OpenSprinkler › Forums › Hardware Questions › DIY Kit Assembly Questions › Cannot communicate with board v2.1u › Re: Re: Cannot communicate with board v2.1u June 21, 2014 at 7:29 pm #27211 nsatoMember Still at a loss. I just got a new crystal to try. I’m going to check the pins (again) of the Ethernet chip if the new crystal doesn’t work.
