Datasheet

Configuration

Check the Configuration! page earlier to set up the sketch for Software/Hardware UART or

Software/Hardware SPI. The default is hardware SPI

If using software or hardware Serial UART:

This tutorial will also be easier to use if you wire up the MODE pin, you can use any pin

but our tutorial has pin 12 by default. You can change this to any pin. If you do not set

the MODE pin then make sure you have the mode switch in CMD mode

If you are using a Flora or otherwise don't want to wire up the Mode pin, set the