RF-Star EFR32BG22, Manual

Page: 52 / 94

EFR32BG22
www.szrfstar.com V1.6 - Jun., 2022
Shenzhen RF-star Technology Co., Ltd.
Page 51 of 93
Function Query the current service configuration parameters of the device.
Example AT+SERVICE?
Return Value
AT+SERVICE=1,0001,0002,0003,0004,9ECADC240EE5A9E093F3A3B50000406E
OK
AT+SERVICE=
Function Set the related service parameters of the device.
Example AT+SERVICE=0,FFF0,FFFF1,FFF2,FFF3
Return Value OK
Remark
The device is in 16-bit UUID mode. UUID is FFF0, FFFF1, FFF2, FFF3 respectively.
Set the basic 128-bit UUID, if it exceeds 16 bytes, only the first 16 bytes will be taken, if it is less
than 16 bytes, the end will be filled with 0.
Take effect after reboot, can be saved after power off.
•
Enable/Disable UUID Configuration Function of Master Role
AT+ UUID_SCAN=?
Function Query the parameter range of this command.
Example AT+ UUID_SCAN=?
Return Value
AT+ UUID_SCAN?=[0,1]
OK
Remark
0: Enable the user-defined UUID transmission channel function.
1: Disable the user-defined UUID transmission channel function.
AT+ UUID_SCAN?
Function Query the enable status of the user-defined UUID transmission channel.
Example AT+ UUID_SCAN?
Return Value
AT+ UUID_SCAN=0
OK
Remark
0: Disable the user-defined UUID transmission channel function.
1: Enabled the user-defined UUID transmission channel function.
Remark: After enabled, the master will print the characteristic UUID of each slave in turn
when connecting. It is shown as follows:
-CHAR:0 UUID:002A,Read;