페이지 선택
Generic selectors
Exact matches only
Search in title
Search in content
Search in pages

AT Commands For BT

 

No Command Description
F2501 AT+BTINIT Init Bluetooth service
F2502 AT+BTTERM Stop Bluetooth service
F2503 AT+BTPOWER Open/Close Bluetooth
F2504 AT+BTHOST Get or Set host name
F2505 AT+BTSCAN Scan BT devices
F2506 AT+BTPAIR Pair with other BT device
F2507 AT+BTPAIRED Get Paired BT devices
F2508 AT+BTUNPAIR Unpair with the paired BT device
F2509 AT+BTOPPREG OPP Register
F2510 AT+BTOPPSEND OPP send file
F2511 +BTOPPRECVING OPP receive file notification
F2512 AT+BTOPPACCEPT OPP accept or refuse received file
F2513 AT+BTGATTREG GATT register
F2514 AT+BTGATTCRESRV GATT create service
F2515 AT+BTGATTCRECHAR GATT create service characteristic
F2516 AT+BTGATTCRECHARDES GATT create service characteristic description
F2517 AT+BTGATTSTARTSRV GATT start/stop service
F2518 AT+BTGATTSTARTADV GATT start advertisement
F2519 AT+BTGATTDELSRV GATT delete service
F2520 +BTGATTCONN GATT client connect status
F2521 +BTGATTWRIND GATT receive client write request
F2522 AT+BTGATTWRCFM GATT response to BTGATTWRIND
F2523 +BTGATTREADIND GATT receive client read request
F2524 AT+BTGATTREADCFM GATT response to BTGATTREADIND
F2525 AT+BTGATTNOTIFY GATT send notification to client

 

 

 

 

 

F2501   AT+BTINIT     Init Bluetooth service

 

E) AT+BTINIT

a) If init Bluetooth service successfully:

OK

b) If failed:

ERROR

 

Example

AT+BTINIT

OK

 

NOTE

It must be the first of all the Bluetooth AT commands to be called.If we want to power on BT,

we should execute this command before we execute “AT+BTPOWER=1”.

 

 

 

 

F2502   AT+BTTERM     Stop Bluetooth service

 

E) AT+BTINIT

a) If stop Bluetooth service successfully:

OK

b) If failed:

ERROR

 

Example

AT+BTTERM

OK

 

NOTE

It must be the last of all the Bluetooth AT commands to be called.If we want to power off BT,

we should execute this command before we execute “AT+BTPOWER=0”.

 

 

 

 

F2503   AT+BTPOWER     Open/Close BT

 

T) AT+BTPOWER=?

+BTPOWER: (0-1)

 OK

R) AT+BTPOWER?

+BTPOWER: <status>

OK

W) AT+BTPOWER=<flag>

OK

 +BTPOWER: <status>

or

OK

or

ERROR 

 

<flag > 1     Start BT Application
0     Stop BT Application
<status> 0     BT power is off
1     BT power is on

 

Example

AT+BTPOWER=?

+BTPOWER: (0-1)

OK

AT+BTPOWER?

+BTPOWER: 0

OK

AT+BTPOWER=1

OK

+BTPOWER: 1

 

 

 

 

 

F2504   AT+BTHOST     Get or Set Host Name

 

R) AT+BTHOST?

+BTHOST: <host_name>,<host mac addr>

 OK

W) AT+BTHOST=<”btname”>

OK

or

ERROR

  

<btname> new Bluetooth name string. Support Chinese characters. Max length    64
<host name> Current Bluetooth host name.
<host mac addr>

Bluetooth mac address format(xx:xx:xx:xx:xx:xx), x(0-9,A-F)

The default value is SIM7600_BT_xxxxxx(mac addr 3 lower bytes).

 

Example

AT+BTHOST?

OK

+BTHOST: MDM_Fluoride, 22:22:AE:4A:A2:E8

AT+BTHOST=”SIM8200_BT”

OK

 

 

 

 

F2505   AT+BTSCAN     Scan BT Devices

 

T) AT+BTSCAN=?

+BTSCAN: (0-1)

 OK

W) AT+BTSCAN=<”doscan”>

OK

+BTSCAN: <scan status>,<BT name>,<Mac Addr>,<RSSI level>

+BTSCAN: <scan status>,<BT name>,<Mac Addr>,<RSSI level>

[…]]

+BTSCAN: 1 //scan end flag

  

<doscan>

0     stop scan

1     scan

<scan status> 0     scanning
1     scan ended
<BT name> The bluetooth name of remote device.
<Mac Addr> The bluetooth mac address of the remote device.
<RSSI level> the rssi level of the device

 

Example

AT+BTSCAN=?

+BTSCAN: (0-1)

OK

AT+BTSCAN=1

OK

+BTSCAN: 0, MiKettle, 78:11:DC:C0:E6:83, 173

+BTSCAN: 0, LE-Bose wei, 4C:87:5D:CA:4D:37, 175

+BTSCAN: 0,小米手机, 7C:D6:61:B8:68:D0, 179

+BTSCAN: 0, ofo, F7:51:3B:1F:AF:B5, 163

+BTSCAN: 1

 

 

 

 

F2806   AT+BTPAIR     Pair With Other BT Device

 

T) AT+BTPAIR=?

+BTPAIR: 0,(BT Address) Or +BTPAIR: 1,(0-1)

 OK

W) AT+BTPAIR=0,”<Mac Addr>”

OK 

+BTPAIRING: <device name>,<device mac>,<passkey>

or

+BTPAIR: 0

or

ERROR

W) AT+BTPAIR=1,<accept>

OK

+BTPAIR: <device name>,<device mac>

or

+BTPAIR: 0

or

ERROR

  

<Mac Addr> The bluetooth mac address of the remote device.
<device name> The bluetooth name of connected device
<device mac> The bluetooth mac address of the connected device
<passkey> Random generate 6 numberic code
<accept>

0     reject

1     accept

 

Example

AT+BTPAIR=0,”12:31:31:23:12:31″

OK

+BTPAIRING: Acer E380, 12:31:31:23:12:31, 412711

AT+BTPAIR=1,1

OK

+BTPAIR: Acer E380, 12:31:31:23:12:31

 

NOTE

The URC “+BTPAIR: 0” indicates pairing failed.

 

 

 

 

F2507   AT+BTPAIRED     Get Paired With BT Device

  

R) AT+BTPAIRED?

OK

+BTPAIRED: <index>,[<BT name>,<MAC addr>]

  

<index> The index of current bond device
<BT name> The bluetooth name of paired device
<MAC addr> The bluetooth mac address of the paired device

 

Example

AT+BTPAIRED?

OK

+BTPAIRED: 1, Acer E380, 12:31:31:23:12:31

 

 

 

 

F2508   AT+BTUNPAIR     Unpair With the Other BT Device

 

T) AT+BTUNPAIR=?

+BTUNPAIR: (BT Address)

  OK

W) AT+BTUNPAIR=<paired index>

+BTUNPAIR: <status>

OK

 

<Mac Addr> The bluetooth mac address of the paired device.
<status>

0     fail

1     success

 

Example

AT+BTUNPAIR=”12:31:31:23:12:31″

+BTUNPAIR: 1

OK

 

 

 

 

F2509   AT+BTOPPREG     OPP Register

 

E) AT+BTOPPREG

+BTOPPREG: <status>

 OK

  

<status>

0     fail

1     success

 

Example

AT+BTOPPREG

+BTOPPREG: 1

OK

 

 

 

 

F2510   AT+BTOPPSEND     OPP send file

 

T) AT+BTOPPSEND=?

+BTOPPSEND: (BT Address),(File Name)

 OK

W) AT+BTOPPSEND=”<Mac
Addr>”,<file name>

OK

 +BTOPPSEND: <status>

 

<Mac Addr> The bluetooth mac address of the paired device.
<file name> The file name which you want to send
<status>

0     fail

1     success

 

Example

AT+BTOPPSEND=”12:31:31:23:12:31″,”IMG_20130110_004138.jpg”

OK

+BTOPPSEND: 1

 

 

 

 

F2511   +BTOPPRECVING      OPP receive file notification

  

T) AT+BTSPPCONN=? +BTOPPRECVING: <file name>

  

<file name> The received file name

 

Example +BTOPPRECVING: IMG_20130110_004138.jpg

 

 

 

 

 

F2512   AT+BTOPPACCEPT     OPP accept or refuse received file

 

T) AT+BTOPPACCEPT=?

+BTOPPACCEPT: (0-1)

 OK

T) AT+BTOPPACCEPT=<flag>

OK

 +BTOPPRECEIVED: <result>

  

<flag>

1      Accept the received file

0      Refuse the received file

<result>

0     fail

1     success

 

Example

+BTOPPRECVING: IMG_20130110_004138.jpg

AT+BTOPPACCEPT=1

OK

+BTOPPRECEIVED: 1

 

 

 

 

F2513   AT+BTGATTREG     GATT Register

 

T) AT+BTGATTREG=?

+BTGATTREG: (0-1)

 OK

R) AT+BTGATTREG?

+BTGATTREG: <state>

 OK

W) AT+BTGATTREG=<enable>

OK

 +BTGATTREG: <state>

or

+BTGATTERR: <err>

 ERROR

or

ERROR

  

<state>

A numeric parameter that identifies the register status.

0     unregistered

1     registered

<enable>

A numeric parameter that identifies the register action.

0     enable to unregister

1     enable to register

<err> The error code, please refer to chapter 25.3.1

 

Example

AT+BTGATTREG=?

+BTGATTREG: (0-1)

OK

AT+BTGATTREG=1

OK

+BTGATTREG: 1

AT+BTGATTREG?

+BTGATTREG: 1

OK

 

 NOTE

It must be called before all commands about GATT connect and after AT+BTPOWER

 

 

 

F2514   AT+BTGATTCRESRV     GATT Create Service

  

W) AT+BTGATTCRESRV=<uuid> 

OK

+BTGATTCRESRV: <result>[,<0Xuuid>]

or

+BTGATTERR: <err>

ERROR

or

ERROR

  

<result>

A numeric parameter that identifies the create result.

0     fail

1     success

<uuid> UUID of this service. A string with hex value. The length can only be 4 or 32.
<err> The error code, please refer to chapter 25.3.1

 

Example

AT+BTGATTCRESRV=1166

OK

+BTGATTCRESRV: 1,0X00000000000000000000000000001166

 AT+BTGATTCRESRV=3132333435363738393 0616263646566

OK

+BTGATTCRESRV: 1,0X31323334353637383930616263646566

 

 NOTE

It must be called after AT+BTGATTREG

 

 

 

 

F2515   AT+BTGATTCRECHAR     GATT Create Service Characteristic

  

W) AT+BTGATTCRECHAR=<uuid>,<property>,<permission> 

OK

+BTGATTCRECHAR: <status>,<0Xuuid>,<handle>

 or

+BTGATTERR: <err>

ERROR

or

ERROR

  

<result>

A numeric parameter that identifies the create result.

0     fail

1     success

<uuid> UUID of this characteristic. A string with hex value. The length can only be 4 or 32.
<property> Properties of this characteristic. Refer to the following Table 1.
<permission> Permission of this characteristic. Refer to the following Table 1.
<handle> A numeric parameter. characteristic handle
<err> The error code, please refer to chapter 25.3.1

 

NOTE

The “*” before Properties and Permission represent not support now.

 

Table 1: Format Map of Properties and Permission

 

Properties                                                              Format Map
Default 0
Broadcast 1(0x01)
Read 2(0x02)
Write without Response 4(0x04)
Write 8(0x08)
Notify 16(0x10)
Indicate 32(0x20)
Signed Write 64(0x40)
Extended Properties 128(0x80)

 

Permission                                                                Format Map
None 0(0x0000)
Read 1(0x0001)
ReadEncrypted 2(0x0002)
ReadEncryptedMitm 4(0x0004)
Write 16(0x0010)
WriteEncrypted 32(0x0020)
WriteEncryptedMitm 64(0x0040)
*WriteSigned 128(0x0080)
*WriteSignedMitm

256(0x0100)

 

 

Example

AT+BTGATTCRECHAR=1166,8,16

OK

+BTGATTCRECHAR: 1,0X00000000000000000000000000001166,58

AT+BTGATTCRECHAR=313233343536373839 30616263646566,8,16

OK

+BTGATTCRECHAR: 1,0X31323334353637383930616263646566,60

 

 NOTE

It must be called after AT+BTGATTREG. And a maximum of 7 characteristics can be created.

 

 

 

 

F2516   AT+BTGATTCRECHARDES     GATT create Service Characteristic Description

 

W)AT+BTGATTCRECHARDES

=<uuid>

OK

+BTGATTCRECHARDES: <result>[,<0Xuuid>]

or

+BTGATTERR: <err>

ERROR

or

ERROR

  

<result>

A numeric parameter that identifies the create result. 0 – fail

1 – success

<uuid>

UUID of this service characteristic description. A string with hex value.

The length can only be 4 or 32.

<err> The error code, please refer to chapter 25.3.1

 

Example

AT+BTGATTCRECHARDES=1166

OK

+BTGATTCRECHARDES: 1,0X00000000000000000000000000001166

 AT+BTGATTCRECHARDES=31323334353637 383930616263646566

OK

+BTGATTCRECHARDES: 1,0X31323334353637383930616263646566

 

 NOTE

This command usually follows +BTGATTCRECHAR command whose characteristic’s property is notify or  indicate,

and the function of this command is to allow client to config whether accept the notification(indication) or not.

 

 

 

 

F2517   AT+BTGATTSTARTSRV     GATT start/stop service

 

T) AT+BTGATTSTARTSRV=?

+BTGATTSTARTSRV: (0-1)

 OK

W) AT+BTGATTSTARTSRV=<st
ate>

OK

 +BTGATTSTARTSRV: <state>

or

+BTGATTERR: <err>

 ERROR

or

ERROR

 

<state>

A numeric parameter that identifies the start/stop service action.

0     stop

1     start

<err> The error code, please refer to chapter 25.3.1

 

Example

AT+BTGATTSTARTSRV=?

+BTGATTSTARTSRV: (0-1)

OK

AT+BTGATTSTARTSRV=1

OK

+BTGATTSTARTSRV: 1

 AT+BTGATTSTARTSRV=0

OK

+BTGATTSTARTSRV: 0

 

 NOTE

It must be called before all commands about GATT connect and after AT+BTGATTCRESRV

 

 

F2518   AT+BTGATTSTARTADV     GATT start advertisement

 

T) AT+BTGATTSTARTADV=?

+BTGATTSTARTADV: (0-1)

 OK

W) AT+BTGATTSTARTADV=<st
ate>

OK

+BTGATTSTARTADV: <state>

or

+BTGATTERR: <err>

 ERROR

or

ERROR

 

<state>

A numeric parameter that identifies the start/stop advertisement action.

0     stop

1     start

<err> The error code, please refer to chapter 25.3.1

 

Example

AT+BTGATTSTARTADV=?

+BTGATTSTARTADV: (0-1)

OK

 AT+BTGATTSTARTADV=1

OK

+BTGATTSTARTADV: 1

 AT+BTGATTSTARTADV=0

OK

+BTGATTSTARTADV: 0

 

 

 

 

F2519   AT+BTGATTDELSRV    GATT delete service

 

W) AT+BTGATTDELSRV

OK

+BTGATTDELSRV: <result>

or

+BTGATTERR: <err>

 ERROR

or

ERROR

 

<result>

A numeric parameter that identifies the result.

0     fail

1     success

<err> The error code, please refer to chapter 25.3.1

 

Example

AT+BTGATTDELSRV

OK

+BTGATTDELSRV: 1

 

 NOTE

It must be called after AT+BTGATTCRESRV

 

 

F2520   +BTGATTCONN     GATT client Connect Status

  

  +BTGATTCONN: <state>,<address>

 

 

<status>

A numeric parameter that identifies the connect status.

1     connected

0     disconnected

<address> A string with hex value. the address of connected client.

 

Example

+BTGATTCONN: 1,65:A2:6C:E7:E8:BF

 +BTGATTCONN: 0,65:A2:6C:E7:E8:BF

          

                                               

 

 

 

F2521   +BTGATTWRIND      GATT receive Client Write Request

  

  +BTGATTWRIND: <handle>,<data>

  

<handle>

A string with hex value that identifies the characteristic handle,

+BTGATTCRECHAR command response returns.

<data> A string with hex value. data to be written.

 

Example +BTGATTWRIND: 42,6162636465
 

 

 

F2522   AT+BTGATTWRCFM     GATT response To BTGATTWRIND

 

W)AT+BTGATTWRCFM=<state>

OK

+BTGATTWRCFM: <result>

or

+BTGATTERR: <err>

ERROR

or

ERROR

  

<state>

A numeric parameter that identifies the write action.

0     write successfully

Other     Not support

<result>

A numeric parameter that identifies the result.

0     fail

1     success

<err> The error code, please refer to chapter 25.3.1

 

Example

+BTGATTWRIND: 42,6162636465

 AT+BTGATTWRCFM=0

OK

+BTGATTWRCFM: 1

 

NOTE

The command act as the response of +BTGATTWRIND,

if the module receives BTGATTWRIND without sending out this command, after a while the connection will be disconnected.

 

 

 

F2523   +BTGATTREADIND      GATT receive Client Read Request

 

  +BTGATTREADIND: <handle>,<is_long>

  

<handle>

A string with hex value that identifies the characteristic handle,

+BTGATTCRECHAR command response returns.

<is_long>

A numeric parameter that identifies if there is a following request.

0     no following request

1     have following request

 

Example +BTGATTREADIND: 42,0  

                                                                       

 

 

 

F2524   AT+BTGATTREADCFM     GATT response To BTGATTREADIND

  

W) AT+BTGATTREADCFM=<state>,<data>

OK

+BTGATTREADCFM: <result>

or

+BTGATTERR: <err>

ERROR

or

ERROR

  

<state>

A numeric parameter that identifies the read action.

0     read  success

Others     not support, invalid parameter

<data> A string value. Data need to be read(max length is 90).
<result>

A numeric parameter that identifies the create result.

0     fail

1     success

<err> The error code, please refer to chapter 25.3.1

 

Example

+BTGATTREADIND: 42,0

 AT+BTGATTREADCFM=0,23456

OK

+BTGATTREADCFM: 1

 

 

NOTE

The command act as the response of +BTGATTREADIND,

if the module receives BTGATTREADIND without sending out this command, after a while the connection will be disconnected.

 

 

 

 

F2525  AT+BTGATTNOTIFY     GATT send Notification To Client

 

W) AT+BTGATTNOTIFY=<handle>,<data>

OK

+BTGATTNOTIFY: <result>

or

+BTGATTERR: <err>

ERROR

or

ERROR

 

<handle>

A string with hex value that identifies the characteristic handle,

+BTGATTCRECHAR command response returns.

<data> A string value. notify data to be send to client(max length is 20).
<result>

A numeric parameter that identifies the create result.

0     fail

1     success

 

Example

AT+BTGATTNOTIFY=58,456

OK

+BTGATTNOTIFY: 1

 

 

 

                         

 

 

 

 

 

 

 

Adsense

EMW3070

Viewed Page List