Bluetooth Application Developer's Guide [With CDROM]

Foreword Chapter 1 Introducing Bluetooth Applications Introduction Why Throw Away Wires? Adding Usability to Products Allowing for Interference Considering Connection Times Coping with Limited Bandwidth Considering Power and Range Deciding on Acceptable Range Recognizing Candidate Bluetooth Products Considering Product Design Are You Adding End User Value? Do You Have Time? Investigating Product Performance Evaluating Connection Times Quality of Service in Connections Delivering Voice Communications Investigating Interference Assessing Required Features Enabling Security Using Low Power Modes Providing Channel Quality Driven Data Rate Deciding How to Implement Choosing a System Software Architecture Choosing a Hardware Implementation Option Design Bluetooth Directly Onto the PCB Using a Prequalified Complete Bluetooth Module Considering Battery Limitations Summary Solutions Fast Track Frequently Asked Questions Chapter 2 Exploring the Foundations of Bluetooth Introduction Reviewing the Protocol Stack L2CAP RFCOMM OBEX PPP TCS Binary SDP Management Entities HCI Lower Layers Why Unconnected Devices Need to Talk Discovering Neighboring Devices Inquiring and Inquiry Scanning Timing When to Stop Connecting to a Device Paging and Page Scanning Timing Who Calls Who? Finding Information on Services a Device Offers Connecting to and Using Bluetooth Services Summary Solutions Fast Track Frequently Asked Questions Chapter 3 Power Management Introduction Using Power Management:When and Why Is It Necessary? Investigating Bluetooth Power Modes Active Mode Hold Mode Sniff Mode Park Mode Evaluating Consumption Levels Summary Solutions Fast Track Frequently Asked Questions Chapter 4 Security Management Introduction Deciding When to Secure Outfitting Your Security Toolbox Authentication Authorization: How and Why? Enabling Encryption Understanding Security Architecture The Role of the Security Manager Mode 1 Role Mode 2 Role Mode 3 Role Mode Unknown The Role of Security Databases Role of Device Databases Working with Protocols and Security Interfaces Mode 2 Operation Mode 3 Operation Exploring Other Routes to Extra Security Invisibility Application Level Security Implementing Security Profiles Case Study Summary Solutions Fast Track Frequently Asked Questions Chapter 5 Service Discovery Introduction Introduction to Service Discovery Service Discovery Protocols Architecture of Bluetooth Service Discovery The Structure of Service Records The Service Discovery Protocol Discovering Services Short-Circuiting the Service Discovery Process Creating and Advertising a Service Discovering Specific Services Browsing for Services Service Discovery Application Profile Service Discovery Non-Application Profiles Java, C, and SDP Other Service Discovery Protocols Salutation Service Location Protocol Jini Universal Plug and Play (UPnP) The Future of SDP Summary Solutions Fast Track Frequently Asked Questions Chapter 6 Linux Bluetooth Development Introduction Assessing Linux Bluetooth Protocol Stacks Comparing BlueDrekar with OpenBT by Features Other Considerations Understanding the Linux Bluetooth Driver Learning about the Kernel Driver Understanding the Bluetooth Driver Interface Using Open Source Development Applications Investigating the OpenBT Applications Establishing a PPP Connection Using the btd Application Writing Your Own Minimal Application Connecting to a Bluetooth Device Initializing the Bluetooth Stack Finding Neighboring Devices Using Service Discovery Connecting to a Bluetooth Service Transferring Data Disconnecting Controlling a Bluetooth Device Distinguishing between Control and Data Applications Using ioctls to Control the Device Covering Basic Scenarios Summary Solutions Fast Track Frequently Asked Questions Chapter 7 Embedding Bluetooth Applications Introduction Understanding Embedded Systems Understanding Tasks,Timers, and Schedulers Understanding Messaging and Queues Using Interrupts Getting Started Installing the Tool Set Building a Sample Application Running an Application under the Debugger Using Plug-Ins Debugging under BlueLab Running an Application on BlueCore Debugging Using VM Spy Using VM Packets Packing Format in Messages Using the BlueLab Libraries Basic Libraries CSR Library Application Libraries Using Tasks and Messages Connection Manager Deploying Applications Summary Solutions Fast Track Frequently Asked Questions Chapter 8 Using the Palm OS for Bluetooth Applications Introduction What You Need to Get Started Understanding Palm OS Profiles Choosing Services through the Service Discovery Protocol Updating Palm OS Applications Using the Bluetooth Virtual Serial Driver Creating a VDRV Client-Only Application Using Bluetooth Technology with Exchange Manager Creating Bluetooth-Aware Palm OS Applications Using Basic ACL Links Creating L2CAP and RFCOMM Connections Using the Service Discovery Protocol Using Bluetooth Security on Palm OS Writing Persistent Bluetooth Services for Palm OS The Future of Palm OS Bluetooth Support Summary Solutions Fast Track Frequently Asked Questions Chapter 9 Designing an Audio Application Introduction Choosing a Codec Pulse Code Modulation Continuous Variable Slope Delta Modulation Configuring Voice Links Choosing an HV Packet Type Sending Data and Voice Simultaneously Using ACL Links for High-Quality Audio Choosing an Audio Interface Selecting an Audio Profile Applications Not Covered by Profiles New Audio Profiles Writing Audio Applications Discovering Devices Using Service Discovery Connecting to a Service Using Power Saving with Audio Connections Differentiating Your Audio Application Physical Design Designing the User Interface Enabling Upgrades Improving the Audio Path Summary Solutions Fast Track Frequently Asked Questions Chapter 10 Personal Information Base Case Study Introduction Why Choose Bluetooth Technology? Requirements for PIB Devices Choosing a Wireless Technology for the PIB Device Considering the Cost of the PIB Exploring the Safety and Security Concerns of a Personal Information Base Using Bluetooth Protocols to Implement a PIB Understanding the Bluetooth Specification Hierarchy Initializing the PIB Sending and Receiving Information Considering the User's View Identifying the System's Users Identifying System Use Cases Identifying Barriers to Adoption Managing Personal Information Base Performance Summary Solutions Fast Track Frequently Asked Questions Appendix: Bluetooth Application Developer's Guide Fast Track Glossary Index