AT Command Manual v1.5
©2013 LM Technologies Ltd www.lm-technologies.com Page 21 of 26
sent by host on receiving the PASSKEY CFM“XXXX-XX-XXXXXX”,dddddd event from the
module. Refer to section 2.9.3, 2.10 for details.
2.8.31.1.1 Response
<command_response>
2.8.32 AT+PASSKEY
This command is only available in v6.17 firmware running on LM780/LM400/LM072 modules. It must
be used during passkey security exchange before connection with remote Bluetooth 2.1 devices if
local device “IOTYPE” has been configured as “Keyboard only” and MITM protection has been
enabled.
2.8.32.1 AT+PASSKEY= XXXXXXXXXXXX,dddddd<cr>
This command is used to send passkey confirmation during passkey security exchange before
connection with remote Bluetooth 2.1 devices. Here, the parameter ”dddddd” is 6 digit
passkey and “XXXXXXXXXXXX” is address of remote Bluetooth 2.1 device. This command
must be sent by host on receiving the PASSKEY REQ “XXXX-XX-XXXXXX” event from the
module. Refer to section 2.9.3, 2.10 for details.
2.8.32.1.1 Response
<command_response>
2.9 Host Events Description
2.9.1 Connection Events
Different connection related <host_event> are:
<cr,lf>CONNECT “XXXXXXXXXXXX”<cr,lf> - The event sequence will be received on a
successful connection attempt either by local device or from a remote bluetooth device.
<cr,lf>CONNECT Attempt Fail<cr,lf> - When the attempted connection attempt from the
local Bluetooth device fails for some reason. The reason for connection failure will not be
listed.
<cr,lf>DISCONNECT “XXXXXXXXXXXX”<cr,lf> - On the disconnection of the current active
connection, the sequence will be received.
<cr,lf>Inquiry Cancelled<cr,lf> - When the inquiry operation from the local Bluetooth device
is pre terminated using the AT command, the event will be sent to host device.
2.9.2 Dynamic Pin Code Event
Note:
2.8.17
This section is only applicable for v6.17 firmware version running on LM780/LM400/LM072
module hardware. If applicable, refer to section , 2.8.27 for more details.
2.9.2.1 PinCode Req
This event is sent by local Bluetooth device to the connected host on authentication request
from remote Bluetooth 2.0 device if dynamic pin code (“AT+DPIN+”) and pin code
authentication (“AT+PIN”) have been enabled.
2.9.2.1.1 Syntax
<cr,lf>PINCODE REQ“XXXXXXXXXXXX”<cr,lf>
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