User's Manual

12
www.lairdtech.com
Laird Technologies
BTM410/411
Bluetooth
®
AT Data Module
6. ATD<U><Y>L {Remake Connection}
Make a connection with the same device and service as that specifi ed in the most recent ATD
command. The <UY> modifi ers are optional. An error will be returned if the ‘L’ modifi er is
specifi ed AND a Bluetooth address.
If both ‘L’ and ‘R’ modifi ers are specifi ed then an error will be returned.
Response: <cr,lf>CONNECT 123456789012 AE<cr,lf>
Or <cr,lf>NO CARRIER<cr,lf>
7. ATD<U><Y>R {Make Connection to peer specifi ed in AT+BTR}
Make a SPP connection with the device address specifi ed in the most recent AT+BTR command.
The service is as specifi ed in S Register 101. The <UY> modifi ers are optional. An error will be
returned if the ‘R’ modifi er is specifi ed AND a Bluetooth address.
If both ‘R’ and ‘L’ modifi ers are specifi ed then an error will be returned.
Response: <cr,lf>CONNECT 123456789012 AE<cr,lf>
Or <cr,lf>NO CARRIER<cr,lf>
8. ATEn {Enable/Disable Echo}
This command enables or disables the echo of characters to the screen. A valid parameter value will
be written to S Register 506.
All other values of n will generate an error.
Response: <cr,lf>OK<cr,lf>
Or
Response: <cr,lf>ERROR nn<cr,lf>
9. ATH {Drop Connection}
Drop an existing connection or reject an incoming connection indicated by unsolicited
RING messages.
Response: <cr,lf>NO CARRIER<cr,lf>
10. ATIn {Information}
This will return the following information about the Laird Technologies device.
CONFIGURING
THE BTM410/411
E0 Disable echo.
E1 Enable echo.
I0 The product name/variant.
I1 The CSR fi rmware build number.
I2 The Laird Technologies fi rmware build number. For internal use only.
I3 The Laird Technologies fi rmware revision.
I4 A 12 digit hexadecimal number corresponding to the Bluetooth address of the device.
I5 The manufacturer of this device.
I6 The maximum size of trusted device database.
I7 The manufacturer of the Bluetooth chipset.
I8 The chipset format.
I9 0 if not in a connect state and 1 if in a connect state.