HC-05 Datasheet (ETC) - Bluetooth Module User Manual

HC-05, Bluetooth Module User Manual

+5V Function Connect to +5V Ground Connect to Ground UART_TXD, Bluetooth serial signal sending PIN Connect with the MCU’s (Microcontroller and etc) RXD PIN.

UART_RXD, Bluetooth serial signal receiving PIN Connect with the MCU’s (Microcontroller and etc) TXD PIN.

Mode switch input If it is i

“Your Robotic Solution” www.mybotic.com.my HC-05 Bluetooth Module User’s Manual V1.0 1|Page Contents 1.

Introduction 3 2.

Pin Definition 4 3.

Sample Hardware Installation and Sample Source Code 5 4.

Communication between Arduino UNO and PC via Bluetooth 8 5.

Warranty 16 2|Page 1.

Introduction HC-05 Bluetooth Module is an easy to use Bluetooth SPP (Serial Port Protocol) module, designed for transparent wireless serial connection setup.

Its communication is via serial communication which makes