Human-machine interface device (1), comprising:- at least one input (12) configured to receive at least one biological electrical signal (S), in particular coming from at least the brain of at least one subject (13),- an electronic circuit (11), electrically connected to the input (12) configured to electronically process the biological electrical signal (S),- at least one I/O terminal (14), operatively connected to the electronic circuit (11) and configured at least to transmit a data signal (30) comprising the biological electrical signal (S) processed by the electronic circuit (11) and/or based on the biological electrical signal (S) processed by the electronic circuit (11) toward a machine (40), through a fieldbus (20), and/or configured to receive a data signal (30) from said fieldbus (20),said human-machine interface device (1) being configured to transmit the data signal (30) and to receive further data signals (30) on/from a fieldbus, said electronic circuit (11) and said I/O terminal (14) being configured at least to process and retransmit the biological electric signal (S) substantially in real time.
DEVICE FOR HUMAN-MACHINE INTERFACING BY MEANS OF BRAIN SIGNALS AND ASSOCIATED INTERFACING METHOD