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author | saurabhb17 | 2019-12-30 12:37:57 +0530 |
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committer | GitHub | 2019-12-30 12:37:57 +0530 |
commit | 9faa3ee18b0fe7ec50399b06280a5247658c3e9c (patch) | |
tree | 0ff4c4791a65364e3b93c91f56342569c7f7a7c9 /Example/combinational_logic/counter/decadecounter.vhdl | |
parent | 04d9c666b4bb19936dfa469f536fb38107e631eb (diff) | |
parent | fc1fb5abffa152808c621be38c8fbbe8de769b19 (diff) | |
download | nghdl-9faa3ee18b0fe7ec50399b06280a5247658c3e9c.tar.gz nghdl-9faa3ee18b0fe7ec50399b06280a5247658c3e9c.tar.bz2 nghdl-9faa3ee18b0fe7ec50399b06280a5247658c3e9c.zip |
Merge pull request #35 from saurabhb17/master
Changes for 1.1.3 version release
Diffstat (limited to 'Example/combinational_logic/counter/decadecounter.vhdl')
-rw-r--r-- | Example/combinational_logic/counter/decadecounter.vhdl | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Example/combinational_logic/counter/decadecounter.vhdl b/Example/combinational_logic/counter/decadecounter.vhdl new file mode 100644 index 0000000..6d84280 --- /dev/null +++ b/Example/combinational_logic/counter/decadecounter.vhdl @@ -0,0 +1,23 @@ +library ieee; +use ieee.std_logic_1164.all; +use ieee.numeric_std.all; + +entity decadecounter is + port(CLK : in std_logic; + RST : in std_logic; + Count : out std_logic_vector(9 downto 0)); +end decadecounter; + +architecture beh of decadecounter is + signal a: std_logic_vector(9 downto 0) := "0000000001"; +begin + process(CLK, RST) + begin + if RST = '1' then + a <= "0000000001"; + elsif rising_edge(CLK) then + a <= a(0) & a(9 downto 1); -- rotating left + end if; + end process; + Count <= std_logic_vector (a); +end beh; |