BTM410/411
Bluetooth
®
AT Data Module
58
www.lairdtech.com
Laird Technologies
APPENDIX
Commands
Information
ATI13
The Sniff status is returned as follows:-
Response: <cr,lf>a:b,c,d,e<cr,lf>OK<cr,lf>
Where ‘a’ = 0 when not online and 1 when online and Sniff has been enabled, ‘b’ is the
Sniff Attempt parameter, ‘c’ is the Sniff timeout parameter, ‘d’ is the minimum sniff
interval and ‘e’ is the maximum sniff interval. All parameters ‘b’, ’c’, ’d’ and ‘e’ are given
as Bluetooth slots which are 625 microseconds long converted from values of S Registers
561, 562, 563 and 564 respectively.
ATI14
The current boot mode
ATI15
The maximum length of an AT command, not including the terminating carriage return
ATI16
Codec Output Maximum Gain Range
ATI17
Codec Input Maximum Gain Range
ATI18
Bluetooth version
ATI19
Audio connection status: 0 = off, 1= on
ATI20
Returns the number of bytes pending to be sent in the rf buffer when a connection is up.
ATI33
Version number of Multipoint application (Note: ATI is provided for compatibility in
multipoint mode, other AT commands are not available).
ATI42
State information. Where the response values are as follows:
13 = NotOpen
14 = OpenIdle
15 = Ringing
16 = OnlineCommand
172 to 177 = waiting for connectable and/or discoverable where the lowest significant
digit equates to the value stored in S Register 512 or 555.
Note when n=16, ATI9 will return 1.
ATI60
SPP connection status: 0 = not connected, 1 = connected; identical with ATI9
ATI61
A2DP connection status: 0 = not connected, 1 = connected
ATI62
AVRCP connection status: 0 = not connected, 1 = connected
ATI63
HSP-Headset connection status: 0=not connected,1=ACL connected,2=audio connected
ATI64
HSP-Gateway connection status: 0=not connected,1=ACL connected,2=audio connected
ATI65
HF connection status:
ATI60
SPP connection status: 0 = not connected, 1 = connected; identical with ATI9
ATI61
A2DP connection status: 0 = not connected, 1 = connected
ATI62
AVRCP connection status: 0 = not connected, 1 = connected
ATI63
HSP-Headset connection status: 0=not connected,1=ACL connected,2=audio connected
ATI64
HSP-Gateway connection status: 0=not connected,1=ACL connected,2=audio connected
ATI65
HF connection status:
0 = not connected
1 = SLC connected
2 = Audio connected
3 = in call - SLC
4 = in call – audio
ATI67
DUN connection status:
0=not connected
1=connected in local command mode
2=connected in remote command mode
ATI101
The RSSI value in dBm. If a connection does NOT exist then a value of -32786 is returned.
A value of 0 means the RSSI is within the golden range this is quite a large band,
therefore RSSI is not always a useful indicator. Use ATI111 instead which returns the bit
error rate.
Содержание BTM410
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