rearranged the dir for github

- removed tools and pdfs
- rearranged the projects dirs
- added md files
- other minor changes

1 files changed, 23 insertions, 0 deletions

diff --git a/chips/Mux4Way16.hdl b/chips/Mux4Way16.hdl
new file mode 100644
index 0000000..a47dbae
--- /dev/null
+++ b/chips/Mux4Way16.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/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:

+    // Put your code here:

+    Mux16 (a=a, b=b, sel=sel[0], out=out1);

+    Mux16 (a=c, b=d, sel=sel[0], out=out2);

+    Mux16 (a=out1, b=out2, sel=sel[1], out=out);

+}