RN42 Bluetooth Module: A Comprehensive Guide
The RN42 Bluetooth module was developed by Microchip Technology. It’s designed to provide Bluetooth connectivity to devices and is commonly used in various applications, including wireless communication between devices.
Features Of RN42 Bluetooth Module
The RN42 Bluetooth module comes with several key features that make it suitable for various wireless communication applications. Here are the key features of the RN42 module:
Bluetooth Version:
The RN42 module is based on Bluetooth version 2.1 + EDR (Enhanced Data Rate).
Profiles:
Supports a range of Bluetooth profiles including Serial Port Profile (SPP), Human Interface Device (HID), Audio Gateway (AG), and others. The availability of profiles makes it versatile for different types of applications.
Frequency Range:
Operates in the 2.4 GHz ISM (Industrial, Scientific, and Medical) band, the standard frequency range for Bluetooth communication.
Data Rates:
Offers data rates of up to 3 Mbps, providing a balance between speed and power consumption.
Power Supply Voltage:
Operates with a power supply voltage in the range of 3.3V to 6V, making it compatible with a variety of power sources.
Low Power Consumption:
Designed for low power consumption, making it suitable for battery-powered applications and energy-efficient designs.
Antenna Options:
Provides options for both internal and external antennas, offering flexibility in design based on the specific requirements of the application.
Interface:
Utilizes a UART (Universal Asynchronous Receiver-Transmitter) interface for serial communication, facilitating easy integration with microcontrollers and other embedded systems.
Security Features:
Implements authentication and encryption mechanisms to ensure secure wireless communication.
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