Motorola's reference book. You can get it. Somehow. I'm sure someone else has a better answer. -Zero ----- Original Message ----- From: <CalenWakefield@aol.com> To: <assembly-89@lists.ticalc.org> Sent: Tuesday, April 25, 2000 6:41 PM Subject: A89: Finding OP codes > > Does anyone know where I can find OP codes? > > thanks > CalenWakefield@aol.com > >