This is a second generation door controller to replace the current one.
Primary Features of the new controller:
Using Arduino Leo, existing arduino libs. This is also an inexpensive , modular , embedded solution to be used for other access control projects.
these are parts we used in the equipment access (with some optionals)
80 = 9+14+13+3+2+25+14 + shipping + SD mem card + optionals
clearly this could be cost reduced.
optional or related: