From 9542deeb483a00b6fabed7574720926ce97d7511 Mon Sep 17 00:00:00 2001
From: Frederick Yin <fkfd@fkfd.me>
Date: Tue, 16 Aug 2022 11:54:23 +0800
Subject: Projects, 01-06 completed

---
 projects/01/Or8Way.hdl | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 projects/01/Or8Way.hdl

(limited to 'projects/01/Or8Way.hdl')

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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