These are the macro files referred to in the article about translating 6502 code to 6809 code... Directory of Virtual Flex Disk "TRNS6502.DSK" Disk: "XLATOR . MD" #1982 Created: August 3th, 1983 FILE# NAME TYPE BEGIN END SIZE DATE PRT 1 X02MACLB.TXT 01-01 01-05 5 28-FEB-82 2 X02MACRO.TXT 01-06 11-08 103 28-FEB-82 3 X02SUBLB.TXT 11-09 12-08 10 28-FEB-82 4 X02TEST .TXT 12-09 13-07 9 28-FEB-82 5 X02XLATS.CMD 13-08 17-03 36 12-OCT-82 6 X02XLATS.TXT 17-04 26-02 89 11-JUL-82 7 MAKXLATR.TXT 26-10 27-01 2 3-AUG-83 Files=7, Sectors=254, Largest=103, Free=86 The disk image is at http://www.flexusergroup.com/flexusergroup/DSKs/fhl/TRNS6502.DSK http://boutillon.free.fr/tmp/JeanPierre/6809/6502to6809.pdf (extracted from http://archive.6502.org/publications/micro/micro_39_aug_1981.pdf ) http://www.colorcomputerarchive.com/coco/Documents/Manuals/Programming/6502-6809Translator%20(Computer%20Systems%20Consultants).pdf See also https://sourceforge.net/p/cmoc-win32/code/HEAD/tree/src/bin/shared/ucmoctranslate6502.pas which is recent code in the WinCMOC C compiler system...