User's Manual

Enhanced Class 1 Bluetooth v2.1 Module
User’s Guide
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www.lairdtech.com/wireless
101
CONN-GUIDE-BT740_v0.2
There is no response to this command packet. However, on reset there is at least one EVT_STATUS
event so that can be used to detect that the device has rebooted.
8.16.10 BLOB Manage
This command manages binary data uploaded from the host through data channels 0x98 to 0x9F (the
number of BLOB data channels is compile time dependent). The binary data is referred to as a ‘BLOB’
(binary long object).
Command Packet
Offset
Field
Value
Comments
0
LENGTH
14
Fixed
1
CHANNEL
0
Fixed
2
COMMAND
[CMD_BLOBMANAGE]
3
FLOW_IN
??
Runtime value
4
subCmdId
0..9
5
blobId
0..1
Identifies the BLOB that this command acts
on.
Data Channels correspond to (0x98 +
blobID)
6..9
ParmA
Offset 6 is MSB
Offset 9 is LSB
Parameter A
10..13
ParmB
Offset 10 is MSB
Offset 13 is LSB
Parameter B
Response Packet
Offset
Field
Value
Comments
0
LENGTH
15
Fixed
1
CHANNEL
0
Fixed
2
COMMAND
[CMD_ BLOBMANAGE]
3
FLOW_OUT
??
Runtime value
4
STATUS
As appropriate
5
subCmdId
Echoed from command
6
blobId
Echoed from command
7..10
ParmA
Offset 7 is MSB
Offset 10 is LSB
Depends on subCmdId
11..14
ParmB
Offset 11 is MSB
Offset 14 is LSB
Depends on subCmdId
Action to perform