OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › OSPi 1.2 – ADC – Rain Sensor – Garage Door Control › Re: Re: OSPi 1.2 – ADC – Rain Sensor – Garage Door Control
July 12, 2013 at 8:40 pm #24808
If you just need to determine the state of a switch then a digital input would suffice. If your rain sensor is the on/off type then a digital input would also suffice. I believe the analog input is meant for things like soil moisture meters that output a range of voltage based on moisture content.