Patent ID: 7814282

Claim:
A portable terminal having a memory interface, the portable terminal comprising: a main memory; a sub-control unit, the sub-control unit accessing raw data stored in said main memory, reading said raw data, and processing and storing said raw data in accordance with a process order; a main control unit, the main control unit being coupled to said sub-control unit; a first bus, the first bus coupling said main control unit to said main memory; a second bus, the second bus coupling said main control unit to said sub-control unit; and a third bus, the third bus coupling said sub-control unit to said main memory, wherein said main control unit transmits said process order to said sub-control unit through said second bus, said process order comprises indication information on a process type of said raw data and a store-location of said raw data, and said sub-control unit using said indication information on said process type of said raw data in said processing of said raw data, and using said indication information on said store-location of said raw data in said storing of said raw data.