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Bluetooth BR/EDR

 

 

 

 

1. Standard and History

Standard @Classic Modulation Frequency Data Rate Remark
Bluetooth 1.2 FHSS/ GFSK 2.400 ~ 2483.5GHz ~ 1 Mbps Y2002, BR, 1’st widely used Bluetooth
Bluetooth 2.0 FHSS/ π/4 DQPSK 2.400 ~ 2483.5GHz ~ 2 Mbps Y2005, EDR
FHSS/ π/8  DQPSK 2.400 ~ 2483.5GHz ~ 3 Mbps
Bluetooth 5.3       Y2021

 

 

 

 

2.  Power Consumption

Power Class TX Power Power Save Mode RX Mode TX Mode
Class 1 ~ 100 mW / 20 dBm      
Class 2 ~ 2.5 mW / 4 dBm      
Class 3 ~ 1 mW / 0 dBm      

 

 

 

 

3. Application Reference for IoT

Standard Coverage Topology Internet Protocol Battery Usage
Bluetooth BR/EDR  ~ 30 m 1:1    

 

 

 

 

4. Devices

Master(Central)  
Slave(Peripheral)  
Beacon  

 

 

 

 

5. Connection Sequence 

 

 

 

 

 

 

 

Adsense

 

 WiFi IoT Module

 

www.mxchip.com

 

 

 Bluetooth Module

www.feasycom.com

 

 

 5G/LTE/CAT-M1/NB-IoT

 

www.simcom.com

 

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