HC-05 connects microcontrollers (like Arduino) to other Bluetooth enabled devices.
What is arduino uno pinout serial#
The HC-05 is very easy to use Bluetooth to serial converter. It uses frequency-hopping spread spectrum (FHSS) radio technology to send data over the air.ĭownload the full datasheet from this link: HC-05 Datasheet
This pin is used to bring the Bluetooth module in AT commands mode. HC-05 pinout and specifications are given below. HC-05 Bluetooth module is a Bluetooth to serial converter that connects microcontrollers (like Arduino) to other Bluetooth enabled devices.