Introduction to BLE Service Discovery and GATT protocol

Introduction to BLE Generic Attribute (GATT) protocol by real examples, including service discovery, read/write descriptors and so on.

Agenda:

1. BLE protocol stack
1. Generic Attribute (GATT) Profiles
2. Attribute (ATT) protocol operations
2. Protocol examples
1. Discover all primary services
2. Find included services
3. Discover all characteristics of a service
4. Discover all characteristics descriptors
5. Write characteristics descriptor
6. Write without response
7. Notification
8. Read characteristics value