370 / | HD | MULTIPLEX COMMUNICATIONS |
FOR 135 | DF | TIME DIVISION (370/77) {14} |
FOR 143 | DF | .~ Bus transmission (370/85.1) {5} |
FOR 151 | ![]() | .~.~ Plural bus (370/85.9) {3} |
FOR 152 | DF | .~.~.~> With separate control bus (370/85.11) |
FOR 153 | DF | .~.~.~> Loop or ring (370/85.12) |
FOR 154 | DF | .~.~.~> Bridge between bus systems (370/85.13) {1} |