Ready for github publishing

prototiping-with-arduino/SN76489-test/SN76489-test.ino

@@ -1,4 +1,21 @@
 /**
+ *
+ * This file is part of Pat80 Utils.
+ *
+ * Pat80 Utils is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Pat80 Utils is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY * without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Pat80 Utils.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
  * SN76489 sound chip test
  *
  * DATA BUS IS: 2, 3, 4, 5, 6, 7, 8, 9 (NOTE: 2 is D0, but D0 is the MSB)