I'm using an electric imp right now which is both the MCU and the wifi chip. My question is more about an external circuit that will satisfy the electric imp's requirements for waking from deep sleep by an interrupt pin (transition from low to high wakes it, transition from high to low puts it...
I need to trigger an electric imp to wake from deep sleep on the event that a liquid level sensor is exposed to water and send an alert to a user. This device periodically wakes up out of a deep sleep state and connects to a server to log sensor data (temp, humidity, light, water level in the...