Hardware: Communications

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Introduction

Getting data in and out of a PC can be done in many ways, both wired and wireless. Connections exist for communicating to a variety of Peripheral devices

  • Standard: Monitor, Keyboard, Mouse,
  • Optional: Printer, Scanner, Multi-function (Printer/Scanner/Copier/Fax) and
  • Communication devices: Modem, Router, Switch
Icon Objective.png

Objective : Communications and connections

By the end of this page you will be able to:

  • Describe various ways a Computer can connect to external sources

Connectors

Universal Serial Bus (USB)

USB 1.0

USB 2.0

USB 3.0

USB 3.0 promises the following:

  • Higher transfer rates (up to 4.8 Gbps)
  • Increased maximum bus power and increased device current draw to better accommodate power-hungry devices
  • New power management features
  • Full-duplex data transfers and support for new transfer types
  • New connectors and cables for higher speed data transfer...although they are backwards compatible with USB 2.0 devices and computers

(SuperSpeed USB 3.0 FAQ, 2010[1] ;Universal Serial Bus,2010, July 31).[2]

eSATA (external Serial Advanced Technology Attachment)

  • Used to connect external SATA hard drives directly to the motherboard.
    • Rev 2.0: (SATA 3Gbps)
    • Rev 3.0: (SATA 6Gbps) standard released 2009
File:ESATA.jpg
2011: Telecom USB T-stick SW306 21Mbps

Ref: Serial ATA. (2011, March 14)[3]

Wireless communications

Mobile broadband

Telecom T-Stick

2011: Telecom USB T-stick SW306 21Mbps

USB, Suitable for both Windows and Mac operating systems, Supports a MicroSD Card up to 4GB (can double as a portable storage device) 21Mbps Enabled. (National average estimated at 4Mbps)

  • Telecom T-stick MF636 7.2Mbps. National average speed (2011) 3Mbps
  • Telecom Pre-Pay Mobile Broadband 3.6Mbps National average 1.5Mbps

Vodafone (NZ) Vodem

  • Very difficult to find specifications (please help me out !!)

Bluetooth

Icon References.png References

  1. SuperSpeed USB 3.0 FAQ (2010, July 27). In Everything USB. Retrieved August 1, 2010 from http://www.everythingusb.com/superspeed-usb.html
  2. Universal Serial Bus. (2010, July 31). In Wikipedia, The Free Encyclopedia. Retrieved August 1, 2010, from http://en.wikipedia.org/w/index.php?title=Universal_Serial_Bus
  3. Serial ATA. (2011, March 14). In Wikipedia, The Free Encyclopedia. Retrieved 10:35, March 16, 2011, from http://en.wikipedia.org/w/index.php?title=Serial_ATA
  4. Telecom T-stick SW306 21Mbps (2011, April 16). In Dick Smith Electronics site. Retrieved April 16, 2011 from http://www.dse.co.nz/dse.shop/4d805de800ef19982740c0a87f3b06f2/Product/View/E9638

Hardware: Communications. (2017). In virtualMV's ( Michael Verhaart ) wiki. Retrieved June 25, 2017, from http://www.virtualmv.com/wiki/index.php?title=Hardware%3A_Communications    (zotero)