Manual

RF22
Version: 0.1 Date: 12/23/2008
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11.4. Microcontroller Connection
If the FIFO is not desired to be used and minimizing microcontroller pins is important in the application then the SPI
interface pins may be used in the following fashion to send/read the data from the transceiver. If it is desired to use the
chip in this mode, contact customer support for further instructions.
Figure54. Microcontroller Connection