OpenSprinkler › Forums › Hardware Questions › OpenSprinkler Pi (OSPi) › Is there accuracy down to the second? › Reply To: Is there accuracy down to the second? December 2, 2016 at 2:52 am #44795 RayKeymaster Yes, as Samer said: the latest firmware (2.1.7) supports watering time granularity of 1 second within the full range of 1 second to 18 hours.
