Reverse Engineering Tentacle Sync BLE Protocol

#🌱 #reverse-engineering

Decoding

format: LSB(?)

Advertising

Manufacturer Specific data in advertising packet

0000   0d ff 3f 04 01 01 93 18 06 33 18 10 1f 64
data meaning
0d Length
ff Type (manufacturer specific)
3f 04 Company ID
01 01 93 18 06 33 18 10 1f 64 Current theory is that this is the timecode data

Examples of the data:

0000   01 01 93 18 06 33 18 10 1f 64
0000   01 01 93 18 06 33 18 12 80 d2
0000   01 01 93 18 06 33 18 15 36 50

Scan Response

0000   06 ff 3f 04 46 05 00 06 09 42 2d 43 41 4d
data meaning
06 Length
ff Type (manufacturer specific)
3f 04 Company ID
46 05 00 ???
06 Length
09 Type (device name)
42 2d 43 41 4d B-CAM

References

Raw Notes