/members-area/personalblogs/b/blog/posts/speeding-up-digitalwriteMaking digital I/O faster is a frequent topic of discussion on the Arduino developers&#39; list. The digitalWrite function is 20 to 30 times slower than the single instruction that ought to be possible; slow enough to be easily noticeable if you ar...en-USTelligent Community 12https://community.element14.com/members-area/personalblogs/b/blog/posts/speeding-up-digitalwriteFri, 09 Mar 2012 04:25:10 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:71d358b2-3be9-41cc-b2d5-4aa89c3d8c35WestfW0<p>In retrospect, this turns out to be pretty silly, because the compiler wll optimize away consant-indexed accesses to static constant arrays as well, and that makes for much less ugly code!</p><img src="https://community.element14.com/aggbug?PostID=11921&AppID=293&AppType=Weblog&ContentType=0" width="1" height="1">