Can the EFR32xG22E transmit without joining a network?

Yes, the EFR32xG22E can transmit data without joining a network. This is especially useful in energy harvesting and Ambient IoT applications where minimizing power consumption is critical.

The device supports transmit-only modes, such as:

  • Bluetooth Beaconing
  • Zigbee Green Power Device (GPD)
  • Proprietary TX-only protocols using the RAIL (Radio Abstraction Interface Layer)

In these modes, the device does not maintain a connection or join a network. Instead, it periodically transmits packets, which helps save energy by avoiding the need to constantly listen or stay in sync with other devices.

Applicable Part Numbers
DigiKey Part Number Manufacturer Part Number
336-SLWSTK6021A-ND SLWSTK6021A
336-SLWRB4183A-ND SLWRB4183A
336-XG27-DK2602A-ND XG27-DK2602A
336-XG21-PK6026A-ND XG21-PK6026A
336-XG27-PK6017A-ND XG27-PK6017A
336-SLWRB4182A-ND SLWRB4182A
336-SLWRB4181C-ND SLWRB4181C
336-SLWRB4181B-ND SLWRB4181B
336-XG26-PK6028A-ND XG26-PK6028A
336-XG22-EK2710A-ND XG22-EK2710A
336-XG27-RB4194A-ND XG27-RB4194A
336-XG24-RB4187C-ND XG24-RB4187C
336-XG24-RB4186C-ND XG24-RB4186C
336-XG24-RB4198A-ND XG24-RB4198A
336-XG21-PK6027A-ND XG21-PK6027A
336-XG24-PK6036A-ND XG24-PK6036A
336-XG24-RB4188A-ND XG24-RB4188A
336-XG21-RB4196B-ND XG21-RB4196B
336-XG21-RB4195B-ND XG21-RB4195B
336-XG26-RB4118A-ND XG26-RB4118A
336-BG27-RB4110B-ND BG27-RB4110B
336-BG27-RB4111B-ND BG27-RB4111B
336-XG24-RB4115B-ND XG24-RB4115B
336-XG27-PK6018A-ND XG27-PK6018A
336-XG27-PK6019A-ND XG27-PK6019A
336-XG24-DK2606A-ND XG24-DK2606A
336-SLWRB4180B-ND SLWRB4180B
336-XG22-RB4415A-ND XG22-RB4415A
336-XG22-EK8200A-ND
XG22-EK8200A
336-XG22-EK8200A