User's Manual

Enhanced Class 1 Bluetooth v2.1 Module
User’s Guide
Americas: [phone] Option 2
Europe: [phone]
Hong Kong: [phone]
www.lairdtech.com/wireless
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CONN-GUIDE-BT740_v0.2
Index
Description
D = Developer ID
E = Branch ID
F = Build Number (divisible by 10 for production releases and Odd for
Engineering)
G = Twig Number (will normally be 0, but minor releases on sub-
branches is non-zero)
4
A 12 digit hexadecimal number corresponding to the Bluetooth address
of the Laird device.
6
The maximum size of trusted device database.
9
0 if not in a connect state and 1 if in a connect state.
11
The reason why a “NO CARRIER” results in the most recent attempt at
making an outgoing connection. Where the response values are as
follows:
3 = Normal disconnection
13
Current Sniff parameters in two lines as follows
A,B,C,D
A,B,C,D
Where first line is in units of milliseconds and the second in baseband
slots.
A = Attempt (see S Reg 73, 561 in AT Mode)
B = Timeout (see S Reg 74, 562 in AT Mode))
C = Minimum Interval (see S Reg 75, 563 in AT Mode)
D = Maximum Interval (see S reg 76, 564 in AT Mode)
21
Current discoverable mode:
0 = Not Discoverable
1 = Generic Discoverable mode
2 = Limited Discoverable mode
22
Current connectable mode:
0 = Not Connectable
1 = Connectable
23
Same as (9) above.
0 if not in a connect state and 1 if in a connect state.
42
Current state of the module
14 = Not discoverable and not connectable and not in connection
18 = Connected mode
174 = Connectable and Discoverable
173 = Connectable only
172 = Discoverable only
56
The number of devices in the trusted device database in format a,b
where ‘a’ is the number of devices in the ‘rolling’ database and ‘b’ in the
‘persistant’ database.
100
Returns the hardware ID (100 for BTM4xx platform)
201
UART receive buffer and hardware handshaking information in the
format: