Good job, Alan. Suggestion: How about making Target 2 a 28 pin? This is the other favourite "footprint". Then you have the best of both worlds. Also, is there allowance for I2C? Good for training and further expansion. Quentin qsc@iptech.co.za www.iptech.co.za -- http://www.piclist.com hint: The list server can filter out subtopics (like ads or off topics) for you. See http://www.piclist.com/#topics