Arduino MLT-BT05 Guide de configuration
MLT-BT05 4.0 Bluetooth module
Supports micro-airsync commumication, iOS and Android app communication, mast-slave modes and IO control
AT
Instruction
set
V3.0
MLT-BT05 4.0 Bluetooth Serial Communication Module
AT Directive
Users can communicate with the module using TX, RX lines at various baud rates
Supported rates: 9600, 19200,38400,57600,115200. The default is 9600bps 。
Detailed instructions
MLT-BT05 4.0 B uetooth modu e Command set
（Note ： AT commands require carriage return and ine feed; AT commands must be
issued before connecting. Once connected module is in data transmission mode. ）
（AT commands ARE case sensitive; end ines with \r\n ）
1. set/query master/slave mode:
instruction response parameter
AT+ROLE<Param> +ROLE=<Param>
OK
Param ：（ 0-4 ）
0 slave mode?
1 master mode?
2 sensor mode
3 iBeacon mode
4 WeChat mode
default ： 0
AT+ROLE +ROLE=<Param>
2. get software version number:
instruction response parameter
AT+VERSION +VERSION=<Param> Param ：MLT-BT05-V2.1
3. get module Bluetooth address:
instruction response parameter
AT+LADDR +LADDR =<Param> Param:MAC address
4. set/query device name:
instruction response parameter
AT+NAME<Param> +NAME=<Param>
OK
Param ：module
Bluetooth name
Default: MLT-BT05
longest ：18 byte
AT+NAME +NAME=<Param>
5. set/query match code ：
instruction response parameter
AT+PIN<Param> +PIN=<Param>
OK
Param ：6 byte bit
pairing password
default “：123456”
AT+PIN +PIN=<Param>
6. set/query broadcast interval:
instruction response parameter
AT+ADVI<Param> +ADVI=<Param>
OK
Param ：（ 0-6 ）
0 100ms
1 500ms
2 7500ms
3 1000ms
4 2000ms
5 4000ms
6 8000ms
default ： 0
AT+ADVI +ADVI=<Param>
7. set/query module authentication job type:
instruction response parameter
AT+TYPE<Param> +TYPE=<Param>
OK
Param ：( 0-2 )
0no password
1password pairing
2 password pairing
and binding
default ：0
AT+TYPE +TYPE=<Param>
8. set/query- seria baud rate:
instruction response parameter
AT+BAUD<Param> +BAUD=<Param>
OK
Param ：( 0-4 )
Values (decimal):
0 115200
1 57600
2 38400
3 19200
4 9600
default ：0
AT+BAUD +BAUD=<Param>
9. set/query-Service UUID ：
instruction response parameter
AT+UUID<Param> +UUID=<Param>
OK
Param: 0x0001~0xFFFE
default ：0xFFE0
AT+UUID +UUID=<Param>
10. set/query-Characteristic ：
instruction response parameter
AT+CHAR<Param> +CHAR=<Param>
OK
Param:0x0001~0xFFFE
default ：0xFFE1
AT+CHAR +CHAR=<Param>
11. set/query-iBeacon UUID ：
instruction response parameter
AT+IBSUUID<Param> +IBSUUID=<Param>
OK
Param ：
FDA50693A4E24FB1AFCFC6EB07647825
AT+IBSUUID +IBSUUID=<Param>
12. set/query-iBeacon Major ：
instruction response parameter
AT+MAJOR<Param> +MAJOR=<Param>
OK
Param : 0x0001~0xFFFE
default ： 0x0007
AT+MAJOR +MAJOR=<Param>
13. set/query-iBeacon Minor ：
instruction response parameter
AT+MINOR<Param> +MINOR=<Param>
OK
Param: 0x0001~0xFFFE
default ： 0x000A
AT+MINOR +MINOR=<Param>
14. software restart (reboot after 500mS):
instruction response parameter
AT+RESET OK no
15. enter low power mode (can be searched after entering):
instruction response parameter
AT+SLEEP +SLEEP:OK no
16. search for Bluetooth devices (master mode instructions):
instruction response parameter
AT+INQ<Param> OK Param ： 1-0
1: start scanning
0: stop scanning
17. connect the remote device (master mode command):
instruction response parameter
AT+CONN<Param> connection information Param ：0-7
18. get host scan to slave MAC address (master mode command):
instruction response parameter
AT+RSLV< Param > +RSLV=MACaddress
OK
Param ：( 0-7 )
19. bind device (master mode instruction) ：
instruction response parameter
AT+BAND<Param> +BAND=<Param>
OK
Param ：MAC address
AT+BAND +BAND=<Param>
20. unbind (main mode instruction) ：
instruction response parameter
AT+CLRBAND OK no
21. get the number of slaves to be scanned (main mode command) ：
instruction response parameter
AT+GETDCN<Param> +GETDCN=<Param>
OK
Param ：（ 1-8 ）
22. disconnect (main mode command) ：
instruction response parameter
AT+DISC OK no
23. disconnet (master mode command) ：
instruction response parameter
AT+GETSTAT +GETSTAT=<Param> Param ：（ 0-1 ）
0not connected
1connected
24. set/query -micro letter H5 factory server communication:
instruction response parameter
AT+AT_WXSWH<Param> +MINOR=<Param>
OK
Param ：（ 0-1 ）
0：H5 communication
1：factory server
Default: 0
AT+MINOR +MINOR=<Param>
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