User's Manual

Enhanced Class 1 Bluetooth v2.1 Module
User’s Guide
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www.lairdtech.com/wireless
65
CONN-GUIDE-BT740_v0.2
8.9.4 Information
This command extracts information from the module, for example version number.
Command Packet
Offset
Field
Value
Comments
0
LENGTH
5
Fixed
1
CHANNEL
0
Fixed
2
COMMAND
[CMD_INFORMATION]
3
FLOW_IN
??
Runtime value
4
INFOTYPE
0..255
Response Packet
Offset
Field
Value
Comments
0
LENGTH
14
Fixed
1
CHANNEL
0
Fixed
2
COMMAND
[CMD_INFORMATION]
3
FLOW_OUT
??
Runtime value
4
STATUS
[OK]
5
INFOTYPE
0..255
Echoed from command
6.13
DATA[8]
As per the table below
The type of information requested is specified by the INFOTYPE parameter, as per the table below.
INFOTYPE = GET_VERSION (0)
Offset
Field Name
Range
Comments
0
Format/Firmware/Platform
ID
0..255
Bit 7: 1 Bit654: Spare
Bit3210: Firmware/Platform ID
1
STACK_MAJOR
0..255
CCL Version number index
2
APP_MAJOR
0..255
Laird Application Version number
index
3
DEVELOPER/BRANCH ID
0..255
Bit7654: Developer ID
Bit3210: Branch ID
4..5
MSB/LSB of BUILD
NUBMER
0..65535
Odd number == engineering
Even Number == production
6
Reserved
0..255
Laird private use