
Promi-SD User Manual – Appendix A. AT Commands
A-9
Copyright © 2006 Sena Technologies, Inc. All rights reserved.
SD Response
OK
CONNECT 112233445566
or
OK
ERROR
Purpose
Connect to the Bluetooth device with given BD address
Parameters
112233445566=BD address
Description
Promi-SD attempts to connect to the Bluetooth device with the given BD address. To
make successful connection, the Bluetooth device must be in Page scan. This attempt
continues for 5 minutes.
If it fails to make connection, SD response is ERROR .
Reference
AT+BTINQ?, AT+BTSCAN
Example
ATD000B530011FF
21 ATH
SD Response
OK
DISCONNECT
Purpose
Release the current connection
Description
The current Bluetooth connection is released normally. It takes about 30 seconds to
detect an abnormal disconnection such as power off and moving out of service range.
Reference
ATD, AT+BTSCAN
22 AT+BTKEY=
$string
SD Response
OK
Purpose
Change pin code
Parameters
$string
= New pin code (Default= 1234 )
Description
Pin code is a string, which allows 16 alpha-numeric characters maximum. Based on this
pin code, Promi-SD generates a link key which is used in actual authentication process.
Reference
AT+BTCSD, AT+BTFP, AT+BTSD?, AT+BTSEC, ATZ, AT&F
Example
AT+BTKEY= apple
23 AT+BTSD?
SD Response
112233445566
OK
Purpose
Display the list of Bluetooth devices sharing the pin code
Description
Once a connection is made with pin code, Promi-SD saves the Bluetooth device with its
link key generated by pin code. The connection to a device listed in Promi-SD can be
made automatically without authentication process. The maximum number of the list
is 5.
Reference
AT+BTCSD, AT+BTFP, AT+BTKEY, AT+BTSEC, ATZ, AT&F
24 AT+BTCSD
SD Response
OK