User's Guide

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LM074 SPP with GAP Central Application v1.1
AT commands expects the BT address in the string. In this document
“0126f357215” is considered a reference BT address, whereas 0012 is nap, 6f
is uap and 357215 is lap in the BT address. Users should use the BT address of
their devices.
4.1 AT commands
The table below shows all the AT commands that are supported on the
LM074 module and the default settings wherever applicable.
4.1.1 General settings AT commands:
Sr
no
AT
command
string
Command
type
Default setting
1
AT*ADDR
Query only
--
2
AT*NAME
Query and set
Firmware version
dependent e.g.
074LM_SPP_0106
3
AT*ECHO
Query and set
ON
4
AT*RESP
Query and set
ON
5
AT*DCOV
Query and set
ON
6
AT*PAIR
Query and set
ON
7
AT*STATE
Query only
--
8
AT*VER
Query only
--
9
AT*RESET
Execution only
--
10
AT*SETTINGS
Query only
Refer command
details
4.1.2 UART settings AT commands:
Sr
no
AT
command
string
Command
type
Default
setting
1
AT*BAUD
Query and set
19200 (5)
2
AT*PAR
Query and set
No parity (0)
3
AT*STOP
Query and set
One stop bit (0)
4
AT*FLOW
Query and set
Off
5
AT*CTS
Query only
--
6
AT*RTS
Set only
--
7
AT*DTR
Set only
--
8
AT*DSR
Query only
--
9
AT*MODEM
Query and set
NONE
Note: CTS, RTS, DTR, DSR, MODEM commands are not applicable for
LM074 module.