Think ive seen this before, but if I want to enable a pin for being an output on a buss, then tristate it, can this be done? In other words....initally the pin is tristated, then set to be an output, turn it on, turn it off, then tristate it again. Its the makin it tristate back n forth that im not sure about _________________________________________________________________ Get your FREE download of MSN Explorer at http://explorer.msn.com/intl.asp -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body