Init nand2tetris

projects/01/And.cmp

@@ -0,0 +1,5 @@
+|   a   |   b   |  out  |
+|   0   |   0   |   0   |
+|   0   |   1   |   0   |
+|   1   |   0   |   0   |
+|   1   |   1   |   1   |

projects/01/And.hdl

@@ -0,0 +1,19 @@
+// 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/01/And.hdl
+
+/**
+ * And gate: 
+ * out = 1 if (a == 1 and b == 1)
+ *       0 otherwise
+ */
+
+CHIP And {
+    IN a, b;
+    OUT out;
+
+    PARTS:
+        Nand(a=a ,b=b ,out=nandout);
+        Not(in=nandout ,out=out);
+}

projects/01/And.out

@@ -0,0 +1,5 @@
+|   a   |   b   |  out  |
+|   0   |   0   |   0   |
+|   0   |   1   |   0   |
+|   1   |   0   |   0   |
+|   1   |   1   |   1   |

projects/01/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/01/And.tst
+
+load And.hdl,
+output-file And.out,
+compare-to And.cmp,
+output-list a%B3.1.3 b%B3.1.3 out%B3.1.3;
+
+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;

projects/01/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 |

projects/01/And16.hdl

@@ -0,0 +1,18 @@
+// 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/01/And16.hdl
+
+/**
+ * 16-bit bitwise And:
+ * for i = 0..15: out[i] = (a[i] and b[i])
+ */
+
+CHIP And16 {
+    IN a[16], b[16];
+    OUT out[16];
+
+    PARTS:
+        Nand16(a=a,b=b,out=outnand);
+        Not16(in=outnand,out=out);    
+}

projects/01/And16.out

@@ -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 |

projects/01/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/01/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;

projects/01/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   |

projects/01/DMux.hdl

@@ -0,0 +1,20 @@
+// 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/01/DMux.hdl
+
+/**
+ * Demultiplexor:
+ * {a, b} = {in, 0} if sel == 0
+ *          {0, in} if sel == 1
+ */
+
+CHIP DMux {
+    IN in, sel;
+    OUT a, b;
+
+    PARTS:
+        Not(in=sel, out=notsel);
+        And(a=in,b=notsel,out=a);
+        And(a=sel,b=in,out=b);
+}

projects/01/DMux.out

@@ -0,0 +1,5 @@
+|  in   |  sel  |   a   |   b   |
+|   0   |   0   |   0   |   0   |
+|   0   |   1   |   0   |   0   |
+|   1   |   0   |   1   |   0   |
+|   1   |   1   |   0   |   1   |

projects/01/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/01/DMux.tst
+
+load DMux.hdl,
+output-file DMux.out,
+compare-to DMux.cmp,
+output-list in%B3.1.3 sel%B3.1.3 a%B3.1.3 b%B3.1.3;
+
+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;

projects/01/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  |

projects/01/DMux4Way.hdl

@@ -0,0 +1,22 @@
+// 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/01/DMux4Way.hdl
+
+/**
+ * 4-way demultiplexor:
+ * {a, b, c, d} = {in, 0, 0, 0} if sel == 00
+ *                {0, in, 0, 0} if sel == 01
+ *                {0, 0, in, 0} if sel == 10
+ *                {0, 0, 0, in} if sel == 11
+ */
+
+CHIP DMux4Way {
+    IN in, sel[2];
+    OUT a, b, c, d;
+
+    PARTS:
+    DMux(in=in, sel=sel[1], a=dmuxouta, b=dmuxoutb);
+    DMux(in=dmuxouta, sel=sel[0], a=a, b=b);
+    DMux(in=dmuxoutb, sel=sel[0], a=c, b=d);
+}

projects/01/DMux4Way.out

@@ -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  |

projects/01/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/01/DMux4Way.tst
+
+load DMux4Way.hdl,
+output-file DMux4Way.out,
+compare-to DMux4Way.cmp,
+output-list in%B2.1.2 sel%B2.2.2 a%B2.1.2 b%B2.1.2 c%B2.1.2 d%B2.1.2;
+
+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;

projects/01/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  |

projects/01/DMux8Way.hdl

@@ -0,0 +1,23 @@
+// 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/01/DMux8Way.hdl
+
+/**
+ * 8-way demultiplexor:
+ * {a, b, c, d, e, f, g, h} = {in, 0, 0, 0, 0, 0, 0, 0} if sel == 000
+ *                            {0, in, 0, 0, 0, 0, 0, 0} if sel == 001
+ *                            etc.
+ *                            {0, 0, 0, 0, 0, 0, 0, in} if sel == 111
+ */
+
+CHIP DMux8Way {
+    IN in, sel[3];
+    OUT a, b, c, d, e, f, g, h;
+
+    PARTS:
+    DMux(in=in, sel=sel[2], a=dmuxouta, b=dmuxoutb);
+    DMux4Way(in=dmuxouta, sel=sel[0..1], a=a, b=b, c=c, d=d);
+    DMux4Way(in=dmuxoutb, sel=sel[0..1], a=e, b=f, c=g, d=h);
+    // Put your code here:
+}

projects/01/DMux8Way.out

@@ -0,0 +1,16 @@
+| 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  |

projects/01/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/01/DMux8Way.tst
+
+load DMux8Way.hdl,
+output-file DMux8Way.out,
+compare-to DMux8Way.cmp,
+output-list in%B2.1.2 sel%B2.3.2 a%B2.1.2 b%B2.1.2 c%B2.1.2 d%B2.1.2 e%B2.1.2 f%B2.1.2 g%B2.1.2 h%B2.1.2;
+
+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;

projects/01/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   |

projects/01/Mux.hdl

@@ -0,0 +1,21 @@
+// 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/01/Mux.hdl
+
+/** 
+ * Multiplexor:
+ * out = a if sel == 0
+ *       b otherwise
+ */
+
+CHIP Mux {
+    IN a, b, sel;
+    OUT out;
+
+    PARTS:
+    Not(in=sel,out=notsel);
+    And(a=a,b=notsel,out=outand1);
+    And(a=sel,b=b,out=outand2);
+    Or(a=outand1,b=outand2,out=out);
+}

projects/01/Mux.out

@@ -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   |

projects/01/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/01/Mux.tst
+
+load Mux.hdl,
+output-file Mux.out,
+compare-to Mux.cmp,
+output-list a%B3.1.3 b%B3.1.3 sel%B3.1.3 out%B3.1.3;
+
+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;

projects/01/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 |

projects/01/Mux16.hdl

@@ -0,0 +1,21 @@
+// 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/01/Mux16.hdl
+
+/**
+ * 16-bit multiplexor: 
+ * for i = 0..15 out[i] = a[i] if sel == 0 
+ *                        b[i] if sel == 1
+ */
+
+CHIP Mux16 {
+    IN a[16], b[16], sel;
+    OUT out[16];
+
+    PARTS:
+        Not(in=sel,out=notsel);
+        And16(a=a,b[0]=notsel,b[1]=notsel,b[2]=notsel,b[3]=notsel,b[4]=notsel,b[5]=notsel,b[6]=notsel,b[7]=notsel,b[8]=notsel,b[9]=notsel,b[10]=notsel,b[11]=notsel,b[12]=notsel,b[13]=notsel,b[14]=notsel,b[15]=notsel,out=outand1);
+        And16(a[0]=sel,a[1]=sel,a[2]=sel,a[3]=sel,a[4]=sel,a[5]=sel,a[6]=sel,a[7]=sel,a[8]=sel,a[9]=sel,a[10]=sel,a[11]=sel,a[12]=sel,a[13]=sel,a[14]=sel,a[15]=sel,b=b,out=outand2);
+        Or16(a=outand1,b=outand2,out=out);
+}

projects/01/Mux16.out

@@ -0,0 +1,6 @@
+|        a         |        b         | sel |       out        |
+| 0000000000000000 | 0000000000000000 |  0  | 0000000000000000 |
+| 0000000000000000 | 0000000000000000 |  1  | 0000000000000000 |
+| 0000000000000000 | 0001001000110100 |  0  | 0000000000000000 |
+| 0000000000000000 | 0001001000110100 |  1  | 0001001000110100 |
+| 1001100001110110 | 0000000000000000 |  0  | 1001100001110110 |

projects/01/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/01/Mux16.tst
+
+load Mux16.hdl,
+output-file Mux16.out,
+compare-to Mux16.cmp,
+output-list a%B1.16.1 b%B1.16.1 sel%D2.1.2 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;

projects/01/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 |

projects/01/Mux4Way16.hdl

@@ -0,0 +1,22 @@
+// 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/01/Mux4Way16.hdl
+
+/**
+ * 4-way 16-bit multiplexor:
+ * out = a if sel == 00
+ *       b if sel == 01
+ *       c if sel == 10
+ *       d if sel == 11
+ */
+
+CHIP Mux4Way16 {
+    IN a[16], b[16], c[16], d[16], sel[2];
+    OUT out[16];
+
+    PARTS:
+    Mux16(a=a,b=b,sel=sel[0],out=mux16out1);
+    Mux16(a=c,b=d,sel=sel[0],out=mux16out2);
+    Mux16(a=mux16out1,b=mux16out2,sel=sel[1],out=out);
+}

projects/01/Mux4Way16.out

@@ -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 |

projects/01/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/01/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;

projects/01/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 |

projects/01/Mux8Way16.hdl

@@ -0,0 +1,24 @@
+// 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/01/Mux8Way16.hdl
+
+/**
+ * 8-way 16-bit multiplexor:
+ * out = a if sel == 000
+ *       b if sel == 001
+ *       etc.
+ *       h if sel == 111
+ */
+
+CHIP Mux8Way16 {
+    IN a[16], b[16], c[16], d[16],
+       e[16], f[16], g[16], h[16],
+       sel[3];
+    OUT out[16];
+
+    PARTS:
+    Mux4Way16(a=a,b=b,c=c,d=d,sel=sel[0..1],out=mux4way1);
+    Mux4Way16(a=e,b=f,c=g,d=h,sel=sel[0..1],out=mux4way2);
+    Mux16(a=mux4way1,b=mux4way2,sel=sel[2],out=out);
+}

projects/01/Mux8Way16.out

@@ -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 |

projects/01/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/01/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;

projects/01/Nand16.hdl

@@ -0,0 +1,28 @@
+
+/**
+ * 16-bit bitwise And:
+ * for i = 0..15: out[i] = (a[i] and b[i])
+ */
+
+CHIP Nand16 {
+    IN a[16], b[16];
+    OUT out[16];
+
+    PARTS:
+        Nand(a=a[0],b=b[0],out=out[0]);
+        Nand(a=a[1],b=b[1],out=out[1]);
+        Nand(a=a[2],b=b[2],out=out[2]);
+        Nand(a=a[3],b=b[3],out=out[3]);
+        Nand(a=a[4],b=b[4],out=out[4]);
+        Nand(a=a[5],b=b[5],out=out[5]);
+        Nand(a=a[6],b=b[6],out=out[6]);
+        Nand(a=a[7],b=b[7],out=out[7]);
+        Nand(a=a[8],b=b[8],out=out[8]);
+        Nand(a=a[9],b=b[9],out=out[9]);
+        Nand(a=a[10],b=b[10],out=out[10]);
+        Nand(a=a[11],b=b[11],out=out[11]);
+        Nand(a=a[12],b=b[12],out=out[12]);
+        Nand(a=a[13],b=b[13],out=out[13]);
+        Nand(a=a[14],b=b[14],out=out[14]);    
+        Nand(a=a[15],b=b[15],out=out[15]);
+}

projects/01/Not.cmp

@@ -0,0 +1,3 @@
+|  in   |  out  |
+|   0   |   1   |
+|   1   |   0   |

projects/01/Not.hdl

@@ -0,0 +1,18 @@
+// 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/01/Not.hdl
+
+/**
+ * Not gate:
+ * out = not in
+ */
+
+CHIP Not {
+    IN in;
+    OUT out;
+
+    PARTS:
+    Nand(a=in,b=in,out=out);
+    // Put your code here:
+}

projects/01/Not.out

@@ -0,0 +1,3 @@
+|  in   |  out  |
+|   0   |   1   |
+|   1   |   0   |

projects/01/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/01/Not.tst
+
+load Not.hdl,
+output-file Not.out,
+compare-to Not.cmp,
+output-list in%B3.1.3 out%B3.1.3;
+
+set in 0,
+eval,
+output;
+
+set in 1,
+eval,
+output;

projects/01/Not16.cmp

@@ -0,0 +1,6 @@
+|        in        |       out        |
+| 0000000000000000 | 1111111111111111 |
+| 1111111111111111 | 0000000000000000 |
+| 1010101010101010 | 0101010101010101 |
+| 0011110011000011 | 1100001100111100 |
+| 0001001000110100 | 1110110111001011 |

projects/01/Not16.hdl

@@ -0,0 +1,32 @@
+// 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/01/Not16.hdl
+
+/**
+ * 16-bit Not:
+ * for i=0..15: out[i] = not in[i]
+ */
+
+CHIP Not16 {
+    IN in[16];
+    OUT out[16];
+
+    PARTS:
+        Not(in=in[0],out=out[0]);
+        Not(in=in[1],out=out[1]);
+        Not(in=in[2],out=out[2]);
+        Not(in=in[3],out=out[3]);
+        Not(in=in[4],out=out[4]);
+        Not(in=in[5],out=out[5]);
+        Not(in=in[6],out=out[6]);
+        Not(in=in[7],out=out[7]);
+        Not(in=in[8],out=out[8]);
+        Not(in=in[9],out=out[9]);
+        Not(in=in[10],out=out[10]);
+        Not(in=in[11],out=out[11]);
+        Not(in=in[12],out=out[12]);
+        Not(in=in[13],out=out[13]);
+        Not(in=in[14],out=out[14]);
+        Not(in=in[15],out=out[15]);
+}

projects/01/Not16.out

@@ -0,0 +1,6 @@
+|        in        |       out        |
+| 0000000000000000 | 1111111111111111 |
+| 1111111111111111 | 0000000000000000 |
+| 1010101010101010 | 0101010101010101 |
+| 0011110011000011 | 1100001100111100 |
+| 0001001000110100 | 1110110111001011 |

projects/01/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/01/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;

projects/01/Or.cmp

@@ -0,0 +1,5 @@
+|   a   |   b   |  out  |
+|   0   |   0   |   0   |
+|   0   |   1   |   1   |
+|   1   |   0   |   1   |
+|   1   |   1   |   1   |

projects/01/Or.hdl

@@ -0,0 +1,20 @@
+// 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/01/Or.hdl
+
+ /**
+ * Or gate:
+ * out = 1 if (a == 1 or b == 1)
+ *       0 otherwise
+ */
+
+CHIP Or {
+    IN a, b;
+    OUT out;
+
+    PARTS:
+    Not(in=a,out=nota);
+    Not(in=b,out=notb);
+    Nand(a=nota,b=notb,out=out);
+}

projects/01/Or.out

@@ -0,0 +1,5 @@
+|   a   |   b   |  out  |
+|   0   |   0   |   0   |
+|   0   |   1   |   1   |
+|   1   |   0   |   1   |
+|   1   |   1   |   1   |

projects/01/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/01/Or.tst
+
+load Or.hdl,
+output-file Or.out,
+compare-to Or.cmp,
+output-list a%B3.1.3 b%B3.1.3 out%B3.1.3;
+
+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;

projects/01/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 |

projects/01/Or16.hdl

@@ -0,0 +1,19 @@
+// 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/01/Or16.hdl
+
+/**
+ * 16-bit bitwise Or:
+ * for i = 0..15 out[i] = (a[i] or b[i])
+ */
+
+CHIP Or16 {
+    IN a[16], b[16];
+    OUT out[16];
+
+    PARTS:
+        Not16(in=a,out=nota);
+        Not16(in=b,out=notb);
+        Nand16(a=nota,b=notb,out=out);
+}

projects/01/Or16.out

@@ -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 |

projects/01/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/01/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;

projects/01/Or8Way.cmp

@@ -0,0 +1,6 @@
+|     in     | out |
+|  00000000  |  0  |
+|  11111111  |  1  |
+|  00010000  |  1  |
+|  00000001  |  1  |
+|  00100110  |  1  |

projects/01/Or8Way.hdl

@@ -0,0 +1,23 @@
+// 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/01/Or8Way.hdl
+
+/**
+ * 8-way Or: 
+ * out = (in[0] or in[1] or ... or in[7])
+ */
+
+CHIP Or8Way {
+    IN in[8];
+    OUT out;
+
+    PARTS:
+    Or(a=in[0],b=in[1],out=or1);
+    Or(a=or1,b=in[2],out=or2);
+    Or(a=or2,b=in[3],out=or3);
+    Or(a=or3,b=in[4],out=or4);
+    Or(a=or4,b=in[5],out=or5);
+    Or(a=or5,b=in[6],out=or6);
+    Or(a=or6,b=in[7],out=out);
+}

projects/01/Or8Way.out

@@ -0,0 +1,6 @@
+|     in     | out |
+|  00000000  |  0  |
+|  11111111  |  1  |
+|  00010000  |  1  |
+|  00000001  |  1  |
+|  00100110  |  1  |

projects/01/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/01/Or8Way.tst
+
+load Or8Way.hdl,
+output-file Or8Way.out,
+compare-to Or8Way.cmp,
+output-list in%B2.8.2 out%B2.1.2;
+
+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;

projects/01/Xor.cmp

@@ -0,0 +1,5 @@
+|   a   |   b   |  out  |
+|   0   |   0   |   0   |
+|   0   |   1   |   1   |
+|   1   |   0   |   1   |
+|   1   |   1   |   0   |

projects/01/Xor.hdl

@@ -0,0 +1,21 @@
+// 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/01/Xor.hdl
+
+/**
+ * Exclusive-or gate:
+ * out = not (a == b)
+ */
+
+CHIP Xor {
+    IN a, b;
+    OUT out;
+
+    PARTS:
+    Not(in=a, out=nota);
+    Not(in=b, out=notb);    
+    Nand(a=nota, b=b, out=nandout1);
+    Nand(a=a, b=notb, out=nandout2);
+    Nand(a=nandout1, b=nandout2, out=out);
+}

projects/01/Xor.out

@@ -0,0 +1,5 @@
+|   a   |   b   |  out  |
+|   0   |   0   |   0   |
+|   0   |   1   |   1   |
+|   1   |   0   |   1   |
+|   1   |   1   |   0   |

projects/01/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/01/Xor.tst
+
+load Xor.hdl,
+output-file Xor.out,
+compare-to Xor.cmp,
+output-list a%B3.1.3 b%B3.1.3 out%B3.1.3;
+
+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;

projects/01/and.svg

@@ -0,0 +1,246 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   version="1.1"
+   id="svg2"
+   width="182.004"
+   height="51.450668"
+   viewBox="0 0 182.004 51.450668"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs6" />
+  <g
+     id="g8"
+     transform="matrix(1.3333333,0,0,-1.3333333,41.474666,-51.61733)">
+    <g
+       id="g10">
+      <g
+         id="g12" />
+      <g
+         id="g14">
+        <g
+           id="g16">
+          <g
+             id="g18">
+            <path
+               d="m -15.62973,-50.34404 h -8.88902 m 8.88902,-12.69914 h -8.88902"
+               style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+               id="path20" />
+            <g
+               id="g22">
+              <path
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+                 style="fill:none;stroke:#000000;stroke-width:0.797;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+                 id="path24" />
+            </g>
+          </g>
+          <path
+             d="m 19.54123,-56.69362 h 4.97752"
+             style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             id="path26" />
+          <g
+             id="g28">
+            <g
+               id="g30"
+               transform="translate(17.586,-56.693)">
+              <g
+                 id="g32" />
+              <g
+                 id="g34"
+                 transform="translate(-17.586,56.693)" />
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+            <g
+               id="g36">
+              <g
+                 id="g38">
+                <path
+                   d="m 19.54123,-56.69362 c 0,1.08014 -0.87563,1.95575 -1.95575,1.95575 -1.08014,0 -1.95575,-0.87561 -1.95575,-1.95575 0,-1.08012 0.87561,-1.95575 1.95575,-1.95575 1.08012,0 1.95575,0.87563 1.95575,1.95575 z"
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+            <g
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+              <path
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+          </g>
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+             style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
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+                 transform="translate(-69.647,56.693)" />
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+               id="g68">
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+                <path
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+                   id="path72" />
+              </g>
+            </g>
+          </g>
+          <g
+             id="g74"
+             transform="translate(56.693,-56.693)">
+            <g
+               id="g76" />
+            <g
+               id="g78"
+               transform="translate(-56.693,56.693)" />
+          </g>
+        </g>
+        <path
+           d="m -24.51875,-50.34404 v 0"
+           style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+           id="path80" />
+        <g
+           id="g82">
+          <g
+             id="g84"
+             transform="translate(-27.009,-46.824)">
+            <g
+               id="g86">
+              <g
+                 id="g88"
+                 transform="translate(-4.097,-30.477)">
+                <text
+                   xml:space="preserve"
+                   transform="matrix(1,0,0,-1,4.097,30.477)"
+                   style="font-variant:normal;font-weight:normal;font-size:9.9626px;font-family:CMR10;-inkscape-font-specification:CMR10;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
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+                     x="0"
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+                     id="tspan90">a</tspan></text>
+                <g
+                   id="g94"
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+            </g>
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+               id="g96"
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+        <path
+           d="m -24.51875,-63.04318 v 0"
+           style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
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+             transform="translate(-27.286,-73.481)">
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+                   id="text110"><tspan
+                     x="0"
+                     y="0"
+                     id="tspan108">b</tspan></text>
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+                   id="g112"
+                   transform="translate(3.82,3.82)" />
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+            </g>
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+               id="g114"
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+        </g>
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+           style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
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+           id="g118">
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+             id="g120"
+             transform="translate(35.125,-56.693)">
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+               id="g122" />
+            <g
+               id="g124"
+               transform="translate(-35.125,56.693)" />
+          </g>
+        </g>
+        <path
+           d="M 24.51875,-56.69362 H 36.80678"
+           style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+           id="path126" />
+        <path
+           d="m 76.58044,-56.69362 h 7.08669"
+           style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+           id="path128" />
+        <g
+           id="g130">
+          <g
+             id="g132"
+             transform="translate(87.186,-59.757)">
+            <g
+               id="g134">
+              <g
+                 id="g136"
+                 transform="translate(-118.292,-17.544)">
+                <text
+                   xml:space="preserve"
+                   transform="matrix(1,0,0,-1,118.292,17.544)"
+                   style="font-variant:normal;font-weight:normal;font-size:9.9626px;font-family:CMR10;-inkscape-font-specification:CMR10;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+                   id="text140"><tspan
+                     x="0 4.9812999 10.516521"
+                     y="0"
+                     id="tspan138">out</tspan></text>
+                <g
+                   id="g142"
+                   transform="translate(118.292,17.544)" />
+              </g>
+            </g>
+            <g
+               id="g144"
+               transform="translate(-87.186,59.757)" />
+          </g>
+        </g>
+      </g>
+    </g>
+  </g>
+</svg>

projects/01/and.tex

@@ -0,0 +1,53 @@
+%!tikz editor 1.0
+\documentclass{article}
+\usepackage{pgf,tikz,pgfplots}
+
+\usepackage{tkz-euclide}
+
+\usetikzlibrary{angles, arrows.meta, quotes, calc, babel, fadings,quotes}
+
+\usetikzlibrary{intersections,through,backgrounds}
+
+
+\usepackage[graphics, active, tightpage]{preview}
+\PreviewEnvironment{tikzpicture}
+
+%!tikz preamble begin
+
+%!tikz preamble begin
+\pgfplotsset{compat=1.18}
+%!tikz preamble begin
+
+%!tikz preamble begin
+\usepackage{circuitikz}
+%!tikz preamble begin
+
+%!tikz preamble end
+
+
+\begin{document}
+%!tikz source begin
+\begin{tikzpicture}
+
+ 
+% Circuit style
+\ctikzset{
+    logic ports=ieee,
+    logic ports/scale=0.8,
+%    logic ports/fill=lightgray
+}
+
+\node[nand port] (Nand) at (0,-2){};
+\node[not port] (Not) at (2,-2){};
+
+\draw (Nand.in 1) -- ++(-0,0) node[near end,above]{a};
+\draw (Nand.in 2) -- ++(-0,0) node[near end,below]{b};
+\draw (Nand.out) -- ++(0.25,0) node[right]{};
+\draw (Nand.out) -- (Not.in);
+\draw (Not.out) -- ++(0.25,0) node[right]{out};
+%https://d1lvwzdke54ywg.cloudfront.net/computersystem-1/
+
+\end{tikzpicture}
+%!tikz source end
+
+\end{document}

projects/01/cir_ex_01.tex

@@ -0,0 +1,59 @@
+%!tikz editor 1.0
+\documentclass{article}
+\usepackage{pgf,tikz,pgfplots}
+
+\usepackage{tkz-euclide}
+
+\usetikzlibrary{angles, arrows.meta, quotes, calc, babel, fadings,quotes}
+
+\usetikzlibrary{intersections,through,backgrounds}
+
+
+\usepackage[graphics, active, tightpage]{preview}
+\PreviewEnvironment{tikzpicture}
+
+%!tikz preamble begin
+
+%!tikz preamble begin
+\pgfplotsset{compat=1.18}
+%!tikz preamble begin
+
+%!tikz preamble begin
+\usepackage{circuitikz}
+%!tikz preamble begin
+
+%!tikz preamble end
+
+
+\begin{document}
+%!tikz source begin
+\begin{circuitikz} 
+\draw
+(0,2)         node (myand1) [xshift=1cm,and port]           {}
+(myand1.out)  node      [anchor=south west]             {\it A.B}
+(myand1.in 1) node (A1)     [anchor=east,xshift=-1cm]           {A}
+(myand1.in 2) node (B1)     [anchor=east,xshift=-1cm,yshift=-.7cm]  {B} 
+(0,0)         node (mynot1) [not port, scale=.5]            {} 
+(mynot1.out)  node      [anchor=south west]             {$\bar{B}$}
+(2.5,-.280)   node (myor1)  [or port]                   {}
+(myor1.out)   node      [anchor=south west,xshift=.05cm]        {$\bar{B}\texttt{+}C$}
+(4,1.72)      node (myor2)  [or port]                   {}
+(myor1.in 2)  node (C1)     [anchor=east,xshift=-2.5cm]         {C}
+(myor2.out)   node      [anchor=south west]             {{\it A.B}\texttt{+}$(\bar{B}$\texttt{+}$C)$};
+
+\draw (myor2.out) -- ++(1cm,0);
+\draw (myand1.in 2) |- (mynot1.in);
+\draw (mynot1.out) -| (myor1.in 1);
+\draw (myand1.out) -- (myor2.in 1);
+\draw (myor1.out) -- (myor2.in 2);
+\draw (myand1.in 1) -- (A1);
+\foreach \Point in {(A1),(B1), (C1)}{
+    \node [xshift=.2cm] at \Point {\textbullet};
+}
+\node [xshift=1.25cm] at (B1) {$\bullet$};
+\node [xshift=1cm] at (myor2.out) {$\bullet$};
+\draw (B1) -- ++(1.25cm,0);
+\draw (myor1.in 2) -- (C1);
+\end{circuitikz}
+
+\end{document}

projects/01/convert2svg.sh

@@ -0,0 +1,4 @@
+#!/bin/bash
+
+#/opt/homebrew/bin/inkscape --without-gui --file=$1.pdf --export-plain-svg=$1.svg
+inkscape --without-gui --file=$1.pdf --export-plain-svg=$1.svg

projects/01/not.svg

@@ -0,0 +1,225 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   version="1.1"
+   id="svg2"
+   width="153.00932"
+   height="51.450668"
+   viewBox="0 0 153.00932 51.450668"
+   xmlns="http://www.w3.org/2000/svg"
+   xmlns:svg="http://www.w3.org/2000/svg">
+  <defs
+     id="defs6" />
+  <g
+     id="g8"
+     transform="matrix(1.3333333,0,0,-1.3333333,81.894665,-51.61733)">
+    <g
+       id="g10">
+      <g
+         id="g12" />
+      <g
+         id="g14">
+        <g
+           id="g16">
+          <g
+             id="g18">
+            <path
+               d="m -15.62973,-50.34404 h -8.88902 m 8.88902,-12.69914 h -8.88902"
+               style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+               id="path20" />
+            <g
+               id="g22">
+              <path
+                 d="m -15.62973,-43.99446 h 18.5603 c 7.01363,0 12.69916,-5.68552 12.69916,-12.69916 0,-7.01362 -5.68553,-12.69914 -12.69916,-12.69914 h -18.5603 z"
+                 style="fill:none;stroke:#000000;stroke-width:0.797;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+                 id="path24" />
+            </g>
+          </g>
+          <path
+             d="m 19.54123,-56.69362 h 4.97752"
+             style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+             id="path26" />
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+             id="g28">
+            <g
+               id="g30"
+               transform="translate(17.585,-56.693)">
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+                 id="g32" />
+              <g
+                 id="g34"
+                 transform="translate(-17.585,56.693)" />
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+            <g
+               id="g36">
+              <g
+                 id="g38">
+                <path
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+          </g>
+          <g
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+             transform="translate(0,-56.693)">
+            <g
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+            <g
+               id="g46"
+               transform="translate(0,56.693)" />
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+        </g>
+        <path
+           d="m -24.51875,-50.34404 v 0"
+           style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+           id="path48" />
+        <g
+           id="g50">
+          <g
+             id="g52"
+             transform="translate(-27.009,-46.823)">
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+               id="g54">
+              <g
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+                 transform="translate(-34.412,-30.478)">
+                <text
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+                     x="0"
+                     y="0"
+                     id="tspan58">a</tspan></text>
+                <g
+                   id="g62"
+                   transform="translate(34.412,30.478)" />
+              </g>
+            </g>
+            <g
+               id="g64"
+               transform="translate(27.009,46.823)" />
+          </g>
+        </g>
+        <path
+           d="m -24.51875,-63.04318 v 0"
+           style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
+           id="path66" />
+        <g
+           id="g68">
+          <g
+             id="g70"
+             transform="translate(-27.286,-73.48)">
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+               id="g72">
+              <g
+                 id="g74"
+                 transform="translate(-34.135,-3.821)">
+                <text
+                   xml:space="preserve"
+                   transform="matrix(1,0,0,-1,34.135,3.821)"
+                   style="font-variant:normal;font-weight:normal;font-size:9.9626px;font-family:CMR10;-inkscape-font-specification:CMR10;writing-mode:lr-tb;fill:#000000;fill-opacity:1;fill-rule:nonzero;stroke:none"
+                   id="text78"><tspan
+                     x="0"
+                     y="0"
+                     id="tspan76">b</tspan></text>
+                <g
+                   id="g80"
+                   transform="translate(34.135,3.821)" />
+              </g>
+            </g>
+            <g
+               id="g82"
+               transform="translate(27.286,73.48)" />
+          </g>
+        </g>
+        <g
+           id="g84">
+          <path
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+             style="fill:none;stroke:#000000;stroke-width:0.79701;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
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+             id="g88">
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+               id="g90"
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+                 id="g92" />
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+                 id="g94"
+                 transform="translate(24.519,56.693)" />
+            </g>
+          </g>
+        </g>
+        <path
+           d="m -24.51875,-56.69362 h -21.2601"
+           style="fill:none;stroke:#000000;stroke-width:0.3985;stroke-linecap:butt;stroke-linejoin:miter;stroke-miterlimit:10;stroke-dasharray:none;stroke-opacity:1"
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+           id="g98">
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+             transform="translate(-57.6,-60.02)">
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+               id="g102">
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+                <text
+                   xml:space="preserve"
+                   transform="matrix(1,0,0,-1,3.821,17.281)"
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+                   id="text108"><tspan
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+                     y="0"
+                     id="tspan106">in</tspan></text>
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+               id="g112"
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+        <path
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+           id="g116">
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+                 id="g122"
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+                <text
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+                   id="text126"><tspan
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+                     y="0"
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+               id="g130"
+               transform="translate(-35.125,59.757)" />
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+        </g>
+      </g>
+    </g>
+  </g>
+</svg>

projects/01/not.tex

@@ -0,0 +1,45 @@
+%!tikz editor 1.0
+\documentclass{article}
+\usepackage{pgf,tikz,pgfplots}
+
+\usepackage{tkz-euclide}
+
+\usetikzlibrary{angles, arrows.meta, quotes, calc, babel, fadings,quotes}
+
+\usetikzlibrary{intersections,through,backgrounds}
+
+
+\usepackage[graphics, active, tightpage]{preview}
+\PreviewEnvironment{tikzpicture}
+
+%!tikz preamble begin
+
+%!tikz preamble begin
+\usepackage{circuitikz}
+%!tikz preamble end
+
+
+\begin{document}
+%!tikz source begin
+\begin{tikzpicture}
+% Circuit style
+\ctikzset{
+    logic ports=ieee,
+    logic ports/scale=0.8,
+%    logic ports/fill=lightgray
+}
+
+\node[nand port] (Nand) at (0,-2){};
+
+
+\draw (Nand.in 1) -- ++(-0,0) node[near end,above]{a};
+\draw (Nand.in 2) -- ++(-0,0) node[near end,below]{b};
+\draw[thick] (Nand.in 2) --  (Nand.in 1)node[midway](in){};
+\draw (in.center) -- ++(-0.75,0) node[left]{in};
+\draw (Nand.out) -- ++(0.25,0) node[right]{out};
+%\draw (Not.in 1) -| (Not.in 2);
+
+\end{tikzpicture}
+%!tikz source end
+
+\end{document}

projects/01/or.tex

@@ -0,0 +1,60 @@
+%!tikz editor 1.0
+\documentclass{article}
+\usepackage{pgf,tikz,pgfplots}
+
+\usepackage{tkz-euclide}
+
+\usetikzlibrary{angles, arrows.meta, quotes, calc, babel, fadings,quotes}
+
+\usetikzlibrary{intersections,through,backgrounds}
+
+
+\usepackage[graphics, active, tightpage]{preview}
+\PreviewEnvironment{tikzpicture}
+
+%!tikz preamble begin
+
+%!tikz preamble begin
+\pgfplotsset{compat=1.18}
+%!tikz preamble begin
+
+%!tikz preamble begin
+\usepackage{circuitikz}
+%!tikz preamble begin
+
+%!tikz preamble end
+
+
+\begin{document}
+%!tikz source begin
+\begin{tikzpicture}
+
+ 
+% Circuit style
+\ctikzset{
+    logic ports=ieee,
+    logic ports/scale=0.8,
+%    logic ports/fill=lightgray
+}
+
+\node[nand port] (Nand) at (2,0){};
+\node[not port] (Nota) at (0,1.2){};
+\node[not port] (Notb) at (0,-1.2){};
+
+\draw (Nota.in) node[left]{a};
+\draw (Notb.in) node[left]{b}; 
+\draw (Nota.out) node[right, xshift=1, yshift=-10]{nota};
+\draw (Notb.out) node[right, xshift=1, yshift=10]{notb}; 
+\draw (Nota.out) |- (Nand.in 1);
+\draw (Notb.out) |- (Nand.in 2);
+%\draw (Nand.in 1) -- ++( -0,0) node[near end,above]{a};
+%\draw (Nand.in 2) -- ++(-0,0) node[near end,below]{b};
+%\draw (Nand.out) -- ++(0.25,0) node[right]{};
+\draw (Nand.out) node[right]{out};
+%\draw (Nota.out) -- ++(0.25,0) node[right]{out};
+%https://d1lvwzdke54ywg.cloudfront.net/computersystem-1/
+
+\end{tikzpicture}
+%!tikz source end
+
+\end{document}

projects/01/xor.pgf

@@ -0,0 +1,36 @@
+\begin{circuitikz} \draw
+(0,0) node (nota) [not port] {}
+
+(nota.in) node (A1)   [anchor=east,xshift=-1cm]  {a}
+(A1) -- (nota.in)
+
+(0,-2.6) node (notb) [not port] {}
+(notb.in) node (B1)   [anchor=east,xshift=-1cm] {b}
+(B1) -- (notb.in)
+
+(2.5,-0.7) node (nand1) [nand port]  {}
+
+(nota.out) -| (nand1.in 1)
+
+(2.5,-2) node (nand2) [nand port]  {}
+
+(notb.out) -| (nand2.in 2)
+
+%node [circ, xshift=0.7cm](B1-dot1) at (B1) {}
+%(B1-dot1) |- (nand1.in 2)
+
+(B1) ++(0.7cm,0) node[circ] {} |- (nand1.in 2)
+(A1) ++(1cm,0) node[circ] {} |- (nand2.in 1)
+
+(4.5,-1.4) node (nand3) [nand port]  {}
+(nand3.out) node (C1)   [anchor=west,xshift= 1cm] {out}
+(nand3.out) -- (C1)
+
+(nand1.out) -| (nand3.in 1)
+(nand2.out) -| (nand3.in 2)
+
+(nand1.out)  node [xshift=15,yshift=7,font=\footnotesize]        {nandout1}
+(nand2.out)  node [xshift=15,yshift=-7,font=\footnotesize]        {nandout2}
+ %   (nand1.in 1) node (A1)   [anchor=east,xshift=-1cm]  {A}
+
+;\end{circuitikz}

projects/01/xor.svg

@@ -0,0 +1,199 @@
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projects/01/xor.tex

@@ -0,0 +1,68 @@
+%!tikz editor 1.0
+\documentclass{article}
+\usepackage{pgf,tikz,pgfplots}
+
+\usepackage{tkz-euclide}
+
+\usetikzlibrary{angles, arrows.meta, quotes, calc, babel, fadings,quotes}
+
+\usetikzlibrary{intersections,through,backgrounds}
+
+
+\usepackage[graphics, active, tightpage]{preview}
+\PreviewEnvironment{tikzpicture}
+
+%!tikz preamble begin
+
+%!tikz preamble begin
+\pgfplotsset{compat=1.18}
+%!tikz preamble begin
+
+%!tikz preamble begin
+\usepackage{circuitikz}
+%!tikz preamble begin
+
+%!tikz preamble end
+
+
+\begin{document}
+\begin{circuitikz} \draw
+(0,0) node (nota) [not port] {}
+
+(nota.in) node (A1)   [anchor=east,xshift=-1cm]  {a}
+(A1) -- (nota.in)
+
+(0,-2.6) node (notb) [not port] {}
+(notb.in) node (B1)   [anchor=east,xshift=-1cm] {b}
+(B1) -- (notb.in)
+
+(2.5,-0.7) node (nand1) [nand port]  {}
+
+(nota.out) -| (nand1.in 1)
+
+(2.5,-2) node (nand2) [nand port]  {}
+
+(notb.out) -| (nand2.in 2)
+
+%node [circ, xshift=0.7cm](B1-dot1) at (B1) {}
+%(B1-dot1) |- (nand1.in 2)
+
+(B1) ++(0.7cm,0) node[circ] {} |- (nand1.in 2)
+(A1) ++(1cm,0) node[circ] {} |- (nand2.in 1)
+
+(4.5,-1.4) node (nand3) [nand port]  {}
+(nand3.out) node (C1)   [anchor=west,xshift= 5mm] {out}
+(nand3.out) -- (C1)
+
+(nand1.out) -| (nand3.in 1)
+(nand2.out) -| (nand3.in 2)
+
+(nota.out) node [xshift=10,yshift=7,font=\footnotesize] {nota}
+(notb.out) node [xshift=10,yshift=-7,font=\footnotesize] {notb}
+
+(nand1.out)  node [xshift=15,yshift=7,font=\footnotesize]        {nandout1}
+(nand2.out)  node [xshift=15,yshift=-7,font=\footnotesize]        {nandout2}
+ %   (nand1.in 1) node (A1)   [anchor=east,xshift=-1cm]  {A}
+
+;\end{circuitikz}
+\end{document}