mem_read : process ( pclk, nrst ) is
	signal current_address : unsigned (16 downto 0);
begin
	if nrst = ‚äò0‚äô then
		pixelcount <= 0;
		current_address <= 0;
	else
		if rising_edge(pclk) then
			current_address <= current_address + 1;
			address <= std_logic_vector(current_address);
			pixel_data <= data;
		end if;
	end if;
end process;