diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f47cb20
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+*.out
diff --git a/logicGates/And.cmp b/logicGates/And.cmp
new file mode 100644
index 0000000..7a3c7de
--- /dev/null
+++ b/logicGates/And.cmp
@@ -0,0 +1,5 @@
+| a | b |out|
+| 0 | 0 | 0 |
+| 0 | 1 | 0 |
+| 1 | 0 | 0 |
+| 1 | 1 | 1 |
diff --git a/logicGates/And.tst b/logicGates/And.tst
new file mode 100644
index 0000000..a1c5aac
--- /dev/null
+++ b/logicGates/And.tst
@@ -0,0 +1,29 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/And.tst
+
+load And.hdl,
+output-file And.out,
+compare-to And.cmp,
+output-list a b out;
+
+set a 0,
+set b 0,
+eval,
+output;
+
+set a 0,
+set b 1,
+eval,
+output;
+
+set a 1,
+set b 0,
+eval,
+output;
+
+set a 1,
+set b 1,
+eval,
+output;
diff --git a/logicGates/And16.cmp b/logicGates/And16.cmp
new file mode 100644
index 0000000..fb8dbfc
--- /dev/null
+++ b/logicGates/And16.cmp
@@ -0,0 +1,7 @@
+|        a         |        b         |       out        |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 |
+| 0000000000000000 | 1111111111111111 | 0000000000000000 |
+| 1111111111111111 | 1111111111111111 | 1111111111111111 |
+| 1010101010101010 | 0101010101010101 | 0000000000000000 |
+| 0011110011000011 | 0000111111110000 | 0000110011000000 |
+| 0001001000110100 | 1001100001110110 | 0001000000110100 |
diff --git a/logicGates/And16.tst b/logicGates/And16.tst
new file mode 100644
index 0000000..472ac1b
--- /dev/null
+++ b/logicGates/And16.tst
@@ -0,0 +1,39 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/And16.tst
+
+load And16.hdl,
+output-file And16.out,
+compare-to And16.cmp,
+output-list a%B1.16.1 b%B1.16.1 out%B1.16.1;
+
+set a %B0000000000000000,
+set b %B0000000000000000,
+eval,
+output;
+
+set a %B0000000000000000,
+set b %B1111111111111111,
+eval,
+output;
+
+set a %B1111111111111111,
+set b %B1111111111111111,
+eval,
+output;
+
+set a %B1010101010101010,
+set b %B0101010101010101,
+eval,
+output;
+
+set a %B0011110011000011,
+set b %B0000111111110000,
+eval,
+output;
+
+set a %B0001001000110100,
+set b %B1001100001110110,
+eval,
+output;
\ No newline at end of file
diff --git a/logicGates/DMux.cmp b/logicGates/DMux.cmp
new file mode 100644
index 0000000..5b65adb
--- /dev/null
+++ b/logicGates/DMux.cmp
@@ -0,0 +1,5 @@
+|in |sel| a | b |
+| 0 | 0 | 0 | 0 |
+| 0 | 1 | 0 | 0 |
+| 1 | 0 | 1 | 0 |
+| 1 | 1 | 0 | 1 |
diff --git a/logicGates/DMux.tst b/logicGates/DMux.tst
new file mode 100644
index 0000000..18a54eb
--- /dev/null
+++ b/logicGates/DMux.tst
@@ -0,0 +1,27 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/DMux.tst
+
+load DMux.hdl,
+output-file DMux.out,
+compare-to DMux.cmp,
+output-list in sel a b;
+
+set in 0,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set in 1,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
diff --git a/logicGates/DMux4Way.cmp b/logicGates/DMux4Way.cmp
new file mode 100644
index 0000000..7734e2a
--- /dev/null
+++ b/logicGates/DMux4Way.cmp
@@ -0,0 +1,9 @@
+|in | sel  | a | b | c | d |
+| 0 |  00  | 0 | 0 | 0 | 0 |
+| 0 |  01  | 0 | 0 | 0 | 0 |
+| 0 |  10  | 0 | 0 | 0 | 0 |
+| 0 |  11  | 0 | 0 | 0 | 0 |
+| 1 |  00  | 1 | 0 | 0 | 0 |
+| 1 |  01  | 0 | 1 | 0 | 0 |
+| 1 |  10  | 0 | 0 | 1 | 0 |
+| 1 |  11  | 0 | 0 | 0 | 1 |
diff --git a/logicGates/DMux4Way.tst b/logicGates/DMux4Way.tst
new file mode 100644
index 0000000..24788fa
--- /dev/null
+++ b/logicGates/DMux4Way.tst
@@ -0,0 +1,43 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/DMux4Way.tst
+
+load DMux4Way.hdl,
+output-file DMux4Way.out,
+compare-to DMux4Way.cmp,
+output-list in sel%B2.2.2 a b c d;
+
+set in 0,
+set sel %B00,
+eval,
+output;
+
+set sel %B01,
+eval,
+output;
+
+set sel %B10,
+eval,
+output;
+
+set sel %B11,
+eval,
+output;
+
+set in 1,
+set sel %B00,
+eval,
+output;
+
+set sel %B01,
+eval,
+output;
+
+set sel %B10,
+eval,
+output;
+
+set sel %B11,
+eval,
+output;
diff --git a/logicGates/DMux8Way.cmp b/logicGates/DMux8Way.cmp
new file mode 100644
index 0000000..e1b2e74
--- /dev/null
+++ b/logicGates/DMux8Way.cmp
@@ -0,0 +1,17 @@
+|in |  sel  | a | b | c | d | e | f | g | h |
+| 0 |  000  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 0 |  001  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 0 |  010  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 0 |  011  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 0 |  100  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 0 |  101  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 0 |  110  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 0 |  111  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 1 |  000  | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 1 |  001  | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
+| 1 |  010  | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
+| 1 |  011  | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
+| 1 |  100  | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
+| 1 |  101  | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
+| 1 |  110  | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
+| 1 |  111  | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
diff --git a/logicGates/DMux8Way.tst b/logicGates/DMux8Way.tst
new file mode 100644
index 0000000..17cfc5b
--- /dev/null
+++ b/logicGates/DMux8Way.tst
@@ -0,0 +1,75 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/DMux8Way.tst
+
+load DMux8Way.hdl,
+output-file DMux8Way.out,
+compare-to DMux8Way.cmp,
+output-list in sel%B2.3.2 a b c d e f g h;
+
+set in 0,
+set sel %B000,
+eval,
+output;
+
+set sel %B001,
+eval,
+output;
+
+set sel %B010,
+eval,
+output;
+
+set sel %B011,
+eval,
+output;
+
+set sel %B100,
+eval,
+output;
+
+set sel %B101,
+eval,
+output;
+
+set sel %B110,
+eval,
+output;
+
+set sel %B111,
+eval,
+output;
+
+set in 1,
+set sel %B000,
+eval,
+output;
+
+set sel %B001,
+eval,
+output;
+
+set sel %B010,
+eval,
+output;
+
+set sel %B011,
+eval,
+output;
+
+set sel %B100,
+eval,
+output;
+
+set sel %B101,
+eval,
+output;
+
+set sel %B110,
+eval,
+output;
+
+set sel %B111,
+eval,
+output;
diff --git a/logicGates/Mux.cmp b/logicGates/Mux.cmp
new file mode 100644
index 0000000..eb25f2e
--- /dev/null
+++ b/logicGates/Mux.cmp
@@ -0,0 +1,9 @@
+| a | b |sel|out|
+| 0 | 0 | 0 | 0 |
+| 0 | 0 | 1 | 0 |
+| 0 | 1 | 0 | 0 |
+| 0 | 1 | 1 | 1 |
+| 1 | 0 | 0 | 1 |
+| 1 | 0 | 1 | 0 |
+| 1 | 1 | 0 | 1 |
+| 1 | 1 | 1 | 1 |
diff --git a/logicGates/Mux.tst b/logicGates/Mux.tst
new file mode 100644
index 0000000..80427df
--- /dev/null
+++ b/logicGates/Mux.tst
@@ -0,0 +1,49 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Mux.tst
+
+load Mux.hdl,
+output-file Mux.out,
+compare-to Mux.cmp,
+output-list a b sel out;
+
+set a 0,
+set b 0,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set a 0,
+set b 1,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set a 1,
+set b 0,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set a 1,
+set b 1,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
diff --git a/logicGates/Mux16.cmp b/logicGates/Mux16.cmp
new file mode 100644
index 0000000..80b6ece
--- /dev/null
+++ b/logicGates/Mux16.cmp
@@ -0,0 +1,9 @@
+|        a         |        b         |sel|       out        |
+| 0000000000000000 | 0000000000000000 | 0 | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 1 | 0000000000000000 |
+| 0000000000000000 | 0001001000110100 | 0 | 0000000000000000 |
+| 0000000000000000 | 0001001000110100 | 1 | 0001001000110100 |
+| 1001100001110110 | 0000000000000000 | 0 | 1001100001110110 |
+| 1001100001110110 | 0000000000000000 | 1 | 0000000000000000 |
+| 1010101010101010 | 0101010101010101 | 0 | 1010101010101010 |
+| 1010101010101010 | 0101010101010101 | 1 | 0101010101010101 |
diff --git a/logicGates/Mux16.tst b/logicGates/Mux16.tst
new file mode 100644
index 0000000..5b7d2b7
--- /dev/null
+++ b/logicGates/Mux16.tst
@@ -0,0 +1,49 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Mux16.tst
+
+load Mux16.hdl,
+output-file Mux16.out,
+compare-to Mux16.cmp,
+output-list a%B1.16.1 b%B1.16.1 sel out%B1.16.1;
+
+set a 0,
+set b 0,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set a %B0000000000000000,
+set b %B0001001000110100,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set a %B1001100001110110,
+set b %B0000000000000000,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set a %B1010101010101010,
+set b %B0101010101010101,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
\ No newline at end of file
diff --git a/logicGates/Mux4Way16.cmp b/logicGates/Mux4Way16.cmp
new file mode 100644
index 0000000..659176d
--- /dev/null
+++ b/logicGates/Mux4Way16.cmp
@@ -0,0 +1,9 @@
+|        a         |        b         |        c         |        d         | sel  |       out        |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  00  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  01  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  10  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  11  | 0000000000000000 |
+| 0001001000110100 | 1001100001110110 | 1010101010101010 | 0101010101010101 |  00  | 0001001000110100 |
+| 0001001000110100 | 1001100001110110 | 1010101010101010 | 0101010101010101 |  01  | 1001100001110110 |
+| 0001001000110100 | 1001100001110110 | 1010101010101010 | 0101010101010101 |  10  | 1010101010101010 |
+| 0001001000110100 | 1001100001110110 | 1010101010101010 | 0101010101010101 |  11  | 0101010101010101 |
diff --git a/logicGates/Mux4Way16.tst b/logicGates/Mux4Way16.tst
new file mode 100644
index 0000000..eea029f
--- /dev/null
+++ b/logicGates/Mux4Way16.tst
@@ -0,0 +1,49 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Mux4Way16.tst
+
+load Mux4Way16.hdl,
+output-file Mux4Way16.out,
+compare-to Mux4Way16.cmp,
+output-list a%B1.16.1 b%B1.16.1 c%B1.16.1 d%B1.16.1 sel%B2.2.2 out%B1.16.1;
+
+set a 0,
+set b 0,
+set c 0,
+set d 0,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set sel 2,
+eval,
+output;
+
+set sel 3,
+eval,
+output;
+
+set a %B0001001000110100,
+set b %B1001100001110110,
+set c %B1010101010101010,
+set d %B0101010101010101,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set sel 2,
+eval,
+output;
+
+set sel 3,
+eval,
+output;
diff --git a/logicGates/Mux8Way16.cmp b/logicGates/Mux8Way16.cmp
new file mode 100644
index 0000000..11ff518
--- /dev/null
+++ b/logicGates/Mux8Way16.cmp
@@ -0,0 +1,17 @@
+|        a         |        b         |        c         |        d         |        e         |        f         |        g         |        h         |  sel  |       out        |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  000  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  001  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  010  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  011  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  100  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  101  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  110  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 | 0000000000000000 |  111  | 0000000000000000 |
+| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  000  | 0001001000110100 |
+| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  001  | 0010001101000101 |
+| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  010  | 0011010001010110 |
+| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  011  | 0100010101100111 |
+| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  100  | 0101011001111000 |
+| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  101  | 0110011110001001 |
+| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  110  | 0111100010011010 |
+| 0001001000110100 | 0010001101000101 | 0011010001010110 | 0100010101100111 | 0101011001111000 | 0110011110001001 | 0111100010011010 | 1000100110101011 |  111  | 1000100110101011 |
diff --git a/logicGates/Mux8Way16.tst b/logicGates/Mux8Way16.tst
new file mode 100644
index 0000000..f839ac1
--- /dev/null
+++ b/logicGates/Mux8Way16.tst
@@ -0,0 +1,89 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Mux8Way16.tst
+
+load Mux8Way16.hdl,
+output-file Mux8Way16.out,
+compare-to Mux8Way16.cmp,
+output-list a%B1.16.1 b%B1.16.1 c%B1.16.1 d%B1.16.1 e%B1.16.1 f%B1.16.1 g%B1.16.1 h%B1.16.1 sel%B2.3.2 out%B1.16.1;
+
+set a 0,
+set b 0,
+set c 0,
+set d 0,
+set e 0,
+set f 0,
+set g 0,
+set h 0,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set sel 2,
+eval,
+output;
+
+set sel 3,
+eval,
+output;
+
+set sel 4,
+eval,
+output;
+
+set sel 5,
+eval,
+output;
+
+set sel 6,
+eval,
+output;
+
+set sel 7,
+eval,
+output;
+
+set a %B0001001000110100,
+set b %B0010001101000101,
+set c %B0011010001010110,
+set d %B0100010101100111,
+set e %B0101011001111000,
+set f %B0110011110001001,
+set g %B0111100010011010,
+set h %B1000100110101011,
+set sel 0,
+eval,
+output;
+
+set sel 1,
+eval,
+output;
+
+set sel 2,
+eval,
+output;
+
+set sel 3,
+eval,
+output;
+
+set sel 4,
+eval,
+output;
+
+set sel 5,
+eval,
+output;
+
+set sel 6,
+eval,
+output;
+
+set sel 7,
+eval,
+output;
diff --git a/logicGates/Not.cmp b/logicGates/Not.cmp
new file mode 100644
index 0000000..9b48db2
--- /dev/null
+++ b/logicGates/Not.cmp
@@ -0,0 +1,3 @@
+|in |out|
+| 0 | 1 |
+| 1 | 0 |
diff --git a/logicGates/Not.tst b/logicGates/Not.tst
new file mode 100644
index 0000000..916ea55
--- /dev/null
+++ b/logicGates/Not.tst
@@ -0,0 +1,17 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Not.tst
+
+load Not.hdl,
+output-file Not.out,
+compare-to Not.cmp,
+output-list in out;
+
+set in 0,
+eval,
+output;
+
+set in 1,
+eval,
+output;
diff --git a/logicGates/Not16.cmp b/logicGates/Not16.cmp
new file mode 100644
index 0000000..ae2ad1d
--- /dev/null
+++ b/logicGates/Not16.cmp
@@ -0,0 +1,6 @@
+|        in        |       out        |
+| 0000000000000000 | 1111111111111111 |
+| 1111111111111111 | 0000000000000000 |
+| 1010101010101010 | 0101010101010101 |
+| 0011110011000011 | 1100001100111100 |
+| 0001001000110100 | 1110110111001011 |
diff --git a/logicGates/Not16.tst b/logicGates/Not16.tst
new file mode 100644
index 0000000..ae7ce18
--- /dev/null
+++ b/logicGates/Not16.tst
@@ -0,0 +1,29 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Not16.tst
+
+load Not16.hdl,
+output-file Not16.out,
+compare-to Not16.cmp,
+output-list in%B1.16.1 out%B1.16.1;
+
+set in %B0000000000000000,
+eval,
+output;
+
+set in %B1111111111111111,
+eval,
+output;
+
+set in %B1010101010101010,
+eval,
+output;
+
+set in %B0011110011000011,
+eval,
+output;
+
+set in %B0001001000110100,
+eval,
+output;
\ No newline at end of file
diff --git a/logicGates/Or.cmp b/logicGates/Or.cmp
new file mode 100644
index 0000000..11f9d64
--- /dev/null
+++ b/logicGates/Or.cmp
@@ -0,0 +1,5 @@
+| a | b |out|
+| 0 | 0 | 0 |
+| 0 | 1 | 1 |
+| 1 | 0 | 1 |
+| 1 | 1 | 1 |
diff --git a/logicGates/Or.tst b/logicGates/Or.tst
new file mode 100644
index 0000000..a9127da
--- /dev/null
+++ b/logicGates/Or.tst
@@ -0,0 +1,29 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Or.tst
+
+load Or.hdl,
+output-file Or.out,
+compare-to Or.cmp,
+output-list a b out;
+
+set a 0,
+set b 0,
+eval,
+output;
+
+set a 0,
+set b 1,
+eval,
+output;
+
+set a 1,
+set b 0,
+eval,
+output;
+
+set a 1,
+set b 1,
+eval,
+output;
diff --git a/logicGates/Or16.cmp b/logicGates/Or16.cmp
new file mode 100644
index 0000000..8664afe
--- /dev/null
+++ b/logicGates/Or16.cmp
@@ -0,0 +1,7 @@
+|        a         |        b         |       out        |
+| 0000000000000000 | 0000000000000000 | 0000000000000000 |
+| 0000000000000000 | 1111111111111111 | 1111111111111111 |
+| 1111111111111111 | 1111111111111111 | 1111111111111111 |
+| 1010101010101010 | 0101010101010101 | 1111111111111111 |
+| 0011110011000011 | 0000111111110000 | 0011111111110011 |
+| 0001001000110100 | 1001100001110110 | 1001101001110110 |
diff --git a/logicGates/Or16.tst b/logicGates/Or16.tst
new file mode 100644
index 0000000..f6a422f
--- /dev/null
+++ b/logicGates/Or16.tst
@@ -0,0 +1,39 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Or16.tst
+
+load Or16.hdl,
+output-file Or16.out,
+compare-to Or16.cmp,
+output-list a%B1.16.1 b%B1.16.1 out%B1.16.1;
+
+set a %B0000000000000000,
+set b %B0000000000000000,
+eval,
+output;
+
+set a %B0000000000000000,
+set b %B1111111111111111,
+eval,
+output;
+
+set a %B1111111111111111,
+set b %B1111111111111111,
+eval,
+output;
+
+set a %B1010101010101010,
+set b %B0101010101010101,
+eval,
+output;
+
+set a %B0011110011000011,
+set b %B0000111111110000,
+eval,
+output;
+
+set a %B0001001000110100,
+set b %B1001100001110110,
+eval,
+output;
\ No newline at end of file
diff --git a/logicGates/Or8Way.cmp b/logicGates/Or8Way.cmp
new file mode 100644
index 0000000..a1d2c4a
--- /dev/null
+++ b/logicGates/Or8Way.cmp
@@ -0,0 +1,6 @@
+|     in     |out|
+|  00000000  | 0 |
+|  11111111  | 1 |
+|  00010000  | 1 |
+|  00000001  | 1 |
+|  00100110  | 1 |
diff --git a/logicGates/Or8Way.tst b/logicGates/Or8Way.tst
new file mode 100644
index 0000000..7189210
--- /dev/null
+++ b/logicGates/Or8Way.tst
@@ -0,0 +1,29 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Or8Way.tst
+
+load Or8Way.hdl,
+output-file Or8Way.out,
+compare-to Or8Way.cmp,
+output-list in%B2.8.2 out;
+
+set in %B00000000,
+eval,
+output;
+
+set in %B11111111,
+eval,
+output;
+
+set in %B00010000,
+eval,
+output;
+
+set in %B00000001,
+eval,
+output;
+
+set in %B00100110,
+eval,
+output;
\ No newline at end of file
diff --git a/logicGates/Xor.cmp b/logicGates/Xor.cmp
new file mode 100644
index 0000000..3737173
--- /dev/null
+++ b/logicGates/Xor.cmp
@@ -0,0 +1,5 @@
+| a | b |out|
+| 0 | 0 | 0 |
+| 0 | 1 | 1 |
+| 1 | 0 | 1 |
+| 1 | 1 | 0 |
diff --git a/logicGates/Xor.tst b/logicGates/Xor.tst
new file mode 100644
index 0000000..f5dfb14
--- /dev/null
+++ b/logicGates/Xor.tst
@@ -0,0 +1,29 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/1/Xor.tst
+
+load Xor.hdl,
+output-file Xor.out,
+compare-to Xor.cmp,
+output-list a b out;
+
+set a 0,
+set b 0,
+eval,
+output;
+
+set a 0,
+set b 1,
+eval,
+output;
+
+set a 1,
+set b 0,
+eval,
+output;
+
+set a 1,
+set b 1,
+eval,
+output;