An Introduction to Bluetooth

Stonestreet One
Presentation Goals
Can we buy it?

What can it do?
Time?
Bluetooth History
Began as a private development effort at
Ericsson
in
1994
z 5 companies joined to form the
Bluetooth Spe...
Bluetooth Qualification
Sign
Bluetooth
Adopter’s
Agreement

Produce
Product
Sample with
ICS

Send to
BQTF

Pass Tests.
Get...
Bluetooth SIG Overview
z

Membership Levels
Promoter Companies
–
Associate Members
–
Adopter Companies
–

z

Organization
...
Bluetooth Goals
z

Open Specification

z

Voice and Data Capability

z

Worldwide Usability

z

Short-Range Wireless Solut...
Where does Bluetooth fit in?
Range
(m)

Data
Rate
(Mbps)

IR

Device
synchronization,
data transfer

1

16

Bluetooth

Cab...
Bluetooth Technology 101
z

Radio Frequency Based

z

2.4 GHz ISM band

z

Bandwidth

z

Maximum – 723.2 kb/s

z

Specific...
Bluetooth Data Rates
Packet

Max Payload
Type
(bytes)

Symmetric Rate
(kbps)

Asymmetric Rate
(kbps) Forward

Asymmetric
R...
Bluetooth Protocol Stack
Bluetooth Stack
Applications

OSI Layers
Audio

Profiles

Application Layer

Presentation Layer
O...
Bluetooth Modules
Applications
Profiles

OBEX
RFCOMM

SDP

TCS

L2CAP
Host Controller Interface

Link Manager
Link Control...
Bluetooth Modules (con’t)
Power

Range

Class 1

20 dBm

100 m

Class 2

0-4 dBm

10 m

Class 3

0 dBm

1m

Interface
USB
...
Bluetooth Protocol Stacks
Applications
Profiles

OBEX
RFCOMM

SDP

TCS

L2CAP
Host Controller Interface

Link Manager
Link...
Usage Model vs. Profiles
z

Usage Models
Define real world situations
– Resulted in profiles
–

z

Profiles
Included in th...
Real World Scenarios
z

Cable Replacement
–

z

Data and Voice Access Points
–

z

Business card exchange, multi-player ga...
Specification v1.1 Profiles
z
z
z

Generic Access Profile
Service Discovery Application Profile
Serial Port Profile
–

Vir...
Specification v1.1 Profiles (con’t)
z

Generic Object Exchange Profile
Object Push Profile
– File Transfer Profile
– Synch...
Post Specification v1.1 Profiles
z

Human Interface Profile

z

Hands-free Profile

z

Hardcopy Cable Replacement Profile
...
Networking Profiles
Dial-up Networking
AT-commands over SPP

LAN Access
PPP over SPP
Access Point

Network
Headset Profile
Headset

Audio Gateway

Profile provides:
z

Both devices must provide capability to initiate

connection
...
Object Push Profile

Business card
exchanges

Profile provides:
z

Limited client-server interactions:
exchange objects be...
File Transfer Profile

File system browsing and file transfers

Profile provides:
z

Enhanced client-server interactions:
...
TCS Profiles
Intercom

Cordless Telephony
Hands Free Profile

Profile supports:
z Hands-free unit may support these capabilities:
–
Retrieve and display registratio...
Human Interface Device Profile

z

Other HID devices:
knobs
– switches
– buttons
– sliders
– trackballs
–
The Future of Bluetooth
z

Radio2 Working Group
–

z

Other Working Groups
–

z

Working to overcome bandwidth, interferen...
Requirements of Success
z

Interoperability
Between manufacturers
– Between types of devices
–

z

Ease of Use
No user’s g...
About Stonestreet One
Company Overview
z

Short-range wireless solutions provider

z

Specialize in embedded application design and

z

developm...
Bluetooth Experience
z
z

Associate Member; Bluetooth SIG
First Bluetooth stack Qualified in

December 2000
z Developed Bl...
Bluetooth Partners
z

Alps

z

Philips

z

Avnet

z

QNX

z

Ericsson

z

Silicon Wave

z

gigaAnt

z

Taiyo Yuden

z

Hit...
Bluetopia® Bluetooth Protocol Stack
Bluetopia Features
z
z
z

z
z

z

Written in ANSI-C
Customizable RAM and ROM requirements
Hardware encapsulation, along wi...
BTExplorer Connectivity Application
Bluetooth Development Tools & Hardware

DP Series Bluetooth Development Tool Set
Bluetooth Hardware
z

SPR-200
RS232 cable replacement
– optional battery power
– application/processor on-board
– use for ...
Bluetooth Design Services
z

“Total Bluetooth Solution”
–

Turnkey product prototype development

z

Hardware and software...
Stonestreet One Summary
z

Bluetooth Products and Services
Bluetopia Bluetooth Protocol Stack
– BTExplorer
– Development T...
Contact Information
Stonestreet One, Inc.
322 West Main Street
Louisville, KY 40202
USA
Phone: (502) 595-7000
FAX: (502) 5...
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Bluetooth

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Bluetooth

  1. 1. An Introduction to Bluetooth Stonestreet One
  2. 2. Presentation Goals Can we buy it? What can it do? Time?
  3. 3. Bluetooth History Began as a private development effort at Ericsson in 1994 z 5 companies joined to form the Bluetooth Special Interest Group (SIG) in 1998 z First specification released in July 1999 z Current specification is version 1.1 z
  4. 4. Bluetooth Qualification Sign Bluetooth Adopter’s Agreement Produce Product Sample with ICS Send to BQTF Pass Tests. Get Test Send Test Results to Report Qualified Product BQB z Interoperability is key to success z SIG defines Qualification process z Qualified device may use the Bluetooth z logo and trademark Qualified products listed on the Bluetooth SIG website Database
  5. 5. Bluetooth SIG Overview z Membership Levels Promoter Companies – Associate Members – Adopter Companies – z Organization Management – Marketing – Qualification (BQB, BQTF) – Working Groups –
  6. 6. Bluetooth Goals z Open Specification z Voice and Data Capability z Worldwide Usability z Short-Range Wireless Solutions
  7. 7. Where does Bluetooth fit in? Range (m) Data Rate (Mbps) IR Device synchronization, data transfer 1 16 Bluetooth Cable Replacement, Ad hoc PAN 10-100 HomeRF PCs to consumer goods 802.11b High speed LAN Technology Ideal Application Cost ($) Connection Type Low 10 Single Freq <1 Medium 10 FHSS 50 1-2 High 45 FHSS 100+ 11 High 45 DSSS Current Required
  8. 8. Bluetooth Technology 101 z Radio Frequency Based z 2.4 GHz ISM band z Bandwidth z Maximum – 723.2 kb/s z Specification includes Protocols and Profiles
  9. 9. Bluetooth Data Rates Packet Max Payload Type (bytes) Symmetric Rate (kbps) Asymmetric Rate (kbps) Forward Asymmetric Rate (kbps) Reverse DM1 17 108.8 108.8 108.8 DH1 27 172.8 172.8 172.8 DM3 121 258.1 387.2 54.4 DH3 183 390.4 585.6 86.4 DM5 224 286.7 477.8 36.3 DH5 339 433.9 723.2 57.6 HV1 10 64 n/a n/a HV2 20 64 n/a n/a HV3 30 64 n/a n/a
  10. 10. Bluetooth Protocol Stack Bluetooth Stack Applications OSI Layers Audio Profiles Application Layer Presentation Layer OBEX RFCOMM SDP TCS L2CAP Session Layer Transport Layer Host Controller Interface Network Layer Link Manager Link Controller Data Link Layer Baseband Radio Physical Layer
  11. 11. Bluetooth Modules Applications Profiles OBEX RFCOMM SDP TCS L2CAP Host Controller Interface Link Manager Link Controller Baseband Radio
  12. 12. Bluetooth Modules (con’t) Power Range Class 1 20 dBm 100 m Class 2 0-4 dBm 10 m Class 3 0 dBm 1m Interface USB Universal Serial Bus UART Universal Asynchronous ReceiverTransmitter
  13. 13. Bluetooth Protocol Stacks Applications Profiles OBEX RFCOMM SDP TCS L2CAP Host Controller Interface Link Manager Link Controller Baseband Radio
  14. 14. Usage Model vs. Profiles z Usage Models Define real world situations – Resulted in profiles – z Profiles Included in the specification – Instructions for implementing Usage Models –
  15. 15. Real World Scenarios z Cable Replacement – z Data and Voice Access Points – z Business card exchange, multi-player games, vending machines, white goods, etc. Medical – z E-mail, web access, cordless telephone, etc. Ad-hoc Networking – z PCs & peripherals, home networking, headsets Monitoring devices Industrial – Inventory management systems
  16. 16. Specification v1.1 Profiles z z z Generic Access Profile Service Discovery Application Profile Serial Port Profile – Virtual COM port Dial-up Networking Profile – FAX Profile – – LAN Access Profile – Headset Profile
  17. 17. Specification v1.1 Profiles (con’t) z Generic Object Exchange Profile Object Push Profile – File Transfer Profile – Synchronization Profile – z TCS Cordless Telephony Profile – Intercom Profile –
  18. 18. Post Specification v1.1 Profiles z Human Interface Profile z Hands-free Profile z Hardcopy Cable Replacement Profile z Personal Area Networking z SIM Access Profile z Audio/Video Profiles z Printing Profiles z Others
  19. 19. Networking Profiles Dial-up Networking AT-commands over SPP LAN Access PPP over SPP Access Point Network
  20. 20. Headset Profile Headset Audio Gateway Profile provides: z Both devices must provide capability to initiate connection z z and accept/terminate Volume can be controlled from either device. Audio gateway can notify headset of an incoming call.
  21. 21. Object Push Profile Business card exchanges Profile provides: z Limited client-server interactions: exchange objects between devices – pull objects from server – push objects to server – z Uses OBEX to transfer vCard, vCalendar, vNote, and vMessage objects
  22. 22. File Transfer Profile File system browsing and file transfers Profile provides: z Enhanced client-server interactions: browse, create, transfer folders – browse, pull, push, delete files – z Uses OBEX
  23. 23. TCS Profiles Intercom Cordless Telephony
  24. 24. Hands Free Profile Profile supports: z Hands-free unit may support these capabilities: – Retrieve and display registration status – Retrieve and display call status – Initiate, answer, reject, terminate a call – Initiate a call using voice recognition – Initiate a call using memory dialing – Three-way calling – Volume control
  25. 25. Human Interface Device Profile z Other HID devices: knobs – switches – buttons – sliders – trackballs –
  26. 26. The Future of Bluetooth z Radio2 Working Group – z Other Working Groups – z Working to overcome bandwidth, interference, and connection setup issues while remaining compatible with current radio Audio/Video, Car, Co-existence, HCI, ISDN, Local Positioning, Personal Area Networking, Printing, Still Image, UDI Study Groups – Industrial Automation
  27. 27. Requirements of Success z Interoperability Between manufacturers – Between types of devices – z Ease of Use No user’s guide – Self-descriptive interface – z Low Price – z Same or less than the cable it is replacing Low Power Consumption – No/little additional charging
  28. 28. About Stonestreet One
  29. 29. Company Overview z Short-range wireless solutions provider z Specialize in embedded application design and z development Provide services to leading companies in industries such as: Automotive – Mobile communications – Food Service Equipment – Biomedical – Industrial Controls –
  30. 30. Bluetooth Experience z z Associate Member; Bluetooth SIG First Bluetooth stack Qualified in December 2000 z Developed Bluetooth training course z Provides Bluetooth design services to numerous Fortune 1000 z Relationships with over 50 customers and 16 partners c
  31. 31. Bluetooth Partners z Alps z Philips z Avnet z QNX z Ericsson z Silicon Wave z gigaAnt z Taiyo Yuden z Hitachi z Texas Instruments z Memec/Insight z Toshiba z MindReady z Wind River z MontaVista z Zeevo
  32. 32. Bluetopia® Bluetooth Protocol Stack
  33. 33. Bluetopia Features z z z z z z Written in ANSI-C Customizable RAM and ROM requirements Hardware encapsulation, along with ANSI-C and flexible RAM/ROM footprint, allows for ease of porting Shared API among existing platforms Proven on numerous Operating Systems, processors, and Bluetooth chipsets Versions of Bluetopia for major operating systems (Windows, Windows CE, QNX, Linux) allow for easier prototyping and testing of embedded applications
  34. 34. BTExplorer Connectivity Application
  35. 35. Bluetooth Development Tools & Hardware DP Series Bluetooth Development Tool Set
  36. 36. Bluetooth Hardware z SPR-200 RS232 cable replacement – optional battery power – application/processor on-board – use for development – use for reference designs – Available from Inside Out Networks – z USB Dongle line powered – compact size – FCC Certified – Bluetooth Qualified –
  37. 37. Bluetooth Design Services z “Total Bluetooth Solution” – Turnkey product prototype development z Hardware and software z Customized OEM modules z Application development z Expert Bluetooth engineers with valuable development experience
  38. 38. Stonestreet One Summary z Bluetooth Products and Services Bluetopia Bluetooth Protocol Stack – BTExplorer – Development Tools – Products – z Engineering Services
  39. 39. Contact Information Stonestreet One, Inc. 322 West Main Street Louisville, KY 40202 USA Phone: (502) 595-7000 FAX: (502) 595-7020 Email: sales@stonestreetone.com Web: www.stonestreetone.com

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