User's Manual

Chengdu Ebyte Electronic Technology Co.,Ltd E104-BT52 User Manual
Copyright ©2012–2020，Chengdu Ebyte Electronic Technology Co.,Ltd
CONTENTS
1. Overview ................................................................................................................................................................. 1
1.1 Introduction ................................................................................................................................................... 1
1.2 Feature ........................................................................................................................................................... 2
1.3 Applications ................................................................................................................................................... 2
2 Specification and Parameter ..................................................................................................................................... 3
2.1 Limit parameter ............................................................................................................................................. 3
2.2 Operating parameter ...................................................................................................................................... 3
3 Size and Pin Definition ............................................................................................................................................. 4
4 Function Description ................................................................................................................................................ 6
4.1 Role description ............................................................................................................................................. 6
4.1.1 Master .................................................................................................................................................................. 6
4.1.2 Slave ..................................................................................................................................................................... 6
4.1.3 Observer .............................................................................................................................................................. 7
4.2 Power supply mode........................................................................................................................................ 7
4.2.1 Low power consumption mode ............................................................................................................................. 7
4.2.2 Wake-up mode ...................................................................................................................................................... 7
4.3 Data transmission mode ................................................................................................................................. 7
4.3.1 Data transparent transmission ............................................................................................................................. 7
4.3.2 Format transmission ............................................................................................................................................ 8
4.4 MAC address bonding ................................................................................................................................... 8
4.5 Advertising..................................................................................................................................................... 8
4.5.1 Common advertising info. .................................................................................................................................... 8
4.6 Configuration ................................................................................................................................................. 9
4.7 Data indication ............................................................................................................................................... 9
4.8 UUID description .......................................................................................................................................... 9
4.9 Status or event printing .................................................................................................................................. 9
5 AT command ........................................................................................................................................................... 11
5.1 Command description .................................................................................................................................. 11
5.2 Error code .................................................................................................................................................... 11
5.3 Status printing .............................................................................................................................................. 11
5.4 Command sets .............................................................................................................................................. 11
5.4.1 AT test command ................................................................................................................................................ 11
5.4.2 +++ enter AT command mode ........................................................................................................................... 12
5.4.3 AT+EXIT exit AT command mode ...................................................................................................................... 12
5.4.4 AT+RESET reset command ................................................................................................................................ 12
5.4.5 AT+RESTORE restore to factory setting ............................................................................................................ 12
5.4.6 AT+BAUD baud rate ......................................................................................................................................... 12
5.4.7 AT+PARI uart parity bit ..................................................................................................................................... 13
5.4.8 AT+DATABIT uart data bit ................................................................................................................................ 13
5.4.9 AT+ROLE bluetooth role ................................................................................................................................... 14
5.4.10 AT+DEVMANUF devise manufacturer ........................................................................................................... 14
5.4.11 AT+ADV enable advertising ............................................................................................................................ 14
5.4.12 AT+ADVDAT advertising data ........................................................................................................................ 15