Or8Way done
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@ -20,7 +20,7 @@ Build order as per the website. Cost for each gate in NAND in brackets.
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- [x] `And16` (32)
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- [x] `And16` (32)
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- [x] `Or16` (48)
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- [x] `Or16` (48)
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- [x] `Mux16` (113)
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- [x] `Mux16` (113)
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- [ ] `Or8Way` ()
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- [x] `Or8Way` (21)
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- [ ] `Mux4Way16` ()
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- [ ] `Mux4Way16` ()
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- [ ] `Mux8Way16` ()
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- [ ] `Mux8Way16` ()
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- [ ] `DMux4Way` ()
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- [ ] `DMux4Way` ()
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@ -4,14 +4,24 @@
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// File name: projects/01/Or8Way.hdl
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// File name: projects/01/Or8Way.hdl
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/**
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/**
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* 8-way Or:
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* 8-way Or:
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* out = (in[0] or in[1] or ... or in[7])
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* out = (in[0] or in[1] or ... or in[7])
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*/
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*/
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// COST = 7x3 = 21 NAND Gates
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CHIP Or8Way {
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CHIP Or8Way {
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IN in[8];
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IN in[8];
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OUT out;
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OUT out;
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PARTS:
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PARTS:
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// Put your code here:
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Or(a=in[0], b=in[1], out=p);
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}
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Or(a=in[2], b=in[3], out=q);
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Or(a=in[4], b=in[5], out=r);
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Or(a=in[6], b=in[7], out=s);
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Or(a=p, b=q, out=x);
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Or(a=r, b=s, out=y);
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Or(a=x, b=y, out=out);
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}
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@ -0,0 +1,6 @@
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| in | out |
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| 00000000 | 0 |
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| 11111111 | 1 |
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| 00010000 | 1 |
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| 00000001 | 1 |
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| 00100110 | 1 |
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