From a000308104aab27c2dde9a306f1bc654b2db4806 Mon Sep 17 00:00:00 2001 From: Yuchen Pei Date: Wed, 29 Nov 2017 12:30:41 +0100 Subject: first commit --- tools/builtInChips/Register.hdl | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100644 tools/builtInChips/Register.hdl (limited to 'tools/builtInChips/Register.hdl') diff --git a/tools/builtInChips/Register.hdl b/tools/builtInChips/Register.hdl new file mode 100644 index 0000000..3b81e46 --- /dev/null +++ b/tools/builtInChips/Register.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/Register.hdl + +/** + * 16-Bit register. + * If load[t-1]=1 then out[t] = in[t-1] + * else out does not change (out[t] = out[t-1]) + */ + +CHIP Register { + + IN in[16], load; + OUT out[16]; + + BUILTIN Register; + CLOCKED in, load; +} -- cgit v1.2.3