> http://www.microchip.com/pagehandler/en-us/technology/realtimeclock/home.= html MCP79410/MCP795 not bad pricing for a couple to go in the parts box=20 --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .