Raspberry Pi to Fona

Power Status (PS) and Key pins are tied to GPIO pins so the Fona can be turned on and off programmatically.  Your data plan is only used in the event of a failover.

This guide was first published on Oct 15, 2014. It was last updated on Oct 15, 2014.

This page (Wiring) was last updated on Sep 23, 2014.

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