nRF24L01+ PA/LNA Wireless Transceiver Module
Quick Start Guide

Thank you for purchasing the nRF24L01+ PA/LNA Wireless Transceiver Module with Adapter Board.

This module is designed for long-range 2.4GHz wireless communication and is suitable for IoT projects, wireless sensor networks, robotics, home automation, industrial monitoring, and embedded systems development.

Package Contents
1 × nRF24L01+ PA/LNA Wireless Transceiver Module
1 × External 2.4GHz Antenna
1 × 3.3V Adapter Board
Before You Begin
Connect the antenna to the module before applying power.
Insert the nRF24L01+ module firmly into the adapter board socket.
Verify all wiring connections before powering the circuit.
Use a stable power supply for reliable operation.
Adapter Board Pinout
Pin	Description
VCC	Power Input
GND	Ground
CE	Chip Enable
CSN	SPI Chip Select
SCK	SPI Clock
MO	MOSI (Master Out Slave In)
MI	MISO (Master In Slave Out)
IRQ	Interrupt Output (Optional)
ESP32 Wiring Reference
ESP32	Adapter Board
VIN (5V)	VCC
GND	GND
GPIO4	CE
GPIO5	CSN
GPIO18	SCK
GPIO23	MO
GPIO19	MI
Not Connected	IRQ
Notes
This adapter board includes an onboard 3.3V regulator.
Power the adapter board through the VCC and GND terminals.
IRQ is optional and not required for basic communication.
Supported Platforms

This module can be used with:

ESP32
ESP8266
Arduino UNO
Arduino Nano
Arduino Mega
STM32 Development Boards
Raspberry Pi (SPI Enabled)
Other SPI-compatible microcontrollers
Required Library

For Arduino IDE projects, install:

RF24 by TMRh20

Library Manager:

Open Arduino IDE
Select Sketch → Include Library → Manage Libraries
Search for RF24
Install RF24 by TMRh20
Typical Applications
Wireless Sensor Networks
Home Automation Systems
Smart Agriculture
Robotics
Remote Monitoring
Industrial Automation
Wireless Data Logging
IoT Gateways
Telemetry Systems
Troubleshooting
Module Not Detected
Verify SPI wiring.
Check CE and CSN connections.
Ensure the module is properly seated in the adapter board.
Communication Failure
Confirm that transmitter and receiver use matching settings.
Verify power supply stability.
Keep wiring short and secure.
Unstable Operation
Ensure a stable power source is used.
Avoid loose jumper wires.
Verify antenna connection.
Poor Range
Ensure antenna is properly attached.
Keep the module away from metal enclosures and strong RF interference sources.
Position antennas vertically for best performance.
Safety Information
Never connect the nRF24L01 module directly to 5V.
Always use the supplied adapter board.
Connect the antenna before powering the module.
Avoid reverse polarity connections.
Disconnect power before changing wiring.
Important Notice

This guide provides hardware setup information only. Application code may vary depending on the microcontroller platform, library version, and project requirements. Please refer to the documentation of your chosen development platform for software implementation details.

Technical Support

For product support, tutorials, and additional resources:

Vihaan IoT Gateway

Website: https://vihaaniotgateway.in

Thank you for choosing Vihaan IoT Gateway.
Happy Building!