<> <> <> <> CMos layers layer keys as used for CDSimpleRules; first is preferred <<--diffusions (no wells are drawn!)>> ndif ndif n-diff pdif pdif <<--implant will be drawn implicitely>> <<>> <<--abstract diffusions; rectangles draw as real diffusion with a well surround>> wndif wndif wpdif wpdif p-diff <<--well...>> pwell pwell pwel p-well nwell nwell nwel n-well pwellCont pwellCont pwelCont nwellCont nwellCont nwelCont <<>> <<--conductors>> pol pol met met metal met2 met2 metal2 <<--special layers>> ovg ovg cut cut cut2 cut2 bur bur imp imp --for nmos like features