LM Technologies Ltd. AT Command Manual Applicable for Firmware version 4.5X, 4.6X, 6.5X, 6.1X Revision v1.0 v1.1 v1.2 v1.3 Date 21-07-2009 24-09-2009 15-06-2010 22-03-2011 Name Kanwal Kanwal Kanwal Sumeet Description Initial Draft version New AT command added Applicable to firmware v4.53, v4.61 Updates for firmware v6.
This device complies with the following radio frequency and safety standards. Important to OEM Manufacturer: This following FCC Warning must be included in the HOST User Manual. FCC Warning This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
A mobile device is defined as a transmitting device designed to be used in other than fixed locations and to generally be used in such a way that a separation distance of at least 20 centimeters is normally maintained between the transmitter's radiating structure(s) and the body of the user or nearby persons.
AT Command Manual v1.3 Contents 1 Introduction..................................................................................................................................... 4 2 AT command Set ............................................................................................................................. 4 2.1 History ..................................................................................................................................... 4 2.2 Terminology..............
AT Command Manual v1.3 2.8.16 AT+NAME ......................................................................................................................13 2.8.17 AT+PIN ...........................................................................................................................13 2.8.18 AT+DCOV .......................................................................................................................14 2.8.19 AT+CONN.....................................................
AT Command Manual v1.3 1 Introduction This document describes the configuration commands to control the operation of following LM Bluetooth devices: 1) 2) 3) 4) 5) 6) 7) 8) 9) LM048 adapter LM058 adapter LM048 SPA adapter LM400 module LM780 module LM071 module LM072 module LM048v2 adapter LM058v2 adapter 2 AT command Set 2.1 History The AT command set was developed by Hayes to control the operation of telephony modems.
AT Command Manual v1.3 - Each command will start with “AT+” character sequence except “AT” test command. - Command name as shown in below table listing all the available commands. - The parameters are required for most of the commands. The parameter may be character, integer and character sequence (BD address, Pin code, Name etc) depending on the command operation. - This character terminates the command packet and signals the device to proceed with command execution. 2.
AT Command Manual v1.3 2.
AT Command Manual v1.3 2.8.1.2 Response 2.8.2 AT+VER Returns the device firmware version 2.8.2.1 Syntax AT+VER 2.8.2.2 Response FW VERSION: vX.YZ Where X: Major release of device firmware YZ: Minor release/updates of device firmware e.g. FW VERSION: v4.50 2.8.3 AT+ENQ List all the device information and all the settings along with their brief description. The settings include serial port, Bluetooth related and other misc settings. 2.8.3.
AT Command Manual 11 12 13 14 15 16 17 18 19 20 v1.3 2400 4800 9600 19200 38400 57600 115200 230400 460800 921600 2.8.5.1.1 Response 2.8.5.2 AT+BAUD? 2.8.5.2.1 Response BAUDb if the command is successful. Here, b- current baud rate setting. E.g on default setup, the response will be BAUD14 2.8.6 AT+STOP The command is used to specify one or two stop bits for serial port communication.
AT Command Manual 0 1 2 v1.3 None Odd Even 2.8.7.1.1 Response 2.8.7.2 AT+PAR? 2.8.7.2.1 Response PARn if the command is successful. Here, n- parity type. E.g on default setup, the response will be PAR0 2.8.8 AT+FLOW The command is used to enable/disable the RTS/CTS flow control for the serial port. The current setting can also be retrieved by sending this command in query format. 2.8.8.
AT Command Manual c ‘+’ ‘-‘ v1.3 Echo back Enable Disable 2.8.9.1.1 Response 2.8.9.2 AT+ECHO? 2.8.9.2.1 Response ECHOc if the command is successful. Here, c- current echo back setting. E.g on default setup, the response will be ECHO+ 2.8.10 AT+RESP The command is used to enable/disable the command response from the Bluetooth device.
AT Command Manual v1.3 2.8.11.1.1 Response The meaning of the modems signals is described in section 2.8.11.3 2.8.11.2 AT+MODEM? 2.8.11.2.1 Response MODEMc if the command is successful. Here, c- current modem signal setting. E.g on default setup, the response will be MODEM 2.8.11.
AT Command Manual v1.3 2.8.15 AT+RSSI Inquire RSSI value for current bluetooth connection. This command is available in online command mode when the device is in connected state. 2.8.15.1 AT+RSSI 2.8.15.1.1 Response - can be STRONG/AVERAGE/WEAK depending on the received radio signal strength. 2.8.16 AT+NAME This command is used to specify a name for the adaptor.
AT Command Manual v1.3 2.8.17.3 AT+PIN? 2.8.17.3.1 Response if the command is successful. Here, is the pin code in use . E.g on default setup, the response will be 1234 .Incase, the pin code security is disabled the response will be NULL 2.8.18 AT+DCOV It is used to specify whether the adaptor can be discovered or connected by remote devices.
AT Command Manual v1.3 2.8.19.3.1 Response where will be connection related event depending on the connection attempt result. 2.8.20 AT+DROP This command is used to drop connection from master or slave device. It is only allowed in online command mode when the device is in connected state. 2.8.20.1 AT+DROP Drop current connection when the device in online command mode. 2.8.20.1.
AT Command Manual v1.3 2.8.25 AT+RCFG This command enables or disables configuration from the remote device by executing the remote access hand shaking protocol. Please ask for separate document for remote configuration details. The current setting can also be retrieved by sending this command in query format. 2.8.25.1 AT+RCFGc Where parameter c is a character used to enable/disable the remote configuration. C ‘+’ ‘-‘ Status Enable Disable 2.8.25.1.1 Response 2.8.25.
AT Command Manual v1.3 2.9 Default Factory Settings Parameter Default Value (v4.xx firmware) Default Value (v6.5x firmware) Description BAUD STOP PAR FLOW 14 1 0 + 14 1 0 - ECHO RESP MODEM ROLE NAME + + Not supported S Serial Adapter + + + SerialAdapterXX PIN DCOV BOND ACON ESC RCFG SLEEP 1234 + 0000-00-000000 + + + - 1234 + 0000-00-000000 + + + - 19200 bps 1 stop bit None +: Hardware, - : Disabled Enabled Enabled Disabled Slave device Device name.
