Method for data save and read in the mobile terminal

The present invention relates to that, more specifically, data stored in a portable terminal by using a serial bus interface for a data exchange between the portable terminal and a personal computer (PC) and a read process related to the mobile terminal. The present invention relates to a data storage and readout method for a portable terminal connected via a personal computer and the USB interface, For this purpose, the power supply of the portable terminal is turned on, the steps of: detecting whether the communication with the personal computer; When the detection result, the communication with the personal computer, and controlling the portable terminal recognize the device and; The process of storing data in either one of the phone memory or the auxiliary memory provided in the inside of a portable terminal in accordance with the then recognized by the mobile disk, when in write mode for storing data, the storage is set by the user and request scheme; Characterized by a transmission constituted by any process that reads out the data from the then recognized as a removable disk, a phone memory or the auxiliary memory that contains data to be read out by the user on request read mode, and transmitting the read out the stored data. Handheld, sex billion, a removable disk, a write mode, read mode, HDD