I Had the same problem with a 16c54 used to drive fets in a switchmode psu delivering 3kw, ended up setting the tris registers every time round the loop. (every 40us). George Tyler, Tyler Electronics, S. Africa ----- Original Message ----- From: Gonzalo Jiminez Yamasaki To: Sent: Thursday, November 30, 2000 7:06 PM Subject: Fw: [PIC]: can't read an input after a while... > Sorry if see this twice but I had some troubles with my e-mail... > > ----- Original Message ----- > From: "Gonzalo Jiminez Yamasaki" > To: "pic microcontroller discussion list" > Sent: Thursday, November 30, 2000 11:14 AM > Subject: [PIC]: can't read an input after a while... > > > | Hi all: > | > | I'm doing a simple program that acording to some combination of imputs > | gives some combination of outputs... I'm using a PIC16C73B and something > | really strange happened... two pin ports (RB6 and RB7) works well (as > | imputs) but suddenly they don't work anymore (seems like they are not > imputs > | at that moment) while the rest of imputs works well... I have all > | interruptions disable, I also try four diferents PICs and same problem, I > | guess is not a code problem because it happens any time, sometimes takes > | longer than other to happen but happens... > | > | It is possible that those pins change their configuration? (because of > | noise or something) if some body has some expirience with it and can help > me > | I'll be very thankful... > | > | Regards, > | > | Gonzalo > | > > -- > http://www.piclist.com hint: The PICList is archived three different > ways. See http://www.piclist.com/#archives for details. > > -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body