2.4 GHz Unlicensed Band

nrf24-showing-status-byte33

Figure 1: Status and printDetail() screen of the pingpair_dyn sample app (click to enlarge).

Finally, the unlicensed band nRF24 devices are talking to each other!  It was a bit of a road trip.  One thing to note is the importance of the status byte, and the other status data.  While a hex 0x0e is normal, a hex 0x00 in the status byte, and/or lots of zeros in the printDetail() output are pretty good indicators that your SPI is not operational, and you’re not talking to the transceiver.  More on this issue follows …

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