-- eb3 3
HI <= '1';
LO <= '0';
HILO <= "10";
ZERO2 <=  "00";
ZERO4 <=  "0000";
ZERO8 <=  "00000000";
ZERO13 <= "0000000000000";
ZERO16 <= "0000000000000000";
ZERO64 <= x"0000000000000000";