mirror of
https://github.com/soconnor0919/eceg431.git
synced 2025-12-11 22:54:43 -05:00
Sean O'Connor
c39ce212b4
- Removed verbose explanations - Made comments shorter and more casual - Focus on key concepts rather than formal descriptions
28 lines
762 B
Plaintext
28 lines
762 B
Plaintext
// 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.hdl
|
|
/**
|
|
* 8-way 16-bit multiplexor:
|
|
* out = a if sel = 000
|
|
* b if sel = 001
|
|
* c if sel = 010
|
|
* d if sel = 011
|
|
* e if sel = 100
|
|
* f if sel = 101
|
|
* g if sel = 110
|
|
* 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:
|
|
// Two Mux4Way16 + one Mux16
|
|
Mux4Way16(a=a, b=b, c=c, d=d, sel=sel[0..1], out=tmp1);
|
|
Mux4Way16(a=e, b=f, c=g, d=h, sel=sel[0..1], out=tmp2);
|
|
Mux16(a=tmp1, b=tmp2, sel=sel[2], out=out);
|
|
}
|