project: ieee p802.15 working group for wireless personal area networks (wpans)
DESCRIPTION
Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs) Submission Title: [ZigBee Tutorial] Date Submitted: [July 2003] Source: [Ed Callaway] Company: [Motorola] Address: [8000 W. Sunrise Blvd, Plantation, Florida, 33322, USA] - PowerPoint PPT PresentationTRANSCRIPT
July 2002
Ed Callaway, MotorolaSlide 1
doc.: IEEE 802.15-03/305r0
Submission
Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)Project: IEEE P802.15 Working Group for Wireless Personal Area Networks (WPANs)
Submission Title: [ZigBee Tutorial]Date Submitted: [July 2003]Source: [Ed Callaway] Company: [Motorola]Address: [8000 W. Sunrise Blvd, Plantation, Florida, 33322, USA]Voice:[+1 954 723 8341], FAX: [+ 1 954 723 3712], E-Mail:[[email protected]]
Re: [ ZigBee / IEEE 802.15.4 draft 18 ]
Abstract: [This contribution is a general overview of the ZigBee Alliance.]
Purpose: [To describe ZigBee status.]
Notice: This document has been prepared to assist the IEEE P802.15. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein.
Release: The contributor acknowledges and accepts that this contribution becomes the property of IEEE and may be made publicly available by P802.15.
July 2002
Ed Callaway, MotorolaSlide 2
doc.: IEEE 802.15-03/305r0
Submission
Submission Title: [02090r3ZB_MG-ZigBee-Tutorial]Date Submitted: [12 February 2003]Source: [Venkat Bahl ] Company [Philips]Re: [ZigBee Tutorial document: 02090r1ZB_MG-ZigBee-Tutorial2feb03]
Abstract: [A short introduction to the ZigBee Alliance and the protocol.]
Purpose: [To help acclimate of new members.]
Notice: This document has been prepared to assist the ZigBee Alliance. It is offered as a basis for discussion and is not binding on the contributing individual(s) or organization(s). The material in this document is subject to change in form and content after further study. The contributor(s) reserve(s) the right to add, amend or withdraw material contained herein.Release: The contributor acknowledges and accepts that this contribution will be posted in the member area of the ZigBee web site.
July 2002
Ed Callaway, MotorolaSlide 3
doc.: IEEE 802.15-03/305r0
Submission
Tutorial
July 2002
Ed Callaway, MotorolaSlide 4
doc.: IEEE 802.15-03/305r0
Submission
Mission Statement
ZigBee Alliance members are defining global standards for reliable, cost-effective, low power wireless applications. The ZigBee
Alliance is a rapidly growing, non-profit industry consortium of leading
semiconductor manufacturers, technology providers, OEMs and end users worldwide.
July 2002
Ed Callaway, MotorolaSlide 5
doc.: IEEE 802.15-03/305r0
Submission
Development of the Standard• IEEE 802.15.4 Working Group
– Defining lower layers of protocol stack: MAC and PHY
– Available today• ZigBee Alliance
– 50+ companies: semiconductor mfrs, IP providers, OEMs, etc.
– Defining upper layers of protocol stack: from network to application, including application profiles
– Initial draft available mid 2003
SILICON
ZIGBEE STACK
APPLICATION Customer
IEEE
ZigBee Alliance
July 2002
Ed Callaway, MotorolaSlide 6
doc.: IEEE 802.15-03/305r0
Submission
The ZigBee Alliance Solution
• Targeted at home and building automation and controls, consumer electronics, PC peripherals, medical monitoring, and toys
• Industry standard through application profiles• Primary drivers are simplicity, long battery life,
networking capabilities, reliability, and cost• Alliance provides interoperability and certification
testing
July 2002
Ed Callaway, MotorolaSlide 7
doc.: IEEE 802.15-03/305r0
Submission
History
ZigBee
IEEE 802.15.4
1998 1999 2000 2001 2002
RSI/TRDProposals
Initial MRD v0.2
PAR
Proposalto IEEE
Proposals CompletionReviews
ZigBee Allianceformed
July 2002
Ed Callaway, MotorolaSlide 8
doc.: IEEE 802.15-03/305r0
Submission
The Wireless MarketS
HO
RT
<
R
AN
GE
>
L
ON
G
LOW < DATA RATE > HIGH
PAN
LAN
TEXT GRAPHICS INTERNET HI-FI AUDIO
STREAMINGVIDEO
DIGITALVIDEO
MULTI-CHANNELVIDEO
Bluetooth1ZigBee
802.11b
802.11a/HL2 & 802.11g
July 2002
Ed Callaway, MotorolaSlide 9
doc.: IEEE 802.15-03/305r0
Submission
Applications
ZigBeeLOW DATA-RATE RADIO DEVICES
HOME AUTOMATION
CONSUMER ELECTRONICS
TVVCRDVD/CDremote
securityHVAClightingclosures
PC & PERIPHERALS
TOYS & GAMES
consolesportables
educational
PERSONAL HEALTH CARE
INDUSTRIAL & COMMERCIAL
monitorssensors
automationcontrol
mousekeyboardjoystick
monitorsdiagnostics
sensors
July 2002
Ed Callaway, MotorolaSlide 10
doc.: IEEE 802.15-03/305r0
Submission
Market Requirements (1)
• Global, license free ISM band operation• Unrestricted geographic use• RF penetration through walls & ceilings• Automatic/semi-automatic installation• Ability to add or remove devices• Cost advantageous
July 2002
Ed Callaway, MotorolaSlide 11
doc.: IEEE 802.15-03/305r0
Submission
Market Requirements (2)
• 10k-115.2kbps data throughput• 10-75m coverage range• Up to 65k slave nodes per network• Up to 100 co-located networks• Up to 2 years of battery life on standard Alkaline
batteries
July 2002
Ed Callaway, MotorolaSlide 12
doc.: IEEE 802.15-03/305r0
Submission
Frequencies and Data Rates
BAND COVERAGE DATA RATE CHANNEL(S)
2.4 GHz ISM Worldwide 250 kbps 11-26
868 MHz Europe 20 kbps 0
915 MHz ISM Americas 40 kbps 1-10
July 2002
Ed Callaway, MotorolaSlide 13
doc.: IEEE 802.15-03/305r0
Submission
Stack Reference Model
IEEE 802.15.4 PHY
IEEE 802.15.4 MAC (CPS)
ZigBee NWK
MAC (SSCS)802.2 LLC
IP
API UDP
ZA1 ZA2 … ZAn IA1 IAn
Transmission & reception on the physical radio channel
Channel access, PAN maintenance, reliable data transport
Topology management, MAC management, routing, discovery
protocol, security management
Application interface designed usinggeneral profile
End developer applications, designed using application profiles
July 2002
Ed Callaway, MotorolaSlide 14
doc.: IEEE 802.15-03/305r0
Submission
Protocol Stack Features• 8-bit microcontroller • Full protocol stack <32 k• Simple node-only
stack ~4k• Coordinators
require extra RAM– Node device database– Transaction table– Pairing table
PHY LAYER
MAC LAYERMAC LAYER
DATA LINK LAYER
NETWORK LAYER
APPLICATION INTERFACE
APPLICATION
Silicon
ZigBee Stack
Application
Customer
IEEE
ZigBee Alliance
July 2002
Ed Callaway, MotorolaSlide 15
doc.: IEEE 802.15-03/305r0
Submission
Topology Models
PAN coordinator
Full Function Device
Reduced Function Device
Star
Mesh
Cluster Tree
July 2002
Ed Callaway, MotorolaSlide 16
doc.: IEEE 802.15-03/305r0
Submission
IEEE 802.15.4 MAC Overview• Employs 64-bit IEEE & 16-bit short addresses• One PAN coordinator & multiple RFDs/FFDs• Optional superframe structure with beacons• CSMA-CA channel access• Simple frame structure• Reliable delivery of data• Association/disassociation• GTS mechanism• AES-128 security
July 2002
Ed Callaway, MotorolaSlide 17
doc.: IEEE 802.15-03/305r0
Submission
Organization Structure
July 2002
Ed Callaway, MotorolaSlide 18
doc.: IEEE 802.15-03/305r0
Submission
More Information
ZigBee Alliance web site http://www.ZigBee.org
IEEE 802.15.4 web site
http://www.ieee802.org/15/pub/TG4.html