Effective Coding With Vhdl Principles And Best Practice Pdf Best

Great VHDL coding extends to the testbench.

A latch occurs when a signal is assigned in some, but not all, branches of an if or case statement in combinatorial logic. at the top of the process. effective coding with vhdl principles and best practice pdf

process(clk, reset_n) begin if reset_n = '0' then state <= ST_IDLE; output_reg <= (others => '0'); elsif rising_edge(clk) then case state is when ST_IDLE => if start_condition = '1' then state <= ST_ACTIVE; end if; when ST_ACTIVE => -- Actions here state <= ST_DONE; when ST_DONE => output_reg <= calculated_value; state <= ST_IDLE; end case; end if; end process; Great VHDL coding extends to the testbench