21 files changed, 1943 insertions, 87 deletions

diff --git a/FPGA/display/clock_divider.bsf b/FPGA/display/clock_divider.bsf
new file mode 100644
index 0000000..de8cb37
--- /dev/null
+++ b/FPGA/display/clock_divider.bsf
@@ -0,0 +1,61 @@
+/*
+WARNING: Do NOT edit the input and output ports in this file in a text
+editor if you plan to continue editing the block that represents it in
+the Block Editor! File corruption is VERY likely to occur.
+*/
+/*
+Copyright (C) 1991-2013 Altera Corporation
+Your use of Altera Corporation's design tools, logic functions 
+and other software and tools, and its AMPP partner logic 
+functions, and any output files from any of the foregoing 
+(including device programming or simulation files), and any 
+associated documentation or information are expressly subject 
+to the terms and conditions of the Altera Program License 
+Subscription Agreement, Altera MegaCore Function License 
+Agreement, or other applicable license agreement, including, 
+without limitation, that your use is for the sole purpose of 
+programming logic devices manufactured by Altera and sold by 
+Altera or its authorized distributors.  Please refer to the 
+applicable agreement for further details.
+*/
+(header "symbol" (version "1.1"))
+(symbol
+        (rect 16 16 176 96)
+        (text "clock_divider" (rect 5 0 56 12)(font "Arial" ))
+        (text "inst" (rect 8 64 20 76)(font "Arial" ))
+        (port
+                (pt 0 32)
+                (input)
+                (text "clk" (rect 0 0 10 12)(font "Arial" ))
+                (text "clk" (rect 21 27 31 39)(font "Arial" ))
+                (line (pt 0 32)(pt 16 32)(line_width 1))
+        )
+        (port
+                (pt 0 48)
+                (input)
+                (text "resetn" (rect 0 0 24 12)(font "Arial" ))
+                (text "resetn" (rect 21 43 45 55)(font "Arial" ))
+                (line (pt 0 48)(pt 16 48)(line_width 1))
+        )
+        (port
+                (pt 160 32)
+                (output)
+                (text "en_user" (rect 0 0 33 12)(font "Arial" ))
+                (text "en_user" (rect 106 27 139 39)(font "Arial" ))
+                (line (pt 160 32)(pt 144 32)(line_width 1))
+        )
+        (parameter
+                "board_frequency"
+                "50000000.0"
+                ""
+                (type "PARAMETER_SIGNED_FLOAT") )
+        (parameter
+                "user_frequency"
+                "4.0"
+                ""
+                (type "PARAMETER_SIGNED_FLOAT") )
+        (drawing
+                (rectangle (rect 16 16 144 64)(line_width 1))
+        )
+        (annotation_block (parameter)(rect 176 -64 276 16))
+)
diff --git a/FPGA/display/display.bdf b/FPGA/display/display.bdf
index c40e75b..fb2a670 100644
--- a/FPGA/display/display.bdf
+++ b/FPGA/display/display.bdf
@@ -22,8 +22,8 @@ applicable agreement for further details.
 (pin
         (input)
         (rect 96 48 272 64)
-        (text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
-        (text "fan_auto" (rect 9 0 52 11)(font "Arial" ))
+        (text "INPUT" (rect 133 0 162 10)(font "Arial" (font_size 6)))
+        (text "fan_auto" (rect 9 0 53 11)(font "Arial" ))
         (pt 176 8)
         (drawing
                 (line (pt 92 12)(pt 117 12))
@@ -33,13 +33,14 @@ applicable agreement for further details.
                 (line (pt 117 4)(pt 121 8))
                 (line (pt 117 12)(pt 121 8))
         )
-        (text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
+        (text "VCC" (rect 136 7 157 17)(font "Arial" (font_size 6)))
+        (annotation_block (location)(rect 32 64 96 80))
 )
 (pin
         (input)
         (rect 96 64 272 80)
-        (text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
-        (text "alarm_user" (rect 9 0 65 11)(font "Arial" ))
+        (text "INPUT" (rect 133 0 162 10)(font "Arial" (font_size 6)))
+        (text "alarm_user" (rect 9 0 66 11)(font "Arial" ))
         (pt 176 8)
         (drawing
                 (line (pt 92 12)(pt 117 12))
@@ -49,12 +50,13 @@ applicable agreement for further details.
                 (line (pt 117 4)(pt 121 8))
                 (line (pt 117 12)(pt 121 8))
         )
-        (text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
+        (text "VCC" (rect 136 7 157 17)(font "Arial" (font_size 6)))
+        (annotation_block (location)(rect 32 80 96 96))
 )
 (pin
         (input)
         (rect 96 80 272 96)
-        (text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
+        (text "INPUT" (rect 133 0 162 10)(font "Arial" (font_size 6)))
         (text "speed[1..0]" (rect 9 0 64 11)(font "Arial" ))
         (pt 176 8)
         (drawing
@@ -65,12 +67,45 @@ applicable agreement for further details.
                 (line (pt 117 4)(pt 121 8))
                 (line (pt 117 12)(pt 121 8))
         )
-        (text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
+        (text "VCC" (rect 136 7 157 17)(font "Arial" (font_size 6)))
+        (annotation_block (location)(rect 24 96 96 112))
+)
+(pin
+        (input)
+        (rect 104 8 280 24)
+        (text "INPUT" (rect 133 0 162 10)(font "Arial" (font_size 6)))
+        (text "clk" (rect 9 0 24 11)(font "Arial" ))
+        (pt 176 8)
+        (drawing
+                (line (pt 92 12)(pt 117 12))
+                (line (pt 92 4)(pt 117 4))
+                (line (pt 121 8)(pt 176 8))
+                (line (pt 92 12)(pt 92 4))
+                (line (pt 117 4)(pt 121 8))
+                (line (pt 117 12)(pt 121 8))
+        )
+        (text "VCC" (rect 136 7 157 17)(font "Arial" (font_size 6)))
+)
+(pin
+        (input)
+        (rect 104 24 280 40)
+        (text "INPUT" (rect 133 0 162 10)(font "Arial" (font_size 6)))
+        (text "resetn" (rect 9 0 40 11)(font "Arial" ))
+        (pt 176 8)
+        (drawing
+                (line (pt 92 12)(pt 117 12))
+                (line (pt 92 4)(pt 117 4))
+                (line (pt 121 8)(pt 176 8))
+                (line (pt 92 12)(pt 92 4))
+                (line (pt 117 4)(pt 121 8))
+                (line (pt 117 12)(pt 121 8))
+        )
+        (text "VCC" (rect 136 7 157 17)(font "Arial" (font_size 6)))
 )
 (pin
         (output)
         (rect 760 48 936 64)
-        (text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
+        (text "OUTPUT" (rect 1 0 41 10)(font "Arial" (font_size 6)))
         (text "hex7[6..0]" (rect 90 0 138 11)(font "Arial" ))
         (pt 0 8)
         (drawing
@@ -82,11 +117,12 @@ applicable agreement for further details.
                 (line (pt 82 8)(pt 78 12))
                 (line (pt 78 12)(pt 82 8))
         )
+        (annotation_block (location)(rect 936 64 992 80))
 )
 (pin
         (output)
         (rect 760 64 936 80)
-        (text "OUTPUT" (rect 1 0 39 10)(font "Arial" (font_size 6)))
+        (text "OUTPUT" (rect 1 0 41 10)(font "Arial" (font_size 6)))
         (text "hex6[6..0]" (rect 90 0 138 11)(font "Arial" ))
         (pt 0 8)
         (drawing
@@ -98,11 +134,12 @@ applicable agreement for further details.
                 (line (pt 82 8)(pt 78 12))
                 (line (pt 78 12)(pt 82 8))
         )
+        (annotation_block (location)(rect 936 80 992 96))
 )