction

USB Ports – Universal Serial Bus, is a standard type of connection for many different kinds of devices also it is plug and play interface that allows a computer to communicate with peripheral and other devices.

A wide variety of USB Hardware exists, including eleven different connectors, of which USB-C is the most recent device.

Many types of USB cables are used to connect the USB devices in external devices. USB ports and cables are used to connect hardware such as printers, computers, mouse and keyboard etc,

Important points, maximum devices used the USB port for charging and data transfer. It is very prominent in the modern world.

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USB

Released of USB

The first commercial release of the Universal Serial Bus (version 1.0) was in January 1996 and the USB standard is currently maintained by the USB Implementers Forum (USB-IF). There have been four generations of USB specifications:

1-USB 1.x

2-USB 2.0

3-USB 3.x

4-USB 4

Note: The parts of a USB-connected system, including a computer, the cable, and the device, can all support different USB standards so long as they are physically compatible. If you want to be achieve the maximum data rate, you must maintain the all parts in same standards.

USB Versions

S.No USB Version Description and Date Rate
1 USB 4 USB4 supports 40 Gbps (40,960 Mbps). In contrast to prior USB protocol standards, USB 4 requires USB-C connectors and for power delivery it requires support of USB PD
2 USB 3.2 It supports 20 Gbit/s, it is called Super speed and USB dual-lane
3 USB 3.1 It supports 10 Gbit/s
4 USB 3.0 It supports 5 Gbit/s
5 USB 2.0 It supports 1.5 Mbit/s
(Low Speed)
12 Mbit/s
(Full Speed)
480 Mbit/s
(High Speed)
6 USB 1.1 It supports 1.5 Mbit/s
7 USB 1.0 1.5 Mbit/s
(Low Speed)
12 Mbit/s
(Full Speed)

Find USB Ports

In all computer peripherals or other electronic devices have minimum one USB port. Here showing some sample USB Port image for different peripheral devices.

1-Server and Desktop: It has 2 to 4 USB ports are available in front side and 2 to 8 ports in back side.

USB - Server and Desktop

2-Laptop: Various types of laptop manufacturer are making different number USB ports, like 4 USB ports or 8 USB ports.

3-Android phones: USB port or USB-C type ports are using in android phones for charging and data transfer purpose.

USB-Phones

4-Tablet Computer: In generally it has using micro USB and sometimes USB-C. The charging port is a USB port. You can view the additional USB port also in some tablets.

USB Connector

Different types of USB connector is available in the digital market; it has various size and models. In default version of USB connectors including the standard USB, Mini USB, and Micro USB, have two or more differences of connectors.

USB Type-C

USB Type-C

The latest version of USB connector is called USB Type-C. It has a 24-pin USB connector system with a rotationally symmetrical connector. The USB Type-C Specification 1.0 was published by the USB Implementers Forum and was finalized in August 2014. It was developed at roughly the same time as the USB 3.1 specification.

Micro-USB

It was designed to replace the mini-USB and the two types of Micro-USB are Micro-A and Micro-B.

Micro-A – Feature a larger maximum overmold size.

Micro-B – This cables are often used to connect computer peripherals, video game controllers.

Mini-USB

It is also known as Mini-B or Mini-USB. This is a tiny connector that’s popular on all kinds of portable devices. Everything from Android phones to external battery packs to Bluetooth headphones uses a port. However, some micro-USB smartphones have moved onto the newer USB-C port.

List of USB Devices

Do you know about how many devices has USB ports? I just mentioned that in below for some computer devices and other devices.

  • Keyboard
  • Keypad
  • Mouse
  • Printer
  • Scanner
  • External Drive
  • iPod or other MP3 Players
  • Microphone
  • Smartphone
  • Tablet
  • Webcams
  • Joystick
  • Digital camera

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