Multitech MTS2BTA-R Manual de usuario descargar pdf (Pagina 34)

Chapter 2 – AT Commands

Multi-Tech Systems, Inc. SocketWireless Bluetooth AT Commands (S000360H) 34

DL Dial Last

This command connects to last successful Slave Bluetooth address connection over SPP unless ATDM

command was executed then the UUID from the ATDM command will be used.

Format: ATDL

Return Parameters: <BT Address> or <Channel Number><BT Address>

Point-to-Point Example:

TYPE: ATDL

REPLY: <cr_lf>OK<cr_lf>

<cr_lf>CONNECT,123456789012<cr_lf>

<cr_lf>OK<cr_lf>

<cr_lf>PAIRED,123456789012<cr_lf> // if security is enabled

<cr_lf>CONNECT,123456789012<cr_lf>

<cr_lf>OK<cr_lf>

<cr_lf>NO ANSWER<cr_lf> // if device not present

<cr_lf>ERROR<cr_lf>

Multi-Point Example:

TYPE: ATDL

REPLY: <cr_lf>OK<cr_lf>

<cr_lf>CONNECT,00,123456789012<cr_lf>

<cr_lf>OK<cr_lf>

<cr_lf>PAIRED,123456789012<cr_lf> // if security is enabled

<cr_lf>CONNECT,123456789012<cr_lf>

<cr_lf>OK<cr_lf>

<cr_lf>NO ANSWER<cr_lf> // if device not present

<cr_lf>ERROR<cr_lf>

Notes:

• To verify the stored address use the ATLAST command below.

• If the remote Slave device is not present or the service is not available, NO ANSWER

will reply after the master connect timeout and you will have to try again.

• If security is enabled and the radio is connecting to a PC that has not yet been paired

with it, the <cr_lf>PAIRED,12345678912<cr_lf> message may return twice prior to the

CONNECT.

LAST Read Last Address

Gets the last connected Bluetooth device address.

Format: ATLAST

Return Parameters: <BT Address>

EXAMPLE:

TYPE: ATLAST<cr>

REPLY: <cr_lf>OK<cr_lf>

<cr_lf>000000000000<cr_lf> // Nothing stored

<cr_lf>OK<cr_lf>

<cr_lf>123456789012<cr_lf> // Last connected BT address

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