entity SR_flipflop is
port ( S, R : in bit; Q : out bit );
end entity SR_flipflop;
--------------------------------------------------
architecture checking of SR_flipflop is
begin
set_reset : process (S, R) is
begin
assert S = '1' nand R = '1';
if S = '1' then
Q <= '1';
end if;
if R = '1' then
Q <= '0';
end if;
end process set_reset;
end architecture checking;
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