What you are looking for is a "Watchdog timer". They exist for PCs. Once the computer stops due to a hang, it automatically resets the computer after a predetermined time. Jeff ----- Original Message ----- From: Jim Main To: Sent: Wednesday, June 19, 2002 12:04 PM Subject: [EE]: Cycling power remotely on an ATX PC > I have an application at a remote site where I send data over a WAN to a PC, > which then talks to a PIC interface controlling various bits of equipment. > > Since PC's occasionally crash, I've put in a telephone-operated switch on > the power feed to the PC. > > Problem is, I've just realised that cycling the power in this way means the > PC won't boot up (since the front power button needs to be cycled after a > mains reset). > > Any suggestions? > > I'm thinking maybe of another pic that delays a bit then closes a relay > contact across the power jumper on the motherboard.... -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body