Method for entering commands and/or characters for a portable communication device equipped with a tilt sensor

The invention relates to a method for entering commands and/or characters for a portable communication device equipped with an input device comprising a tilt sensor, comprising the steps of determining (S 1 ) a motion of said portable communication device through measurements of said tilt sensor calculated in reference to a neutral position of said tilt sensor; and deducing (S 2 ) from said motion an associated command and/or character. According to the invention, said method further comprisesapreliminary calibration step (S 0 ) triggered by a user of said portable communication device, consisting in defining said neutral position as being the current position of the sensor at the time of triggering said calibration step.