Flash memory chip

The invention discloses a flash memory chip which comprises a storage module, and the storage module comprises a data storage unit and a page buffer. The conversion module comprises a storage control unit and a data receiving unit, and the conversion module is connected with the storage module to control data access of the storage module; wherein the data receiving unit is used for receiving an instruction and stored data information, and the storage control unit is used for writing data in a first cache region and a second cache region of the page cache based on the instruction; generating data in a third cache region of the page cache; wherein the data generated by the third cache region is obtained by performing logical operation on the data of the first cache region and the data of the second cache region, and first data information is determined by the data of the first cache region, the second cache region and the third cache region; and writing the first data information cached by the page cache into t