User's Manual

52
www.lairdtech.com
Laird Technologies
BTM510/511
Bluetooth
®
Multimedia Module
Unit / Subunit Type Value
Monitor 0x00
Audio 0x01
Printer 0x02
Disc 0x03
Tape recorder player 0x04
Tuner 0x05
CA 0x06
Camera 0x07
Reserved 0x08
Panel 0x09
Bulletin board 0x0A
Camera storage 0x0B
Vendor unique 0x1C
Reserved for all 0x1D
Extended 0x1E
Unit 0x1F
Table 3.21: AV/C Unit/Subunit Types
AVRC Response Type Read-Value (S311,
sent in response)
Write-Value (S311) or
AT+AVR<parameter>
Not implemented 8 0
Accepted 9 1
Rejected 10 2
In transition 11 3
Stable 12 4
Changed 13 5
Interim 15 6
Bad prole 16 7
Table 3.22: AVRC Response Types
Message Comment
CONNECT 123456789012,110E,> Outgoing AVRCP connection established
‘123456789012’ – bd_addr of peer device
‘110E’ – UUID indicating AVRCP
CONNECT 123456789012,110E,< Incoming AVRCP connection established
‘123456789012’ – bd_addr of peer device
‘110E’ – UUID indicating AVRCP
NO CARRIER 110E AVRCP connection rejected or closed
NO CARRIER All Connections closed
AVUR <n>,<unit_id>,<unit_type
hex
> <company_id
hex
> Response to AT+AVU (UNIT INFO Request), indicates
completion of command
<n> = status
dec
: 0 – success
1 – fail
4 – timeout
<unit_id
hex
>: Unit ID
<unit_type>: see Table 3.21
<company_id>: IEEE Company ID
AT COMMAND SET
REFERENCE