I have always used Ceramic Disc 0.1uF caps as much as I can all over my projects and they seem to work great. Adding an extra 47uF electrolitic on the ouput of voltage regulators is also a big help. Juan Cubillo -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist