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TDC core
Commit 460cec86 authored by Sebastien Bourdeauducq's avatar Sebastien Bourdeauducq
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rotest: enable terminations, lower frequency

parent 09697e8e
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Showing with 14 additions and 6 deletions
demo/boards/spec/rotest/rotest.ucf
View file @ 460cec86
...@@ -4,3 +4,5 @@ NET "led" LOC = G19 | IOSTANDARD = "LVCMOS18"; ...@@ -4,3 +4,5 @@ NET "led" LOC = G19 | IOSTANDARD = "LVCMOS18";
NET "out_p" LOC = W17 | IOSTANDARD = "LVDS_25"; NET "out_p" LOC = W17 | IOSTANDARD = "LVDS_25";
NET "out_n" LOC = Y18 | IOSTANDARD = "LVDS_25"; NET "out_n" LOC = Y18 | IOSTANDARD = "LVDS_25";
NET "oe_n" LOC = V17 | IOSTANDARD = "LVCMOS25"; NET "oe_n" LOC = V17 | IOSTANDARD = "LVCMOS25";
NET "term_e1" LOC = AB5 | IOSTANDARD = "LVCMOS25";
NET "term_e2" LOC = AB6 | IOSTANDARD = "LVCMOS25";
demo/boards/spec/rotest/rotest.vhd
View file @ 460cec86
...@@ -48,7 +48,10 @@ entity rotest is ...@@ -48,7 +48,10 @@ entity rotest is
out_p : out std_logic; out_p : out std_logic;
out_n : out std_logic; out_n : out std_logic;
oe_n : out std_logic oe_n : out std_logic;
term_e1 : out std_logic;
term_e2 : out std_logic
); );
end entity; end entity;
...@@ -66,7 +69,7 @@ begin ...@@ -66,7 +69,7 @@ begin
); );
cmp_ringosc: tdc_ringosc cmp_ringosc: tdc_ringosc
generic map( generic map(
g_LENGTH => 31 g_LENGTH => 131
) )
port map( port map(
en_i => en, en_i => en,
...@@ -74,4 +77,7 @@ begin ...@@ -74,4 +77,7 @@ begin
); );
led <= not en; led <= not en;
oe_n <= '0'; oe_n <= '0';
term_e1 <= '1';
term_e2 <= '1';
end architecture; end architecture;
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