diff --git a/4bit cpu/4bit cpu.circ b/4bit cpu/4bit cpu.circ
index 5592cde..22222d1 100644
--- a/4bit cpu/4bit cpu.circ
+++ b/4bit cpu/4bit cpu.circ
@@ -59,8 +59,8 @@ This file is intended to be loaded by Logisim (http://www.cburch.com/logisim/).
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diff --git a/cpu67.circ b/cpu67.circ
deleted file mode 100644
index 6db2f2e..0000000
--- a/cpu67.circ
+++ /dev/null
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diff --git a/cpu87.circ b/cpu87.circ
deleted file mode 100644
index 37340f5..0000000
--- a/cpu87.circ
+++ /dev/null
@@ -1,175 +0,0 @@
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- addr/data: 8 8
-0
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diff --git a/multicycle/ins set.txt b/multicycle/ins set.txt
new file mode 100644
index 0000000..b83a298
--- /dev/null
+++ b/multicycle/ins set.txt
@@ -0,0 +1,19 @@
+01-LDA
+02-LDB
+03-LDC
+04-LDD
+05-LDAI
+06-LDBI
+07-LDCI
+08-LDDI
+09-STA
+0A-STB
+0B-STC
+0C-STD
+0D-ADD A,B
+0E-ADD A.C
+0F-ADD A,D
+10-SUB A,B
+11-SUB A,C
+12-SUB A,D
+13xy-MOV x,y
diff --git a/multicycle/multicycle.circ b/multicycle/multicycle.circ
new file mode 100644
index 0000000..59e0544
--- /dev/null
+++ b/multicycle/multicycle.circ
@@ -0,0 +1,2171 @@
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+ addr/data: 12 8
+0
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+ addr/data: 12 8
+5 a 0 13 1
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+ 00
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+ 14
+ RWE
+ 15
+ STR
+ ADDR
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+ DIN
+ DOUT
+ ADDR
+ W
+ CLK
+ RES
+ A
+ B
+ C
+ D
+ INS
+ ADDR
+ PC
+
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