nRF52832
www.szrfstar.com V1.3 - Sep., 2020
Shenzhen RF-star Technology Co., Ltd. Page 2 of 58
Table of Contents
Table of Contents ................................................................................................................................................................ 2
Table of Tables ..................................................................................................................................................................... 4
Table of Figures ................................................................................................................................................................... 5
1 Summary ............................................................................................................................................................................ 6
2 Overview ............................................................................................................................................................................ 7
2.1 Introduction........................................................................................................................................................... 7
2.2 Features ................................................................................................................................................................ 7
2.3 Supporting Working Mode .............................................................................................................................. 8
2.4 Default Configuration at Slave Mode ......................................................................................................... 8
2.5 Default Configuration at Beacon Mode ..................................................................................................... 9
2.6 Device Status ...................................................................................................................................................... 9
2.7 Multi-Connection ................................................................................................................................................ 9
3 Package and Pin Assignment .................................................................................................................................. 11
3.1 RF-BM-ND04(I) ................................................................................................................................................ 11
3.2 RF-BM-ND08(I) ................................................................................................................................................ 14
4 UART Transparent Transmission Protocol (Bridge Mode) ........................................................................... 17
5 BLE Protocol Specification (APP Interface) ....................................................................................................... 18
Service UUID ............................................................................................................................................................ 18
BLE Data Receiving UUID ................................................................................................................................... 18
BLE Data Transmitting UUID .............................................................................................................................. 18
AT Command Operation UUID ........................................................................................................................... 18
6 AT Command .................................................................................................................................................................. 19
6.1 AT Command Format ..................................................................................................................................... 19
6.2 AT Command List ............................................................................................................................................. 19
6.3 Detailed AT Command ................................................................................................................................... 21
• Enter AT Command Mode ...................................................................................................................... 21
• Exit AT Command Mode ......................................................................................................................... 21
• Device Name ............................................................................................................................................... 21
• Firmware Version ....................................................................................................................................... 22
• MAC Address .............................................................................................................................................. 22