X-Git-Url: http://wien.tomnetworks.com/gitweb/?p=hwmod.git;a=blobdiff_plain;f=src%2Fcalc_s3e.vhd;h=db81c548a0d27b47ed294b0b2f2225778c9e8ed4;hp=bc1cc090142e347cdad0a56bb4fac458e2108c57;hb=afdf1a8534855aeb04ab50cad89440c02e4afb63;hpb=65784a7893de89e712199ca58a975ffbc35c3577

diff --git a/src/calc_s3e.vhd b/src/calc_s3e.vhd
index bc1cc09..db81c54 100644
--- a/src/calc_s3e.vhd
+++ b/src/calc_s3e.vhd
@@ -10,7 +10,7 @@ use work.ps2_keyboard_controller_pkg.all;
 entity calc is
 	port (
 		CLK_50MHZ : in std_logic;
-		-- sys_res_n : in std_logic;
+		sys_res : in std_logic;
 		-- btnA
 		-- TODO: pins
 		-- rs232
@@ -31,6 +31,8 @@ entity calc is
 end entity calc;
 
 architecture top of calc is
+	-- reset
+	signal sys_res_n : std_logic;
 	-- ps/2
 	signal new_data : std_logic;
 	signal data : std_logic_vector(7 downto 0);
@@ -54,6 +56,7 @@ architecture top of calc is
 begin
 	led0 <= '0';
 	led1 <= '1';
+	sys_res_n <= not sys_res;
 
 	-- vga/ipcore
 	textmode_vga_inst : entity work.textmode_vga(struct)
@@ -64,12 +67,12 @@ begin
 	)
 	port map (
 		sys_clk => CLK_50MHZ,
-		sys_res_n => '1',
+		sys_res_n => sys_res_n,
 		command => command,
 		command_data => command_data,
 		free => free,
 		vga_clk => vga_clk,
-		vga_res_n => '1',
+		vga_res_n => sys_res_n,
 		vsync_n => vsync_n,
 		hsync_n => hsync_n,
 		r => r,
@@ -88,7 +91,7 @@ begin
 	display_inst : entity work.display(beh)
 	port map (
 		sys_clk => CLK_50MHZ,
-		sys_res_n => '1',
+		sys_res_n => sys_res_n,
 		-- history
 		d_new_eingabe => d_new_eingabe,
 		d_new_result => d_new_result,
@@ -108,7 +111,7 @@ begin
 	history_inst : entity work.history(beh)
 	port map (
 		sys_clk => CLK_50MHZ,
-		sys_res_n => '1',
+		sys_res_n => sys_res_n,
 		-- scanner
 		s_char => s_char,
 		s_take => s_take,
@@ -132,7 +135,7 @@ begin
 	scanner_inst : entity work.scanner(beh)
 	port map (
 		sys_clk => CLK_50MHZ,
-		sys_res_n => '1',
+		sys_res_n => sys_res_n,
 		-- ps/2
 		new_data => new_data,
 		data => data,
@@ -154,7 +157,7 @@ begin
 	)
 	port map (
 		sys_clk => CLK_50MHZ,
-		sys_res_n => '1',
+		sys_res_n => sys_res_n,
 		-- scanner
 		new_data => new_data,
 		data => data,