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SPI Settings

These commands are available three ways — in the FREE-WILi GUI app, in a serial terminal, and on the device itself. See Connecting it to a computer for how to reach them.

Frequency​

SPI clock frequency in Hz

How to use it — press f.

What you enter — value.

Chip Select Pin​

GPIO pin used as SPI chip select

How to use it — press c.

What you enter — value.

Data Bits​

SPI data bits per transfer

How to use it — press b.

What you enter — value.

CPOL​

SPI clock polarity

How to use it — press p.

CPHA​

SPI clock phase

How to use it — press a.