M Aster I Dentification M Echanism - ICP DAS USA BLE-USB User Manual

Broadcaster: it passively listens to BLE devices in its area and processes the data from the
advertising packets it receives.
1.6 Master Identification Mechanism
The Slave had a master identification mechanism. The Master will send identification packet to
the Slave. The Slave will check the identification packet that the identification packet was
incorrect. The Slave will disconnect with the Master. The feature can enable by AT command
(refer to 3.1.21).
Observer
Scan
Didn't receive
Broadcast packet
packet
Scan
Scan
Broadcast packet
Figure 1-6. The workflow of Bluetooth LE broadcast
Slave
(Peripheral)
Connection Request
Link establish
identification packet
Packet correct
Figure 1-7. The architecture of master identification mechanism
BLE-USB, USB to Bluetooth Low Energy Converter (Ver. 1.0, Oct/6/2016) 10
Broadcaster Observer
Scan
Broadcast packet
Scan
Broadcast packet
Master Slave
(Central) (Peripheral)
Link establish
identification packet
disconnect
Didn't receive
packet
Packet incorrect