diff --git a/microprogram_ram/microprogram_ram.bdf b/microprogram_ram/microprogram_ram.bdf
index 314b5aa..fe7eca9 100644
--- a/microprogram_ram/microprogram_ram.bdf
+++ b/microprogram_ram/microprogram_ram.bdf
@@ -4,7 +4,7 @@ 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) 1991-2009 Altera Corporation
+Copyright (C) 1991-2008 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 
@@ -37,9 +37,201 @@ applicable agreement for further details.
 	(flipy)
 	(text "VCC" (rect 12 7 32 17)(font "Arial" (font_size 6)))
 )
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+	(text "CK_C" (rect 5 0 34 12)(font "Arial" ))
+	(pt 168 8)
+	(drawing
+		(line (pt 92 12)(pt 117 12)(line_width 1))
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+		(line (pt 92 12)(pt 92 4)(line_width 1))
+		(line (pt 117 4)(pt 121 8)(line_width 1))
+		(line (pt 117 12)(pt 121 8)(line_width 1))
+	)
+	(text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
+)
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+	(rect -216 296 -48 312)
+	(text "INPUT" (rect 133 0 161 10)(font "Arial" (font_size 6)))
+	(text "CK" (rect 5 0 20 12)(font "Arial" ))
+	(pt 168 8)
+	(drawing
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+		(line (pt 117 12)(pt 121 8)(line_width 1))
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+	(text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
+)
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+	(text "CLR" (rect 5 0 27 12)(font "Arial" ))
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+		(line (pt 117 12)(pt 121 8)(line_width 1))
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+	(text "VCC" (rect 136 7 156 17)(font "Arial" (font_size 6)))
+)
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+)
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+	(rect 328 528 504 544)
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@@ -56,7 +248,7 @@ applicable agreement for further details.
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@@ -73,7 +265,7 @@ applicable agreement for further details.
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@@ -90,7 +282,7 @@ applicable agreement for further details.
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@@ -107,7 +299,7 @@ applicable agreement for further details.
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@@ -124,7 +316,7 @@ applicable agreement for further details.
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@@ -141,7 +333,7 @@ applicable agreement for further details.
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@@ -158,7 +350,7 @@ applicable agreement for further details.
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@@ -173,6 +365,38 @@ applicable agreement for further details.
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@@ -508,10 +732,232 @@ applicable agreement for further details.
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+		(text "OUT" (rect 32 7 49 19)(font "Courier New" (bold))(invisible))
+		(line (pt 39 16)(pt 48 16)(line_width 1))
+	)
+	(drawing
+		(line (pt 13 25)(pt 13 7)(line_width 1))
+		(line (pt 13 7)(pt 31 16)(line_width 1))
+		(line (pt 13 25)(pt 31 16)(line_width 1))
+		(circle (rect 31 12 39 20)(line_width 1))
+	)
+)
 (symbol
 	(rect 848 232 944 456)
 	(text "counter_8b_with_input" (rect -39 0 91 14)(font "Arial" (font_size 8)))
-	(text "inst1" (rect 65 208 88 220)(font "Arial" ))
+	(text "PC" (rect 65 208 80 220)(font "Arial" ))
 	(port
 		(pt 96 32)
 		(input)
@@ -650,43 +1096,10 @@ applicable agreement for further details.
 	)
 	(flipy)
 )
-(symbol
-	(rect 952 208 984 240)
-	(text "GND" (rect 8 6 29 16)(font "Arial" (font_size 6)))
-	(text "inst2" (rect 3 -1 26 11)(font "Arial" )(invisible))
-	(port
-		(pt 16 32)
-		(output)
-		(text "1" (rect 18 0 23 12)(font "Courier New" (bold))(invisible))
-		(text "1" (rect 18 20 23 32)(font "Courier New" (bold))(invisible))
-		(line (pt 16 24)(pt 16 32)(line_width 1))
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-		(line (pt 16 16)(pt 24 24)(line_width 1))
-		(line (pt 8 24)(pt 24 24)(line_width 1))
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-)
-(symbol
-	(rect 984 248 1016 264)
-	(text "VCC" (rect 7 0 27 10)(font "Arial" (font_size 6)))
-	(text "inst3" (rect 3 5 26 17)(font "Arial" )(invisible))
-	(port
-		(pt 16 16)
-		(output)
-		(text "1" (rect 19 7 24 19)(font "Courier New" (bold))(invisible))
-		(text "1" (rect 19 7 24 19)(font "Courier New" (bold))(invisible))
-		(line (pt 16 16)(pt 16 8)(line_width 1))
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-	(drawing
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 (symbol
 	(rect 848 520 944 744)
 	(text "register_8b" (rect 27 0 91 14)(font "Arial" (font_size 8)))
-	(text "inst4" (rect 65 208 88 220)(font "Arial" ))
+	(text "MAR" (rect 65 208 88 220)(font "Arial" ))
 	(port
 		(pt 96 32)
 		(input)
@@ -821,7 +1234,7 @@ applicable agreement for further details.
 (symbol
 	(rect 856 960 952 1184)
 	(text "register_8b_with_switch" (rect -51 0 91 14)(font "Arial" (font_size 8)))
-	(text "inst5" (rect 65 208 88 220)(font "Arial" ))
+	(text "MBR" (rect 65 208 88 220)(font "Arial" ))
 	(port
 		(pt 96 32)
 		(input)
@@ -960,110 +1373,34 @@ applicable agreement for further details.
 	)
 	(flipy)
 )
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 (connector
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 	(pt 848 296)
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 (connector
 	(pt 792 280)
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 (connector
 	(pt 784 264)
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@@ -1108,38 +1445,6 @@ applicable agreement for further details.
 	(pt 1000 392)
 	(pt 1000 264)
 )
-(connector
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-)
 (connector
 	(pt 952 1152)
 	(pt 968 1152)
@@ -1276,22 +1581,6 @@ applicable agreement for further details.
 	(pt 952 1008)
 	(pt 1088 1008)
 )
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 (connector
 	(pt 968 240)
 	(pt 968 264)
@@ -1468,10 +1757,350 @@ applicable agreement for further details.
 	(pt 784 912)
 	(pt 968 912)
 )
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+	(pt 32 288)
+	(pt -48 288)
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+	(pt 32 304)
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 (connector
 	(pt 840 376)
 	(pt 840 536)
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 (junction (pt 968 264))
 (junction (pt 968 280))
 (junction (pt 968 296))
@@ -1497,3 +2126,5 @@ applicable agreement for further details.
 (junction (pt 984 880))
 (junction (pt 976 896))
 (junction (pt 968 912))
+(junction (pt 144 448))
+(junction (pt 144 496))