iOS Core Bluetooth for Developers

Discover how to use the Core Bluetooth framework from Apple to detect BLE devices, connect to them, and read and write their data.

Introduction

• Welcome
• What you should know
• Exercise files

1. BLE Basics

• BLE overview
• BLE communication workflow
• Core Bluetooth key classes
• SensorTag overview
• UUIDs for services and characteristics

2. Scanning, Connecting, and Discovering

• Bluetooth project setup
• Scan for peripherals
• Connect to peripheral
• Discover services and characteristics
• Write to a characteristic

3. Writing to a Characteristic

• Reading a characteristic value
• Receiving the data via updates
• Reconnecting to peripherals
• Scan by service UUID
• Adding additional features

4. An App as a Peripheral

• Central app on Mac
• Peripheral iOS app
• Creating a characteristic
• Central read requests
• Central write requests
• Sending updates to characteristic values

Conclusion

• Next steps