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author | fossee | 2019-09-03 11:07:32 +0530 |
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committer | fossee | 2019-09-03 11:07:32 +0530 |
commit | f8d3dbc8c0f1c59a0546998cb9365e5c291dca07 (patch) | |
tree | 28f0d2fe7f00f1ee854e411b82689eae861a9c52 /Example/counter/counter.vhdl | |
parent | 491e95ad13764229c3e27dfb625c5dbef9ddec59 (diff) | |
download | nghdl-f8d3dbc8c0f1c59a0546998cb9365e5c291dca07.tar.gz nghdl-f8d3dbc8c0f1c59a0546998cb9365e5c291dca07.tar.bz2 nghdl-f8d3dbc8c0f1c59a0546998cb9365e5c291dca07.zip |
added examples and modified server
Diffstat (limited to 'Example/counter/counter.vhdl')
-rw-r--r-- | Example/counter/counter.vhdl | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Example/counter/counter.vhdl b/Example/counter/counter.vhdl new file mode 100644 index 0000000..6e16138 --- /dev/null +++ b/Example/counter/counter.vhdl @@ -0,0 +1,22 @@ +library ieee; +use ieee.std_logic_1164.all; +use ieee.numeric_std.all; + +entity counter is +port(C : in std_logic; + CLR : in std_logic; + Q : out std_logic_vector(3 downto 0)); +end counter; +architecture bhv of counter is +signal tmp: std_logic_vector(3 downto 0); +begin +process (C, CLR) +begin +if (CLR='1') then +tmp <= "0000"; +elsif (C'event and C='1') then +tmp <= std_logic_vector(to_unsigned(1+to_integer(unsigned(tmp)), tmp'length)); +end if; +end process; +Q <= tmp; +end bhv;
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