nRF24L01 2.4 GHz Wireless Transceiver Module

Description

The nRF24L01 is a wireless transceiver module commonly used in electronics projects. Here are the key details:

1. Functionality:
   • The nRF24L01 operates in the 2.4 GHz frequency band, which falls under the ISM (Industrial, Scientific, and Medical) band. This frequency range is legal for use in most countries for engineering applications.
   • It is a transceiver, meaning it can both send and receive data wirelessly.
   • The module uses GFSK (Gaussian Frequency-Shift Keying) modulation for data transmission.
   • You can configure the data transfer rate to 250 kbps, 1 Mbps, or 2 Mbps.
2. Specifications:
   • Low Cost: The nRF24L01 is an affordable single-chip 2.4 GHz RF transceiver IC.
   • Range: With an external antenna, it can achieve a range of over 1000 meters in an open area.
   • Power Consumption: It operates with ultra-low power consumption.
   • Input Voltage: The recommended input voltage range is 1.9V to 3.6V.
   • Compatibility: You can use it with any microcontroller (MCU) that supports SPI communication.
3. Variants:
   • The nRF24L01 comes in two versions:
     • External Antenna: Provides more range.
     • Built-in Antenna: Offers less range but is more compact.
4. Applications:
   • Wireless Control: The module is popular for applications requiring wireless communication, such as remote control, sensor networks, and IoT devices.
   • Arduino Compatibility: It works seamlessly with Arduino boards and other microcontrollers.