> How can I use mpasm to output a .hex file? By not using the /o switch. If all else fails you could take the drastic step of reading the manual DS33014G, pages 21-23, "Command Line Interface". There are other ways to do this with the clickety-click interface which are, believe it or not, also covered in the manual. ******************************************************************** Olin Lathrop, embedded systems consultant in Littleton Massachusetts (978) 742-9014, olin@embedinc.com, http://www.embedinc.com -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads