Ebyte E104-BT52, User Manual, Page: 2 / 38

Copyright ©2012–2020
，成都亿佰特电子科技有限公司
CONTENTS
1. Overview .................................................................................................................................................................... 1
1.1 Introduction ...................................................................................................................................................... 1
1.2 Feature
..............................................................................................................................................................1
1.3 Applications ......................................................................................................................................................2
2 Specification and Parameter ........................................................................................................................................2
2.1 Limit parameter ................................................................................................................................................2
2.2 Operating parameter .........................................................................................................................................2
3 Size and Pin Definition
............................................................................................................................................... 4
4 Basic operation ............................................................................................................................................................6
4.1 Recommended circuit diagram ........................................................................................................................ 6
5 Function Description ...................................................................................................................................................6
5.1 Role description ................................................................................................................................................6
5.1.1 Master ................................................................................................................................................................... 6
5.1.2 Slave ...................................................................................................................................................................... 7
5.1.3 Observer ................................................................................................................................................................7
5.2 Power supply mode .......................................................................................................................................... 8
5.2.1 Low power consumption mode ..............................................................................................................................8
5.2.2 Wake-up mode ....................................................................................................................................................... 8
5.3 Data transmission mode ................................................................................................................................... 8
5.3.1 Data transparent transmission ..............................................................................................................................8
5.3.2 Format transmission ............................................................................................................................................. 8
5.4 MAC address binding ...................................................................................................................................... 9
5.5 Advertising
....................................................................................................................................................... 9
5.5.1 Common advertising info. ..................................................................................................................................... 9
5.5.2 iBeacon advertising info. ................................................................................................................................... 9
5.6 Configuration ................................................................................................................................................. 10
5.7 Data indication ............................................................................................................................................... 10
5.8 UUID description
........................................................................................................................................... 10
5.9 Status or event printing .................................................................................................................................. 10
6 AT command ..............................................................................................................................................................12
6.1 Command description .................................................................................................................................... 12
6.2 Error code .......................................................................................................................................................12
6.3 Status printing
................................................................................................................................................ 12
6.4 Command sets ................................................................................................................................................ 12
6.4.1 AT test command ................................................................................................................................................. 12
6.4.2 +++ enter AT command mode ............................................................................................................................13
6.4.3 AT+EXIT exit AT command mode .......................................................................................................................13
6.4.4 AT+RESET reset command .................................................................................................................................13
6.4.5 AT+RESTORE restore to factory setting .............................................................................................................13
6.4.6 AT+BAUD baud rate ...........................................................................................................................................13
6.4.7 AT+PARI uart parity bit ...................................................................................................................................... 14
6.4.8 AT+DATABIT uart data bit ................................................................................................................................. 14