Merge pull request #34 from rahulp13/master

up counter example

1 files changed, 24 insertions, 0 deletions

diff --git a/Example/counter/up_counter_slv.vhdl b/Example/counter/up_counter_slv.vhdl
new file mode 100644
index 0000000..afef463
--- /dev/null
+++ b/Example/counter/up_counter_slv.vhdl
@@ -0,0 +1,24 @@
+library ieee;
+use ieee.std_logic_1164.all;
+use ieee.numeric_std.all;
+
+entity up_counter_slv is
+port(C : in std_logic;
+     CLR : in std_logic;
+     Q : out std_logic_vector(3 downto 0));
+end up_counter_slv;
+
+architecture bhv of up_counter_slv 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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