RF-Star EFR32BG22, Manual

Page: 63 / 94

EFR32BG22
www.szrfstar.com V1.6 - Jun., 2022
Shenzhen RF-star Technology Co., Ltd.
Page 62 of 93
Function Query the pairing setting of the slave role.
Example AT+PAIR?
Return Value
AT+PAIR=0,123456
OK
Remark Disable the pairing function of the slave role, and the pairing passkey is 123456.
AT+PAIR=
Function Set the pairing function of the slave role.
Example AT+PAIR=1,135648
Return Value OK
Remark
Enable the pairing function of the slave role and set the pairing passkey to 135648. The length of
the passkey cannot exceed 6 characters.
Take effect after reboot, can be saved after power off.
•
Pairing Function of Master Role
AT+MASTER_PAIR=?
Function Query the parameter range of this command.
Example AT+MASTER_PAIR=?
Return Value
AT+MASTER_PAIR=<0,1,2,3,4>
OK
Remark
According to different pairing interaction processes, the master role has the following pairing
functions for setting:
0: Display Only
1: Display with Yes/No-buttons
2: Keyboard Only (by default)
3: No Input and No Output
4: Display with Keyboard
Remark: According to the above setting function, there will be 5 different pairing methods and
processes, as shown below (Please refer to the table below for the correspondence between the
pairing function and the pairing method)
Pairing methods description:
A. Just works
In this case, it is impossible to confirm the identity of the connected device. This method does