ENTITY xr2_x1 IS
GENERIC (
CONSTANT area : NATURAL := 2250;
CONSTANT cin_i0 : NATURAL := 21;
CONSTANT cin_i1 : NATURAL := 22;
CONSTANT rdown_i0_q : NATURAL := 2850;
CONSTANT rdown_i1_q : NATURAL := 2850;
CONSTANT rup_i0_q : NATURAL := 3210;
CONSTANT rup_i1_q : NATURAL := 3210;
CONSTANT tplh_i1_q : NATURAL := 261;
CONSTANT tphl_i0_q : NATURAL := 292;
CONSTANT tplh_i0_q : NATURAL := 293;
CONSTANT tphh_i0_q : NATURAL := 366;
CONSTANT tphl_i1_q : NATURAL := 377;
CONSTANT tpll_i1_q : NATURAL := 388;
CONSTANT tpll_i0_q : NATURAL := 389;
CONSTANT tphh_i1_q : NATURAL := 405;
CONSTANT transistors : NATURAL := 12
);
PORT (
i0 : IN BIT;
i1 : IN BIT;
q : OUT BIT;
vdd : IN BIT;
vss : IN BIT
);
END xr2_x1;
ARCHITECTURE vbe OF xr2_x1 IS
BEGIN
ASSERT ((vdd AND NOT (vss)) = '1')
REPORT "power supply is missing on xr2_x1"
SEVERITY WARNING;
q <= (i0 XOR i1) AFTER 1000 ps;
END;