| 710 / | HD | ELECTRICAL COMPUTERS AND DIGITAL DATA PROCESSING SYSTEMS: INPUT/OUTPUT |
| 100 | DF | INTRASYSTEM CONNECTION (E.G., BUS AND BUS TRANSACTION PROCESSING) {7} |
| 107 | DF | .~ Bus access regulation {7} |
| 119 | DF | .~.~ Decentralized bus arbitration {5} |
| 121 | DF | .~.~.~ Static bus prioritization {1} |
| 122 | ![]() | .~.~.~.~ Physical position bus prioritization |