For the first time I finished the DMux chips. Not the best way to do it, but its a start.

2021-01-20 15:14:40 -06:00
parent 6cff6afc04
commit 77c62c3504
6 changed files with 85 additions and 1 deletions
@@ -7,7 +7,11 @@
 * 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, in, 0, 0, 0, 0, 0} if sel == 010
+							  {0, 0, 0, in, 0, 0, 0, 0} if sel == 011
+							  {0, 0, 0, 0, in, 0, 0, 0} if sel == 100
+							  {0, 0, 0, 0, 0, in, 0, 0} if sel == 101
+							  {0, 0, 0, 0, 0, 0, in, 0} if sel == 110
 *                            {0, 0, 0, 0, 0, 0, 0, in} if sel == 111
 */

@@ -17,4 +21,19 @@ CHIP DMux8Way {

    PARTS:
    // Put your code here:
+	Not(in=sel[2], out=out1);
+	
+	DMux4Way(in=in, sel=sel[0..1], a=outA, b=outB, c=outC, d=outD);
+	
+	And(a=out1, b=outA, out=a);
+	And(a=out1, b=outB, out=b);
+	And(a=out1, b=outC, out=c);
+	And(a=out1, b=outD, out=d);
+	
+	DMux4Way(in=in, sel=sel[0..1], a=outE, b=outF, c=outG, d=outH);
+	
+	And(a=sel[2], b=outE, out=e);
+	And(a=sel[2], b=outF, out=f);
+	And(a=sel[2], b=outG, out=g);
+	And(a=sel[2], b=outH, out=h);
 }