SimTech SIM800 Series Application Notes page 11

Test Command Response
+BTPAIR: 0,(list of supported <device ID>s)
AT+BTPAIR=?
+BTPAIR: 1,(list of supported <confirm>s)
+BTPAIR: 2,( length of supported <passkey>s)
OK
Parameters
See Write Command
Write Command Response
1) active
OK
AT+BTPAIR=0,
<device ID> If digital key exchanged
+BTPAIRING: <name>,<address>,<passcode>
2) passive with If passkey exchanged:
digital key request +BTPAIRING: <name>,<address>
AT+BTPAIR=1, If passive mode with succees:
<confirm> +BTPAIR: <id>,<name>,<address>
If passive mode with failure:
3) passive with +BTPAIR: 0
passkey request
Parameters
AT+BTPAIR=2,
<device ID>
<passkey>
<confirm>
<passkey>
<id>
<name>
<address>
<passcode>
URC
If there is incoming request:
+BTPAIRING: <name>,<address>,<passcode>
or
+BTPAIRING: <name>,<address>
Parameters
<name>
<address>
<passcode>
Note 1. Max length of <name> is 18 bytes, 18 bytes in UTF-8 code
2. Pairing timeout is around 15s each side
SIM800 Series_Bluetooth_Application_V1.02
BT device ID
1 accept
0 reject
passkey, length is（4-16）
0 paired failed
>=1 paired deivce ID
BT device name
BT device address
Digital password
device name
device address
digital password
11
Smart Machine Smart Decision
2014-06-30