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/02/HalfAdder.hdl | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 projects/02/HalfAdder.hdl

(limited to 'projects/02/HalfAdder.hdl')

diff --git a/projects/02/HalfAdder.hdl b/projects/02/HalfAdder.hdl
new file mode 100644
index 0000000..72476e0
--- /dev/null
+++ b/projects/02/HalfAdder.hdl
@@ -0,0 +1,18 @@
+// 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/02/HalfAdder.hdl
+
+/**
+ * Computes the sum of two bits.
+ */
+
+CHIP HalfAdder {
+    IN a, b;    // 1-bit inputs
+    OUT sum,    // Right bit of a + b 
+        carry;  // Left bit of a + b
+
+    PARTS:
+    Xor(a=a, b=b, out=sum);
+    And(a=a, b=b, out=carry);
+}
-- 
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