diff options
author | Yuchen Pei <me@ypei.me> | 2018-01-20 15:41:49 +0100 |
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committer | Yuchen Pei <me@ypei.me> | 2018-01-20 15:41:49 +0100 |
commit | d3a0cc3a8ba6dfeb64d3faeffdeb6845b60e5840 (patch) | |
tree | d58df9ec2480e2a9ec6240f9c797f83d1a0b1056 /chips/Xor.hdl | |
parent | 3571f998b28fbc8d9250ba04c983935f10a16c15 (diff) |
rearranged the dir for github
- removed tools and pdfs
- rearranged the projects dirs
- added md files
- other minor changes
Diffstat (limited to 'chips/Xor.hdl')
-rw-r--r-- | chips/Xor.hdl | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/chips/Xor.hdl b/chips/Xor.hdl new file mode 100644 index 0000000..5ec4579 --- /dev/null +++ b/chips/Xor.hdl @@ -0,0 +1,22 @@ +// 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/Xor.hdl
+
+/**
+ * Exclusive-or gate:
+ * out = not (a == b)
+ */
+
+CHIP Xor {
+ IN a, b;
+ OUT out;
+
+ PARTS:
+ // Put your code here:
+ Not (in=a, out=nota);
+ Not (in=b, out=notb);
+ And (a=a, b=notb, out=aandnotb);
+ And (a=nota, b=b, out=notaandb);
+ Or (a=aandnotb, b=notaandb, out=out);
+}
|