Rm2-8086 Schematic - __top__

Whether you are chasing down a stuck address line on a 40-year-old arcade board or building a new 8086 training system from scratch, keep this article as your reference. And remember: always double-check your latch enables—and never forget the -5V rail.

Do not confuse the RM2-8086 with the 8088 (which has an 8-bit external data bus) or the 80C86 (CMOS version). The RM2 is strictly NMOS, requiring -5V, +5V, and +12V power rails. rm2-8086 schematic

Let’s conclude with a practical project. Using the principles above, you can breadboard a functional RM2-8086 computer. Whether you are chasing down a stuck address