Bluetooth Module (HC-05)




  • Use CSR popular buletooth chip, bluetooth V2.0 Protocol standard.
  • Serial port operation voltage 3.3V
  • Baud rate set at 9600, but you can change it with AT command
  • Operation current, pairing at 30MA, after pairing is 8 MA during communication
  • Widely use for wireless data communication such as GPS navigation device, remote data collection, PDA devices
  • Also can pair and communicate with laptop, laptop bluetooth adapter, PDA devices, Arduino
  • Be aware default setting of the product is slave mode, communication only available between master and slave mode, but not master and master, or slave and slave mod


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