IO Direction 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.

SPI1 Rx (12)

IO direction for SPI1 Rx pin 12 (out/in)

How to use it — press a.

GPIO 26 (26)

IO direction for GPIO 26 (out/in)

How to use it — press b.

SPI1 CS (13)

IO direction for SPI1 CS pin 13 (out/in)

How to use it — press c.

GPIO (27)

IO direction for GPIO 27 (out/in)

How to use it — press l.

UART1 Rx (9)

IO direction for UART1 Rx pin 9 (out/in)

How to use it — press e.

UART1 CTS (10)

IO direction for UART1 CTS pin 10 (out/in)

How to use it — press f.

UART1 Tx (8)

IO direction for UART1 Tx pin 8 (out/in)

How to use it — press g.

UART1 RTS (11)

IO direction for UART1 RTS pin 11 (out/in)

How to use it — press m.

SPI1 Tx (15)

IO direction for SPI1 Tx pin 15 (out/in)

How to use it — press i.

SPI1 SCLK (14)

IO direction for SPI1 SCLK pin 14 (out/in)

How to use it — press j.

GPIO25 (25)

IO direction for GPIO 25 (out/in)

How to use it — press k.