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Sean O'Connor
ecdc6ab2bc
- Changed nandOut -> tmp - Changed notA, notB -> tmp1, tmp2 - Changed descriptive names -> tmp1, tmp2, tmp3, etc. Makes code cleaner and more concise while maintaining functionality.
22 lines
648 B
Plaintext
22 lines
648 B
Plaintext
// This file is part of www.nand2tetris.org
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// and the book "The Elements of Computing Systems"
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// by Nisan and Schocken, MIT Press.
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// File name: projects/1/Mux4Way16.hdl
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/**
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* 4-way 16-bit multiplexor:
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* out = a if sel = 00
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* b if sel = 01
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* c if sel = 10
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* d if sel = 11
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*/
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CHIP Mux4Way16 {
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IN a[16], b[16], c[16], d[16], sel[2];
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OUT out[16];
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PARTS:
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// Use two levels of Mux16: first level selects between pairs, second level selects final output
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Mux16(a=a, b=b, sel=sel[0], out=tmp1);
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Mux16(a=c, b=d, sel=sel[0], out=tmp2);
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Mux16(a=tmp1, b=tmp2, sel=sel[1], out=out);
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}
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