# minicom > Communicate with the serial interface of a device. > More information: . - Open a given serial port: `sudo minicom {{[-D|--device]}} {{/dev/ttyXYZ}}` - Open a given serial port with a given baud rate: `sudo minicom {{[-D|--device]}} {{/dev/ttyXYZ}} {{[-b|--baudrate]}} {{115200}}` - Enter the configuration menu before communicating with a given serial port: `sudo minicom {{[-D|--device]}} {{/dev/ttyXYZ}} {{[-s|--setup]}}` - Exit minicom: `` - Display help: `minicom {{[-h|--help]}}`