![]() ![]() ![]() VHDL Testbench code for clock divider on FPGA: FPGA projects, VHDL projects, Verilog projects - VHDL project: VHDL code for digital clock on FPGA library IEEE Ĭlk_in : in std_logic - clock input on FPGAĪrchitecture Behavioral of clock_div is signal divisor : std_logic_vector( 27 downto 0) :=( others => '0') Äivisor =x"2FAF07F") then - for running on FPGA - comment when running simulation - Modify the divisor (x"2FAF07F"=49999999) above to get the clock frequency you want: - Frequency of clk_out = Frequency of (clk_in) divided by (divisor + 1) - If the frequency of clk_in is 50MHz and the divisor is 49999999=x"2FAF07F", - the frequency of clk_out is 1Hz if(divisor >=x "0000001") then - for running simulation - comment when running on FPGA - divisor = 1 => divide clock by half for simulation purposesÄ®nd if if(divisor<= '1' else clk_out <= '0' end if end if
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