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An ultra low-power transceiver for radio communication in the 2.4GHz ISM band (Industrial, Scientific, and Medical). Commonly used by tinkerers because of its low cost and its easy to use SPI interface.
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nrf24l01+ does not work with a battery, or very unreliably
Add a 100uf capacitor between ground and 3.3v directly on the nrf breakout. They're very susceptible to noise on the power supply. I had issues with the same thing and this solved it. Also, make sure …
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1
answer
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nRF2401 communication (extended vs normal)
Communicating to the antenna-less version from an extended range nRF2401 seems to produce some strange results...
At a distance, the receiver seems to receive a number of values instead of one. For …