In SX Microcontrollers, SX/B Compiler and SX-Key Tool, Chris Savage wrote: Bean, Using a 74HC165 you could read 8 or even 16 inputs off those 3 pins using an SPI interface (a.k.a. SHIFTIN). ---------- End of Message ---------- You can view the post on-line at: http://forums.parallax.com/forums/default.aspx?f=7&p=1&m=143039#m143337 Need assistance? Send an email to the Forum Administrator at forumadmin@parallax.com The Parallax Forums are powered by dotNetBB Forums, copyright 2002-2006 (http://www.dotNetBB.com)