AT Command Manual
v1.5
©2013 LM Technologies Ltd
www.lm-technologies.com
Page 6 of 26
Character Echo
AT+ECHO
Command Response
AT+RESP
Modem Signals
AT+MODEM
Ring Indicator/Carrier Detect
2
AT+RICD
Bluetooth
Type
Device Role
AT+ROLE
Information
BD Address
AT+ADDR
Inquire devices
AT+FIND
RSSI
AT+RSSI
Settings
Device Name
AT+NAME
Discoverability
AT+DCOV
Security
Fixed Pin Code
AT+PIN
Dynamic Pin Code
1
AT+DPIN
Connection
Connect device
AT+CONN
Drop connection
AT+DROP
Bonding
AT+BOND
Auto Connect
AT+ACON
BT2.1 Security
1
Device Type
1
AT+IOTYPE
MITM protection
1
AT+MITM
Passkey Confirmation
1
AT+PASSCFM
Passkeys Input
1
AT+PASSKEY
Misc
Escape Sequence
+++
Escape Sequence handling
AT+ESC
Mode switch
AT+AUTO
Remote Configuration
AT+RCFG
Low power Mode
AT+SLEEP
1
Commands only available in v6.17 firmware onwards version running on LM780/LM400/LM072
module hardware.
2
Command available in v4.56 and v6.18 firmware onwards on LM780/LM400/LM072
2.8
Command Description
2.8.1
AT
This command allows the connected host device to check the availability of the Bluetooth device.
The connected host device must have same serial port settings as configured for the Bluetooth
device.
2.8.1.1
Syntax
AT<cr>
2.8.1.2
Response
<command_response>
2.8.2
AT+VER
Returns the device firmware version
2.8.2.1
Syntax
AT+VER<cr>
