Abstract: An agricultural machine, in particular a combine harvester and thresher, which is comprised of component devices (1-N) with associated microprocessors (M1-MN), of which at least one is a control station processor (M1) with a control keypad (TA) and a screen (V), which microprocessors are connected to measurement, actuation members of the respective component devices (1-N) and regarding this, process data that appears in the component device (1-N) in a controlling and/or regulating manner, or in a manner which displays it, wherein these microprocessors (M1-MN) are connected syndetically to a standard communications bus (B) via conventional interface circuits (SS) and via these circuits, continuously transmit operating data with an identifier, which is specific to the operating data, wherein in the individual microprocessors (M1-MN), the identifiers of these kinds of operating data, which are to be received, are stored in a table as a one in bit configuration and are accessed with the identifier at the bit posi