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The NRF24L01+PA+LNA with USB Interface is a versatile wireless communication module that integrates a ceramic antenna and a USB interface. Featuring the RFX2401C RF front-end amplifier chip, it delivers enhanced signal strength and long-range communication capabilities. Designed for industrial and IoT applications, it operates via AT commands through a virtual serial port. The module ensures reliable performance in noisy environments and retains system parameters after power-down.
Specifications of NRF24L01+PA+LNA with USB Interface
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IC: NRF24L01+
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Frequency: 2.4GHz
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Input Voltage: 1.9V ~ 3.6V
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Transmitting Power: +7dB
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Receiving Sensitivity: ≤ -90dB
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Data Rate: 2Mbps, 1Mbps, 250Kbps
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RX Mode Current:
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2Mbps: 15mA
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1Mbps: 14.5mA
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250Kbps: 14mA
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Sleep Mode Current: 15µA
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Power-Off Current: 700nA
Features
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USB Interface: Communicates via virtual serial port using AT commands.
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RFX2401C Chip: Boosts wireless signal strength with +22dBm output power.
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Built-in Watchdog Timer: Prevents system lock-ups for stable operation.
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Parameter Retention: Stores configurations even after power-off.
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Industrial Compatibility: Operates effectively in noisy environments.
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Maximum Data Length: Sends/receives up to 31 bytes per message (32 bytes total with length byte).
AT Commands
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Set Serial Baud Rate:
AT+BAUD=n(n=1–7 for 4800–115200bps) -
Wireless Rate:
AT+RATE=n(n=1 for 250Kbps, 2 for 1Mbps, 3 for 2Mbps) -
Set Local Address:
AT+RXA=0x??,... -
Set Destination Address:
AT+TXA=0x??,... -
Set Communication Channel:
AT+FREQ=2.xxxG(2.400–2.525GHz) -
Set CRC Checksum:
AT+CRC=n(n=8 or 16 for 8-bit or 16-bit CRC) -
Query System Parameters:
AT? -
Factory Reset:
AT+init -
Query Firmware Version:
AT+VER
Applications
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IoT systems
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Wireless communication in industrial environments
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Remote sensing and control
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Robotics
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Automation systems
Development Resources of NRF24L01+PA+LNA with USB Interface
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Datasheet: Not available.