PRELIMINARY PRODUCT SPECIFICATION
nRF24L01 Single Chip 2.4 GHz Radio Transceiver
Configuration for compatibility with nRF24XX
How to setup nRF24L01 to receive from an nRF2401/nRF2402/nRF24E1/nRF24E2:
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Use same CRC configuration as the nRF2401/nRF2402/nRF24E1/nRF24E2
uses
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Set the PRIM_RX bit to 1
Disable auto acknowledgement on the data pipe that will be addressed
Use the same address width as the PTX device
Use the same frequency channel as the PTX device
Select data rate 1Mbit/s on both nRF24L01 and
nRF2401/nRF2402/nRF24E1/nRF24E2
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Set correct payload width on the data pipe that will be addressed
Set PWR_UP and CE high
How to setup nRF24L01 to transmit to an nRF2401/nRF24E1:
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Use same CRC configuration as the nRF2401/nRF2402/nRF24E1/nRF24E2
uses
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Set the PRIM_RX bit to 0
Set the Auto Retransmit Count to 0 to disable the auto retransmit functionality
Use the same address width as the nRF2401/nRF2402/nRF24E1/nRF24E2
uses
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Use the same frequency channel as the
nRF2401/nRF2402/nRF24E1/nRF24E2 uses
Select data rate 1Mbit/s on both nRF24L01 and
nRF2401/nRF2402/nRF24E1/nRF24E2
Set PWR_UP high
Clock in a payload that has the same length as the
nRF2401/nRF2402/nRF24E1/nRF24E2 is configured to receive
Pulse CE to send the packet
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Nordic Semiconductor ASA - Vestre Rosten 81, N-7075 Tiller, Norway
Revision: 1.1
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Phone +4772898900
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Fax +4772898989
November 2005
Page 25 of 38
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