diff --git a/circuit/BFPU.circ b/circuit/BFPU.circ
index 17cf2df..c9b04cf 100644
--- a/circuit/BFPU.circ
+++ b/circuit/BFPU.circ
@@ -4,8 +4,13 @@
-
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@@ -20,6 +25,9 @@
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@@ -30,7 +38,6 @@
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@@ -81,7 +88,7 @@
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@@ -110,21 +117,19 @@
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@@ -133,10 +138,6 @@
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@@ -148,22 +149,31 @@
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@@ -174,17 +184,19 @@
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@@ -207,7 +219,7 @@
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@@ -228,13 +240,33 @@
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@@ -243,10 +275,17 @@
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@@ -274,10 +313,17 @@
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@@ -287,14 +333,32 @@
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@@ -310,12 +374,6 @@
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@@ -324,6 +382,16 @@
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@@ -336,6 +404,7 @@
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@@ -343,23 +412,31 @@
- addr/data: 8 3
-4 2 2 6 5 3 7 25*0
-6 15*0 7 15*0 7
+ addr/data: 8 4
+4 6 0 2 2 0 2 1
+1 3 7 0 0 6 1 1
+2 0 0 3 7 1 1 0
+5 6 7
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@@ -387,14 +464,10 @@
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@@ -402,33 +475,37 @@
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@@ -454,7 +531,7 @@
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@@ -490,8 +567,8 @@
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@@ -519,39 +596,35 @@
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@@ -563,58 +636,67 @@
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@@ -634,25 +716,64 @@
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diff --git a/circuit/Copy b/circuit/Copy
new file mode 100644
index 0000000..6f42d39
--- /dev/null
+++ b/circuit/Copy
@@ -0,0 +1,9 @@
+v3.0 hex words addressed
+00: 4 6 0 2 0 2 1 1 3 7 0 0 6 1 1 2 0 0 3 7 1 1 0 0 0 0 0 0 0 0 0 0
+20: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+40: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+60: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+80: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+a0: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+c0: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+e0: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
diff --git a/circuit/CopyAndAdd b/circuit/CopyAndAdd
new file mode 100644
index 0000000..9736716
--- /dev/null
+++ b/circuit/CopyAndAdd
@@ -0,0 +1,9 @@
+v3.0 hex words addressed
+00: 4 6 0 2 0 2 1 1 3 7 0 0 6 1 1 2 0 0 3 7 1 1 0 6 1 2 0 3 7 1 6 0
+20: 1 7 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+40: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+60: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+80: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+a0: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+c0: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+e0: 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
diff --git a/circuit/Double b/circuit/Double
new file mode 100644
index 0000000..49f5fb8
--- /dev/null
+++ b/circuit/Double
@@ -0,0 +1,9 @@
+v3.0 hex words plain
+4 6 0 2 2 0 2 1 1 3 7 0 0 6 1 1 2 0 0 3 7 1 1 0 5 6 7 0 0 0 0 0
+0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
+0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0