Table Of Contents - Infineon AIROC CYW20829 Bluetooth LE SoC Manual

r e s t r i c t e d
Achieving long range transmission using AIROC™ CYW20829 Bluetooth® LE
SoC

Table of contents

Table of contents
About this document ....................................................................................................................... 1
Table of contents ............................................................................................................................ 2
1 Introduction .......................................................................................................................... 3
1.1 AIROC™ CYW20829 Bluetooth LE SoC ..................................................................................................... 3
2 Long Range Application .......................................................................................................... 4
2.1 Bluetooth Spec for PHY ........................................................................................................................... 5
2.2 LE Coded PHY Implementation............................................................................................................... 6
2.3 LE Coded PHY Packet Format ................................................................................................................. 6
3 Hardware Setup ..................................................................................................................... 7
3.1 CYW20829 Evaluation Board ................................................................................................................... 7
3.2 LE-LR Test Setup...................................................................................................................................... 8
3.2.1 External Antenna ................................................................................................................................ 9
3.2.2 User Buttons ....................................................................................................................................... 9
3.2.3 Display Shield ..................................................................................................................................... 9
4 Software and Tools................................................................................................................ 10
4.1 ModusToolbox ....................................................................................................................................... 10
4.2 Code Examples ...................................................................................................................................... 10
4.3 LE LR Central Applicatioin ..................................................................................................................... 10
4.4 LE LR Peripheral Applicatioin................................................................................................................ 11
4.5 Build and Flash the Firmware ............................................................................................................... 11
5 Testing and Results ............................................................................................................... 12
5.1 Test Procedure ...................................................................................................................................... 12
5.2 Noise Interference ................................................................................................................................. 13
5.3 Antenna Orientation.............................................................................................................................. 13
5.4 Antenna Radiation ................................................................................................................................. 14
5.5 Power Estimation .................................................................................................................................. 14
5.6 Range vs RSSI Value .............................................................................................................................. 16
5.7 Bluetooth Range Estimator................................................................................................................... 16
References .................................................................................................................................... 17
Revision history............................................................................................................................. 18
Disclaimer..................................................................................................................................... 19
Application note 2 002-38518 Rev. **
2023-09-12