diff options
Diffstat (limited to 'projects/03/a/Register.hdl')
| -rw-r--r-- | projects/03/a/Register.hdl | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/projects/03/a/Register.hdl b/projects/03/a/Register.hdl new file mode 100644 index 0000000..78c0636 --- /dev/null +++ b/projects/03/a/Register.hdl @@ -0,0 +1,33 @@ +// 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/03/a/Register.hdl
+
+/**
+ * 16-bit register:
+ * If load[t] == 1 then out[t+1] = in[t]
+ * else out does not change
+ */
+
+CHIP Register {
+ IN in[16], load;
+ OUT out[16];
+
+ PARTS:
+ Bit(in=in[0], load=load, out=out[0]);
+ Bit(in=in[1], load=load, out=out[1]);
+ Bit(in=in[2], load=load, out=out[2]);
+ Bit(in=in[3], load=load, out=out[3]);
+ Bit(in=in[4], load=load, out=out[4]);
+ Bit(in=in[5], load=load, out=out[5]);
+ Bit(in=in[6], load=load, out=out[6]);
+ Bit(in=in[7], load=load, out=out[7]);
+ Bit(in=in[8], load=load, out=out[8]);
+ Bit(in=in[9], load=load, out=out[9]);
+ Bit(in=in[10], load=load, out=out[10]);
+ Bit(in=in[11], load=load, out=out[11]);
+ Bit(in=in[12], load=load, out=out[12]);
+ Bit(in=in[13], load=load, out=out[13]);
+ Bit(in=in[14], load=load, out=out[14]);
+ Bit(in=in[15], load=load, out=out[15]);
+}
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