See if any of these threads help:

http://www.picbasic.co.uk/forum/show...ighlight=timer
http://www.picbasic.co.uk/forum/show...ighlight=timer
http://www.picbasic.co.uk/forum/show...ighlight=timer
http://www.picbasic.co.uk/forum/show...ighlight=timer
http://www.picbasic.co.uk/forum/show...ighlight=timer