RF-Star EFR32BG22, Manual

Page: 41 / 94

EFR32BG22
www.szrfstar.com V1.6 - Jun., 2022
Shenzhen RF-star Technology Co., Ltd.
Page 40 of 93
Receive←
◆
OK
The user can customize the extended broadcast data up to 251 bytes. When this function is enabled,
the extended broadcast packet will be without the device name. At the same time, the module will
automatically add the broadcast length (Len) and broadcast type (0xFF) to the data front end of the
data set by the user.
When the length of the extended broadcast data is no less than 189 bytes, the device is
connectable. If it exceeds 189 bytes, the device is unconnectable.
Take effect immediately after setting, can be saved after power off.
•
Beacon
AT+BEACON=?
Function Query the parameter range of this command.
Example AT+BEACON=?
Return Value
AT+BEACON=<0~FFFF>,<0~FFFF>,<0~FFFF>,<-90~4>,<0~FF...>,<0,1>
OK
Remark
Parameter 1 : Company ID, 0x4C00 is by default.
Parameter 2 : Major UUID, 0x0708 is by default.
Parameter 3 : Minor UUID, 0x0506 is by default.
Parameter 4 : Reference RSSI at 1 m, -48 is by default.
Parameter 5 : User-defined UUID data, 0x0112233445566778899AABBCCDDEEFF0 is by default.
Parameter 6 : Enhanced broadcast (0: Disable, 1: Enable). When enabled, it will broadcast three
times for every broadcast event, to improve the crawl rate of the master.
Remark: In this mode, the serial port is disabled and unavailable. The serial port can be enabled by
pulling down the CTS pin.
AT+BEACON?
Function Query the Beacon parameters.
Example AT+BEACON?
Return Value
AT+BEACON=4C00,0708,0506,-48,0112233445566778899AABBCCDDEEFF0
OK
AT+BEACON=
Function Set the Beacon parameters.
Example AT+BEACON=4546,0102,0304,-50,0102030405060708090A0B0C0D0EF010