42
www.lairdtech.com
Laird Technologies
BTM520/521
Bluetooth
®
Multimedia Plus Module
CONFIGURING
THE BTM520/521
ERROR
DESCRIPTION
18
Not USED
19
Not USED
20
Not safe to write to Non-volatile Store - Ongoing Bluetooth Connection
21
Link Key Cache is Empty
22
Link Key Database is Full
23
Malloc returned NULL - Resource Issue
24
Remote Address same as Local Address
25
Connection Setup Fail, DSR Not asserted
26
Unauthenticated licence
27
Max Responses (See S Register 518) too high. Memory allocation error
28
The length of Pin in AT+BTK is too long
29
Invalid Ring count specified for S Register 0 or 100. If S0<>0 and S100<>0 then S0 must be < S100
30
ADC Error
31
Analogue Value cannot be read as it is set for output
32
Analogue Value cannot be written as it is set for input
33
S Register Value is invalid
34
Both L and R modifier cannot be specified in ATD command
35
Invalid Major Device Class – valid value in range 0x00 to 0x1F inclusive
36
Pairing in progress – Command cannot be actioned – try again later
37
Invalid Sniff parameter specified. E.g. new Attempt value greater than MinInterval. Solution is to first
increase MinInterval and re-enter the Attempt value.
38
Get Remote Friendly name Failed
39
Failed to change mode to Multipoint
40
7 Bit mode requires parity to be even or odd
41
Unused
42
Unused
43
Unused
44
Unused
45
Unused
46
No A2DP role has been set (see S register 300)
47
No AVRCP role has been set (see S register 301)
48
No AVRCP category has been set (see S register 302)
49
No AVRCP control connection
50
No A2DP or AVRCP connection currently incoming
50
No A2DP or AVRCP connection currently incoming
51
Invalid operation ID (AVRCP)
52
Wrong AVRCP role
53
Command disabled by S-Register 310
54
Production info string does not exist
55
Audio resource error
56
Invalid UUID
57
Maximum gain level reached
58
Minimum gain level reached
