Patent ID: 7984217

Claim:
A method for transmitting data on a serial bus between at least one active station and at least one passive station, the method comprising the steps of: providing telegrams; including a logical address in each telegram when the data is output onto the serial bus by the active station, the logical address characterizing the transmitted data; providing an assignment table including register data sets in the passive station, each register data set comprising the logical address of data transmitted in a telegram via the serial bus and a physical address of a data-storage area assigned to the data in the passive station such that logical addresses of the telegrams are correlated with physical addresses of data-storage areas of the passive station, each register data set further comprising a starting address of a data storage region in the telegram on the serial bus, an ending address of the data storage region in the telegram or a length of the data storage region in the telegram on the serial bus, and a starting address of the assigned data-storage area in the passive station; and comparing the logical address of each telegram with the logical addresses stored in the assignment table by the passive station while the telegram passes the passive station, and if there is a match, performing a data exchange between the data storage region of the telegram and the assigned data-storage area.