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authorFrederick Yin <fkfd@fkfd.me>2022-08-16 11:54:23 +0800
committerFrederick Yin <fkfd@fkfd.me>2022-08-16 11:54:23 +0800
commit9542deeb483a00b6fabed7574720926ce97d7511 (patch)
tree0f2c1f72c03dd4693fd59df67544d2a4dddc5494 /projects/01/Mux4Way16.hdl
parent9c0cb1d1c32724fc95ac9548e4f8d873d3adaccc (diff)
Projects, 01-06 completed
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+// 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=ab);
+ Mux16(a=c, b=d, sel=sel[0], out=cd);
+ Mux16(a=ab, b=cd, sel=sel[1], out=out);
+}