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Diffstat (limited to 'projects/01/Or8Way.hdl')
| -rw-r--r-- | projects/01/Or8Way.hdl | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/projects/01/Or8Way.hdl b/projects/01/Or8Way.hdl new file mode 100644 index 0000000..14b0783 --- /dev/null +++ b/projects/01/Or8Way.hdl @@ -0,0 +1,23 @@ +// 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/Or8Way.hdl
+
+/**
+ * 8-way Or:
+ * out = (in[0] or in[1] or ... or in[7])
+ */
+
+CHIP Or8Way {
+ IN in[8];
+ OUT out;
+
+ PARTS:
+ Or(a=in[0], b=in[1], out=four0);
+ Or(a=in[2], b=in[3], out=four1);
+ Or(a=in[4], b=in[5], out=four2);
+ Or(a=in[6], b=in[7], out=four3);
+ Or(a=four0, b=four1, out=two0);
+ Or(a=four2, b=four3, out=two1);
+ Or(a=two0, b=two1, out=out);
+}
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