!! PIC18x
*http://www.kumikomi.net/archives/2009/08/pic1.php
*http://www.kumikomi.net/archives/2009/09/_pic2.php

正弦波発生
*http://seppina.cocolog-nifty.com/blog/2015/03/post-0726.html

JJY受信
*http://seppina.cocolog-nifty.com/blog/2015/11/jjy---51be.html