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Master & Slave Capable Bluetooth Module HC-05 (Arduino & Raspberry Pi Compatible)

The HC-05 Bluetooth Module will allow you to send/receive data over bluetooth as both a master or slave device. Just connect to your Arduino or Raspberry Pi to send and receive data wirelessly up to 32.8 feet (10m)!

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Tinkersphere

TS-868

$10.99

Connect this Serial Bluetooth Module to have your Arduino or Raspberry Pi communicate wirelessly via Bluetooth in both Master and Slave modes. Using this module your Raspberry Pi, Arduino or other microcontroller will be able to connect to other bluetooth devices and bluetooth enabled computers as a master or slave device! Perfect for short range wireless communications up to 32.8 feet.

Pinout: (See connection diagrams in images above for Arduino & Raspberry Pi)

  • VCC: 3.6V - 6V
  • GND: 0V
  • TX: transmit (to Arduino or Raspberry Pi)
  • RX: receive  (to Arduino or Raspberry Pi)
  • KEY: Used to enter command mode to change HC-05 settings such as master or slave setting
  • LED: Bluetooth Status Pin (by default this pin is high when bluetooth is connected, however, can be reversed to low when connected for power-saving via command mode)

 

Specifications:

  • Bluetooth Module
  • Protocol: Serial
  • Mode: Master or Slave (this module can act as a master or slave)
  • Range: 32.8 feet / 10 meters
  • Supply Voltage: 3.6V - 6V
  • TX & RX Signal Voltage: 3.3V - 5V
  • Power consumption: (searching for connection) 70mA; 56mA (while transmitting)
  • Dimensions: 3.6cm x 1.5cm 
  • Antenna: On-board