Sena 205 User Manual download pdf (Page 40)

Promi-SD User Manual – Appendix A. AT Commands A-9

SD Response OK

CONNECT 112233445566

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

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Sena 205 User Manual Page 40