From a000308104aab27c2dde9a306f1bc654b2db4806 Mon Sep 17 00:00:00 2001
From: Yuchen Pei <me@ypei.me>
Date: Wed, 29 Nov 2017 12:30:41 +0100
Subject: first commit

---
 tools/builtInChips/Bit.hdl | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 tools/builtInChips/Bit.hdl

(limited to 'tools/builtInChips/Bit.hdl')

diff --git a/tools/builtInChips/Bit.hdl b/tools/builtInChips/Bit.hdl
new file mode 100644
index 0000000..a0a76bb
--- /dev/null
+++ b/tools/builtInChips/Bit.hdl
@@ -0,0 +1,19 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: tools/builtIn/Bit.hdl
+
+/**
+ * 1-bit register.
+ * If load[t] == 1 then out[t+1] = in[t]
+ *                 else out[t+1] = out[t] (no change)
+ */
+
+CHIP Bit {
+
+    IN  in, load;
+    OUT out;
+
+    BUILTIN Bit;
+    CLOCKED in, load;
+}
-- 
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