Device that processes a Near Field Communication type application, which device comprises: a host processor that is built to process device applications, that use the Near Field Communication type application, and that comprises a host wired data interface stage with an encoder built to encode data based on a first interface protocol and to communicate the encoded data via N information lines; a NFC controller, that is built to process a Near Field Communication type contactless interface and that comprises a NFC controller wired data interface stage with a first decoder, built to communicate via the N information lines with the host wired data interface stage based on the first interface protocol, and with a second decoder, built to communicate via the N information lines with another host wired data interface stage of another host processor based on a second interface protocol; a protocol selection stage of the NFC controller wired data interface stage, that is built to select the first decoder or the second decoder to decode the data received via the N information lines according to the selected first interface protocol or the selected second interface protocol, characterized in that the protocol selection stage, is built to analyze signals on at least one of the N information lines based on a fixed information line connection scheme for each of the first interface protocol and the second interface protocol during a boot procedure after power-on of the NFC controller to select either the first decoder or the second decoder to be used to decode the data received via the N information lines according to the selected first interface protocol or the second interface protocol. a host processor that is built to process device applications, that use the Near Field Communication type application, and that comprises a host wired data interface stage with an encoder built to encode data based on a first interface protocol and to communicate the encoded data via N information lines; a NFC controller, that is built to process a Near Field Communication type contactless interface and that comprises a NFC controller wired data interface stage with a first decoder, built to communicate via the N information lines with the host wired data interface stage based on the first interface protocol, and with a second decoder, built to communicate via the N information lines with another host wired data interface stage of another host processor based on a second interface protocol; a protocol selection stage of the NFC controller wired data interface stage, that is built to select the first decoder or the second decoder to decode the data received via the N information lines according to the selected first interface protocol or the selected second interface protocol, characterized in that the protocol selection stage, is built to analyze signals on at least one of the N information lines based on a fixed information line connection scheme for each of the first interface protocol and the second interface protocol during a boot procedure after power-on of the NFC controller to select either the first decoder or the second decoder to be used to decode the data received via the N information lines according to the selected first interface protocol or the second interface protocol.