Bus arbitration and asynchronous bus control pins

Abstract

The video ptesents the 3 bus arbitration control pins of the MC 68000 microprocessor which are Bus request, Bus grant, and Bus grant acknowledge. These pins coordinate usage of the common bus shared between multiple processor or other bus masters. The 3 bus synchronous bus control pins are E Clock, Valid peripheral address, and valid memory address. These pins are used to control data transfer ...