-NET "xtal" LOC="B8" | CLOCK_DEDICATED_ROUTE = FALSE;
+NET "xtal" LOC="b8" | CLOCK_DEDICATED_ROUTE = FALSE;
NET "vs" LOC="u3";
NET "hs" LOC="t4";
NET "green<0>" LOC="n8";
NET "blue<1>" LOC="u4";
NET "blue<0>" LOC="u5";
+
+NET "serrx" LOC="u6";
+NET "sertx" LOC="p9";
+
+NET "ps2c" LOC="r12" | CLOCK_DEDICATED_ROUTE = FALSE;
+NET "ps2d" LOC="p11";