Hello World, In this video, I have covered the basics related to #GAP, #GATT, and #ATT protocol of the #BLE protocol stack. Check part 1 of this 2 part series here: Also, check the playlist related to project implementation using RN4020 BLE chip: Advertisements in BLE: Like, Share, and Subscribe to the Channel! 🐦Twitter: 💼 LinkedIn: References: 1. 2. 3. 4. 5. 6. 7. 8. Cheers!